/home/llmeval/.local/share/uv/tools/cubbi/lib/python3.12/site-packages/click/core.py:1213: UserWarning: The parameter -m is used more than once. Remove its duplicate as parameters should be unique. parser = self.make_parser(ctx) /home/llmeval/.local/share/uv/tools/cubbi/lib/python3.12/site-packages/click/core.py:1206: UserWarning: The parameter -m is used more than once. Remove its duplicate as parameters should be unique. self.parse_args(ctx, args) Using UID: 1000, GID: 1000 Forwarding environment variable OPENROUTER_API_KEY to container Mounting local directory /home/llmeval/llmeval/runs/run_20260210_150124/task9_cpp_footguns/openrouter-google-gemini-2.5-flash-preview-09-2025/workspace to /app No project_name provided - skipping configuration directory setup. Session created successfully! Session ID: e963bd7b Image: opencode Executing command and waiting for completion... Container will exit after command completes. Command logs: Initializing opencode v1.0.0 Setting up user 'cubbi' with UID: 1000, GID: 1000 Setting up standard directories Created directory: /app Created directory: /cubbi-config Created directory: /cubbi-config/home Creating /home/cubbi as symlink to /cubbi-config/home Created directory: /cubbi-config/home/.local Copied /root/.local/bin to user directory Running opencode-specific initialization Added litellm custom provider with 155 models to OpenCode configuration Added openrouter standard provider with 344 models to OpenCode configuration Set default model to openrouter/google/gemini-2.5-flash-preview-09-2025 Updated OpenCode configuration at /home/cubbi/.config/opencode/config.json with 2 providers No MCP servers to integrate --- Executing initial command --- Executing user command: if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Executing as cubbi: sh -c if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Installing Docker... Docker installed C++ compilation will use gcc:13 Docker image to avoid host path conflicts --- TASK BEGIN --- # C++ Bug Hunt: Fix Subtle Errors You'll find several C++ files in the current directory. Each file contains realistic code that does something useful, but has ONE subtle bug. ## Your Task Fix the bug in each file so that: 1. The code compiles without warnings (`-Wall -Wextra -Werror`) 2. The code passes sanitizer checks (ASan/UBSan) 3. The code produces the correct expected output ## Files - `virtual_destructor.cpp` - Plugin system with memory management - `reference_to_temporary.cpp` - Configuration system - `iterator_invalidation.cpp` - Event queue processor - `unsigned_underflow.cpp` - Ring buffer implementation - `dangling_cstr.cpp` - Log formatting system - `init_order.cpp` - Coordinate system with units - `off_by_one.cpp` - Matrix border detection - `int_overflow.cpp` - Bulk price calculator Each file is independent. Fix bugs **IN PLACE** (modify the files in the same directory). PS: You are currently working in an automated system and cannot ask any question or have back and forth with an user. --- TASK END --- INFO 2026-02-10T16:55:52 +1491ms service=default version=1.1.51 args=["run","--print-logs"] opencode INFO 2026-02-10T16:55:52 +36ms service=default directory=/app/input creating instance INFO 2026-02-10T16:55:52 +3ms service=project directory=/app/input fromDirectory INFO 2026-02-10T16:55:52 +38ms service=storage index=0 running migration INFO 2026-02-10T16:55:52 +42ms service=storage index=1 running migration INFO 2026-02-10T16:55:53 +57ms service=default directory=/app/input bootstrapping INFO 2026-02-10T16:55:53 +79ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-02-10T16:55:53 +137ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-02-10T16:55:53 +47ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-02-10T16:55:53 +86ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","@opencode-ai/plugin@1.1.51","--exact"] cwd=/home/cubbi/.config/opencode running INFO 2026-02-10T16:55:54 +734ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.51 3 packages installed [704.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-02-10T16:55:54 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","install"] cwd=/home/cubbi/.config/opencode running INFO 2026-02-10T16:55:54 +15ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [4.00ms] stderr= done INFO 2026-02-10T16:55:54 +11ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-02-10T16:55:54 +1ms service=plugin name=CopilotAuthPlugin loading internal plugin INFO 2026-02-10T16:55:54 +2ms service=plugin path=opencode-anthropic-auth@0.0.13 loading plugin INFO 2026-02-10T16:55:54 +8ms service=bun pkg=opencode-anthropic-auth version=0.0.13 installing package using Bun's default registry resolution INFO 2026-02-10T16:55:54 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","opencode-anthropic-auth@0.0.13"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-10T16:55:55 +942ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-anthropic-auth@0.0.13 13 packages installed [921.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-02-10T16:55:55 +108ms service=plugin path=@gitlab/opencode-gitlab-auth@1.3.2 loading plugin INFO 2026-02-10T16:55:55 +5ms service=bun pkg=@gitlab/opencode-gitlab-auth version=1.3.2 installing package using Bun's default registry resolution INFO 2026-02-10T16:55:55 +1ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","@gitlab/opencode-gitlab-auth@1.3.2"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-10T16:55:57 +1915ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) + opencode-anthropic-auth@0.0.13 installed @gitlab/opencode-gitlab-auth@1.3.2 77 packages installed [1.89s] stderr=Resolving dependencies Resolved, downloaded and extracted [247] Saved lockfile done INFO 2026-02-10T16:55:57 +327ms service=bus type=* subscribing INFO 2026-02-10T16:55:57 +1ms service=bus type=session.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=message.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=session.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=message.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-10T16:55:57 +0ms service=bus type=session.diff subscribing INFO 2026-02-10T16:55:57 +0ms service=format init INFO 2026-02-10T16:55:57 +0ms service=bus type=file.edited subscribing INFO 2026-02-10T16:55:57 +9ms service=lsp serverIds=deno, typescript, vue, eslint, oxlint, biome, gopls, ruby-lsp, pyright, elixir-ls, zls, csharp, fsharp, sourcekit-lsp, rust, clangd, svelte, astro, jdtls, kotlin-ls, yaml-ls, lua-ls, php intelephense, prisma, dart, ocaml-lsp, bash, terraform, texlab, dockerfile, gleam, clojure-lsp, nixd, tinymist, haskell-language-server enabled LSP servers INFO 2026-02-10T16:55:57 +12ms service=scheduler id=snapshot.cleanup run INFO 2026-02-10T16:55:57 +1ms service=scheduler id=tool.truncation.cleanup run INFO 2026-02-10T16:55:57 +0ms service=bus type=command.executed subscribing INFO 2026-02-10T16:55:57 +174ms service=server method=POST path=/session request INFO 2026-02-10T16:55:57 +1ms service=server status=started method=POST path=/session request INFO 2026-02-10T16:55:57 +13ms service=session id=ses_3b784d431ffeyCj9LqYvFqpfMM slug=sunny-otter version=1.1.51 projectID=global directory=/app/input title=New session - 2026-02-10T16:55:57.646Z permission=[{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] time={"created":1770742557646,"updated":1770742557646} created INFO 2026-02-10T16:55:57 +15ms service=bus type=session.created publishing INFO 2026-02-10T16:55:57 +14ms service=bus type=session.updated publishing INFO 2026-02-10T16:55:57 +2ms service=server status=completed duration=45 method=POST path=/session request INFO 2026-02-10T16:55:57 +2ms service=server method=GET path=/config request INFO 2026-02-10T16:55:57 +0ms service=server status=started method=GET path=/config request INFO 2026-02-10T16:55:57 +3ms service=server status=completed duration=3 method=GET path=/config request INFO 2026-02-10T16:55:57 +4ms service=server method=GET path=/event request INFO 2026-02-10T16:55:57 +0ms service=server status=started method=GET path=/event request INFO 2026-02-10T16:55:57 +1ms service=server method=POST path=/session/ses_3b784d431ffeyCj9LqYvFqpfMM/message request INFO 2026-02-10T16:55:57 +0ms service=server status=started method=POST path=/session/ses_3b784d431ffeyCj9LqYvFqpfMM/message request INFO 2026-02-10T16:55:57 +0ms service=server event connected INFO 2026-02-10T16:55:57 +3ms service=bus type=* subscribing INFO 2026-02-10T16:55:57 +15ms service=server status=completed duration=18 method=GET path=/event request INFO 2026-02-10T16:55:57 +2ms service=server status=completed duration=20 method=POST path=/session/ses_3b784d431ffeyCj9LqYvFqpfMM/message request INFO 2026-02-10T16:55:57 +28ms service=bus type=message.updated publishing INFO 2026-02-10T16:55:57 +7ms service=provider status=started state INFO 2026-02-10T16:55:57 +89ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:57 +74ms service=provider init INFO 2026-02-10T16:55:57 +29ms service=bus type=session.updated publishing INFO 2026-02-10T16:55:57 +13ms service=bus type=session.status publishing INFO 2026-02-10T16:55:57 +0ms service=session.prompt step=0 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:55:57 +40ms service=provider providerID=openrouter found INFO 2026-02-10T16:55:57 +5ms service=provider providerID=opencode found INFO 2026-02-10T16:55:57 +0ms service=provider providerID=litellm found INFO 2026-02-10T16:55:57 +0ms service=provider status=completed duration=250 state INFO 2026-02-10T16:55:58 +24ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=true agent=title mode=primary stream INFO 2026-02-10T16:55:58 +2ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-10T16:55:58 +0ms service=provider providerID=openrouter pkg=@openrouter/ai-sdk-provider using bundled provider INFO 2026-02-10T16:55:58 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-10T16:55:58 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:55:58 +3ms service=session.prompt status=started resolveTools  > build �� google/gemini-2.5-flash-preview-09-2025  INFO 2026-02-10T16:55:58 +39ms service=tool.registry status=started invalid INFO 2026-02-10T16:55:58 +1ms service=tool.registry status=started question INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:55:58 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=started read INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=started edit INFO 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service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-10T16:55:58 +6ms service=tool.registry status=completed duration=6 skill INFO 2026-02-10T16:55:58 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:55:58 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:55:58 +0ms service=tool.registry status=completed duration=8 task INFO 2026-02-10T16:55:58 +12ms service=session.prompt status=completed duration=61 resolveTools INFO 2026-02-10T16:55:58 +20ms service=bus type=message.updated publishing INFO 2026-02-10T16:55:58 +2ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=true agent=title mode=primary stream INFO 2026-02-10T16:55:58 +4ms service=session.processor process INFO 2026-02-10T16:55:58 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:55:58 +0ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-10T16:55:58 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-10T16:55:58 +1ms service=bus type=session.updated publishing INFO 2026-02-10T16:55:58 +9ms service=bus type=session.status publishing INFO 2026-02-10T16:55:58 +5ms service=bus type=session.diff publishing INFO 2026-02-10T16:55:58 +745ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:58 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:58 +18ms service=bus type=session.updated publishing INFO 2026-02-10T16:55:59 +409ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +81ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +35ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +24ms service=session.summary title=C++ bug hunt: fix subtle errors title INFO 2026-02-10T16:55:59 +0ms service=bus type=message.updated publishing INFO 2026-02-10T16:55:59 +66ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +9ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +10ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +163ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +33ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +29ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +60ms service=bus type=message.part.updated publishing This is a great, multi-step C++ debugging task. I will address each file sequentially, following the **Understand, Plan, Implement, Verify** workflow for each one. Since I am operating in an automated environment, I must perform all verification steps myself and cannot ask the user for clarification or approval. I will use `g++` to compile and run with sanitizers. I will use a consistent compilation and execution command for each file: ```bash g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined -o && ./ ``` The bug fix for each file must be done in a single `edit` tool call. I will start by listing all the files to ensure I have the full list as provided.  INFO 2026-02-10T16:55:59 +123ms service=permission permission=bash pattern=ls -F ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:55:59 +10ms service=permission permission=bash pattern=ls -F action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:55:59 +35ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:55:59 +5ms service=bus type=message.part.updated publishing $ ls -F dangling_cstr.cpp init_order.cpp int_overflow.cpp iterator_invalidation.cpp off_by_one.cpp reference_to_temporary.cpp unsigned_underflow.cpp virtual_destructor.cpp  INFO 2026-02-10T16:56:00 +12ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:00 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:00 +30ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:00 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:00 +1ms service=session.prompt step=1 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:00 +18ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:00 +6ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:00 +3ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:00 +8ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:00 +9ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:00 +3ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:00 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:00 +2ms service=tool.registry status=started read INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:00 +1ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:00 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:00 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:00 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:00 +5ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-10T16:56:00 +35ms service=session.processor process INFO 2026-02-10T16:56:00 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:00 +45ms service=bus type=session.status publishing INFO 2026-02-10T16:56:01 +1699ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:01 +1ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:01 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +6ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +6ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +22ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +10ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-10T16:56:01 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/virtual_destructor.cpp read INFO 2026-02-10T16:56:01 +2ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-10T16:56:01 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:01 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:01 +32ms service=lsp.server downloading clangd from GitHub releases INFO 2026-02-10T16:56:01 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:01 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:01 +0ms service=session.prompt step=2 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:01 +41ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:02 +3ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:02 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:02 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:02 +1ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:02 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:02 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:02 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:02 +1ms service=tool.registry status=started skill INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-10T16:56:02 +1ms service=tool.registry status=completed duration=2 question INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=3 bash INFO 2026-02-10T16:56:02 +1ms service=tool.registry status=completed duration=2 skill INFO 2026-02-10T16:56:02 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:02 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:02 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:02 +7ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-10T16:56:02 +40ms service=session.processor process INFO 2026-02-10T16:56:02 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:02 +22ms service=bus type=session.status publishing INFO 2026-02-10T16:56:03 +1339ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +6ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +67ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:03 +0ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:03 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:03 +1ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-02-10T16:56:03 +4ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:03 +1ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:03 +1ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:03 +4ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:03 +10ms service=bus type=message.part.updated publishing  The analysis is correct. The `Plugin` class on line 12 needs a `virtual` destructor to ensure the `ImagePlugin`'s destructor is called when `delete p;` is executed on line 52. ### Fix `virtual_destructor.cpp` Adding `virtual` to `~Plugin()`.  INFO 2026-02-10T16:56:03 +13ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:03 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:03 +6ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/virtual_destructor.cpp read INFO 2026-02-10T16:56:03 +5ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-10T16:56:03 +6ms service=bus type=message.part.updated publishing ERROR 2026-02-10T16:56:03 +274ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-02-10T16:56:03 +33ms service=bus type=message.part.updated publishing ��� Edit virtual_destructor.cpp Index: /app/input/virtual_destructor.cpp =================================================================== --- /app/input/virtual_destructor.cpp +++ /app/input/virtual_destructor.cpp @@ -8,9 +8,9 @@ Plugin(const std::string& name) : name_(name) { buffer_ = new char[256]; } -~Plugin() { // BUG: Missing virtual +virtual ~Plugin() { // BUG: Missing virtual delete[] buffer_; } virtual std::string getName() const { return name_; }  INFO 2026-02-10T16:56:03 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:03 +3ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:03 +12ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:03 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:03 +0ms service=session.prompt step=3 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:03 +110ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:03 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:03 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:04 +33ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:04 +3ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:04 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:04 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:04 +1ms service=tool.registry status=started write INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:04 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:04 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:04 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-10T16:56:04 +6ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-10T16:56:04 +31ms service=session.processor process INFO 2026-02-10T16:56:04 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:04 +17ms service=bus type=session.status publishing INFO 2026-02-10T16:56:04 +619ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +15ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +167ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +30ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +10ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:04 +1ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:04 +3ms service=permission permission=bash pattern=./virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:04 +1ms service=permission permission=bash pattern=./virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:04 +20ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:04 +9ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:05 +42ms service=bus type=message.part.updated publishing ### Verification `virtual_destructor.cpp`  INFO 2026-02-10T16:56:05 +5ms service=bus type=message.part.updated publishing $ g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor && ./virtual_destructor /usr/bin/bash: line 1: g++: command not found  INFO 2026-02-10T16:56:05 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:05 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:05 +27ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:05 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:05 +0ms service=session.prompt step=4 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:05 +18ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:05 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:05 +0ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:05 +3ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:05 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:05 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:05 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:05 +3ms service=tool.registry status=started read INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:05 +1ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:05 +1ms service=tool.registry status=started skill INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=5 question INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-10T16:56:05 +1ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:05 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:05 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:05 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:05 +3ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-10T16:56:05 +22ms service=session.processor process INFO 2026-02-10T16:56:05 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:05 +20ms service=bus type=session.status publishing INFO 2026-02-10T16:56:06 +1083ms service=permission permission=bash pattern=which g++ ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:06 +8ms service=permission permission=bash pattern=which g++ action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:06 +0ms service=permission permission=bash pattern=which clang++ ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:06 +0ms service=permission permission=bash pattern=which clang++ action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:06 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +11ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +10ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +5ms service=bus type=message.part.updated publishing $ which g++ || which clang++ INFO 2026-02-10T16:56:06 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:06 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:06 +22ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:06 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:06 +0ms service=session.prompt step=5 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:06 +80ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:06 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:06 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:06 +7ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:06 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:06 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:06 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:06 +1ms service=tool.registry status=started glob INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:06 +1ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-10T16:56:06 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:06 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:06 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:06 +1ms service=tool.registry status=completed duration=2 task INFO 2026-02-10T16:56:06 +1ms service=session.prompt status=completed duration=5 resolveTools INFO 2026-02-10T16:56:06 +26ms service=session.processor process INFO 2026-02-10T16:56:06 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:06 +8ms service=bus type=session.status publishing INFO 2026-02-10T16:56:08 +1826ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:08 +1ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:08 +11ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +15ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +1ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-10T16:56:08 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/virtual_destructor.cpp read INFO 2026-02-10T16:56:08 +1ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-10T16:56:08 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:08 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:08 +16ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:08 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:08 +0ms service=session.prompt step=6 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:08 +57ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:08 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:08 +2ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:08 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:08 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:08 +1ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:08 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:08 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:08 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:08 +8ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-10T16:56:08 +4ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:08 +25ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:08 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:08 +27ms service=session.processor process INFO 2026-02-10T16:56:08 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:08 +27ms service=bus type=session.status publishing INFO 2026-02-10T16:56:09 +677ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +85ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +488ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +9ms service=permission permission=bash pattern=clang++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:09 +0ms service=permission permission=bash pattern=clang++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:09 +0ms service=permission permission=bash pattern=./virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:09 +0ms service=permission permission=bash pattern=./virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:09 +0ms service=permission permission=bash pattern=c++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:09 +0ms service=permission permission=bash pattern=c++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:09 +19ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +25ms service=bus type=message.part.updated publishing  The edit is correct. I will attempt to compile and run again, using `clang++` this time in case it is available. If that fails, I will use a generic `c++` command.  INFO 2026-02-10T16:56:09 +5ms service=bus type=message.part.updated publishing $ clang++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor && ./virtual_destructor || (c++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor && ./virtual_destructor) /usr/bin/bash: line 1: clang++: command not found /usr/bin/bash: line 1: c++: command not found  INFO 2026-02-10T16:56:09 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:09 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:09 +6ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:09 +15ms service=bus type=session.status publishing INFO 2026-02-10T16:56:09 +1ms service=session.prompt step=7 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:09 +62ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:09 +3ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:09 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:09 +5ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:09 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=started question INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:09 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=started glob INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=completed duration=3 question INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:09 +1ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=2 skill INFO 2026-02-10T16:56:09 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:09 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:09 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:09 +2ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-10T16:56:09 +9ms service=session.processor process INFO 2026-02-10T16:56:09 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:09 +37ms service=bus type=session.status publishing INFO 2026-02-10T16:56:12 +2177ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:12 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:12 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +6ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +1ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-10T16:56:12 +1ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/reference_to_temporary.cpp read INFO 2026-02-10T16:56:12 +2ms service=bus type=message.part.updated publishing ��� Read reference_to_temporary.cpp INFO 2026-02-10T16:56:12 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:12 +14ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:12 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:12 +0ms service=session.prompt step=8 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:12 +65ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:12 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:12 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:12 +14ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:12 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:12 +2ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:12 +1ms service=tool.registry status=started question INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:12 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:12 +1ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:12 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:12 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:12 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:12 +4ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-10T16:56:12 +14ms service=session.processor process INFO 2026-02-10T16:56:12 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:12 +7ms service=bus type=session.status publishing INFO 2026-02-10T16:56:12 +532ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:12 +101ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +160ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +132ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +187ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +3ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:13 +0ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:13 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:13 +0ms service=format file=/app/input/reference_to_temporary.cpp formatting INFO 2026-02-10T16:56:13 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:13 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:13 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:13 +2ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/reference_to_temporary.cpp read INFO 2026-02-10T16:56:13 +1ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-10T16:56:13 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +12ms service=bus type=message.part.updated publishing  The function `getAppName` on line 8 returns `const std::string&` but returns a temporary `std::string("MyApplication")` on line 9. This temporary is destroyed immediately after the statement, leading to a dangling reference `appName` on line 20. ### Fix `reference_to_temporary.cpp` The fix is to change the function to return by value (`std::string`), which safely copies the temporary string content.  INFO 2026-02-10T16:56:13 +13ms service=bus type=message.part.updated publishing ��� Edit reference_to_temporary.cpp Index: /app/input/reference_to_temporary.cpp =================================================================== --- /app/input/reference_to_temporary.cpp +++ /app/input/reference_to_temporary.cpp @@ -4,9 +4,9 @@ // Configuration system class Config { public: // BUG: Returns reference to temporary - const std::string& getAppName() { + std::string getAppName() { return std::string("MyApplication"); // temporary destroyed at end of statement } int getVersion() {  INFO 2026-02-10T16:56:13 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:13 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:13 +32ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:13 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:13 +1ms service=session.prompt step=9 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:13 +85ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:13 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:13 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:13 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:13 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:13 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:13 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:13 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:13 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:13 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:13 +0ms service=tool.registry 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type=message.part.updated publishing INFO 2026-02-10T16:56:15 +12ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:15 +1ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:15 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:15 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:15 +14ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-10T16:56:15 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/iterator_invalidation.cpp read INFO 2026-02-10T16:56:15 +2ms service=bus type=message.part.updated publishing ��� Read iterator_invalidation.cpp INFO 2026-02-10T16:56:15 +5ms service=bus type=message.part.updated publishing  ## 3. `iterator_invalidation.cpp` - Event queue processor ### Understand & Plan This bug is a classic: modifying a container (like `std::vector` or `std::list`) while iterating over it, often by erasing elements, which invalidates the iterator. In an event queue that processes and removes events, this usually happens in a loop that uses `erase()`. 1. Read `iterator_invalidation.cpp`. 2. Look for a loop that iterates over a container and calls an erasing method (`erase`, `pop_back`, etc.). 3. Fix: When erasing an element, use the return value of `erase` (which is the iterator to the element *after* the one erased) to continue the loop, or use a reverse iterator/copy the container. For the `std::vector::erase` it returns the next valid iterator. Let's read the file.  INFO 2026-02-10T16:56:15 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:15 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:15 +24ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:15 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:15 +1ms service=session.prompt step=10 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:15 +63ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:15 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:15 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:15 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:15 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:15 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:15 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:15 +0ms service=tool.registry status=started 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ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:18 +1ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:18 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:18 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-10T16:56:18 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:18 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:18 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:18 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:18 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/iterator_invalidation.cpp read INFO 2026-02-10T16:56:18 +1ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-10T16:56:18 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:18 +2ms service=bus type=message.part.updated publishing ��� Edit iterator_invalidation.cpp Index: /app/input/iterator_invalidation.cpp =================================================================== --- /app/input/iterator_invalidation.cpp +++ /app/input/iterator_invalidation.cpp @@ -12,9 +12,9 @@ void processEvents() { std::cout << "Processing events..." << std::endl; // BUG: Iterator invalidated by push_back - for (auto it = events_.begin(); it != events_.end(); ++it) { + for (size_t i = 0, originalSize = events_.size(); i < originalSize; ++i) { std::cout << "Event: " << *it << std::endl; // Add derived event during iteration if (*it == "user_login") {  INFO 2026-02-10T16:56:18 +3ms service=bus type=message.part.updated publishing The bug is on line 21: `events_.push_back("log_analytics");` inside a `std::vector` loop. `std::vector::push_back` can reallocate the underlying array if capacity is exceeded, invalidating all existing iterators, including `it` and `events_.end()`. The correct approach for processing a queue and potentially adding new items that should *not* be processed in the current loop is to iterate over a copy or iterate up to the original size. Since the added events shouldn't be processed immediately, iterating up to the initial size is the simplest fix. I will iterate up to the original size and use a simple index-based `for` loop, as `push_back` does not invalidate indices. ### Fix `iterator_invalidation.cpp` Replace the iterator loop with a simple index loop based on the initial size. ```cpp // Original: // 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { // 00017| std::cout << "Event: " << *it << std::endl; // 00018| // 00019| // Add derived event during iteration // 00020| if (*it == "user_login") { // 00021| events_.push_back("log_analytics"); // Invalidates iterator! // 00022| } // 00023| } // New: // 00016| size_t originalSize = events_.size(); // 00017| for (size_t i = 0; i < originalSize; ++i) { // 00018| std::cout << "Event: " << events_[i] << std::endl; // 00019| // 00020| // Add derived event during iteration // 00021| if (events_[i] == "user_login") { // 00022| events_.push_back("log_analytics"); // 00023| } // 00024| } ``` This is too large for a simple `edit` because it involves multiple line changes and additions, which is error-prone. A better edit is to just prevent the iteration from being invalidated. If the original intent was to iterate up to the initial size, then I should capture the size. A single, clean replacement of the loop's start line: ```cpp // Old: 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { // New: 00016| for (size_t i = 0, originalSize = events_.size(); i < originalSize; ++i) { ``` And then change the access: `*it` becomes `events_[i]`. Since `edit` is for exact string replacement, I will change the whole loop structure. I'll use `edit` to change the loop condition and the access inside the loop. First change the `for` loop line:  INFO 2026-02-10T16:56:18 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:18 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:18 +4ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:18 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:18 +0ms service=session.prompt step=11 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:18 +53ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:18 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:18 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:18 +15ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:18 +3ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:18 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:18 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:18 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:18 +2ms service=tool.registry status=started skill INFO 2026-02-10T16:56:18 +0ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-10T16:56:18 +1ms service=tool.registry status=completed duration=4 question INFO 2026-02-10T16:56:18 +0ms 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permission=edit pattern=app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:19 +0ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:19 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:19 +1ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-10T16:56:19 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:19 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:19 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:19 +12ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/iterator_invalidation.cpp read INFO 2026-02-10T16:56:19 +0ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-10T16:56:19 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:19 +0ms service=bus type=message.part.updated publishing Now change the access inside the loop (lines 17, 20, 21):  INFO 2026-02-10T16:56:19 +42ms service=bus type=message.part.updated publishing ��� Edit iterator_invalidation.cpp Index: /app/input/iterator_invalidation.cpp =================================================================== --- /app/input/iterator_invalidation.cpp +++ /app/input/iterator_invalidation.cpp @@ -13,9 +13,9 @@ std::cout << "Processing events..." << std::endl; // BUG: Iterator invalidated by push_back for (size_t i = 0, originalSize = events_.size(); i < originalSize; ++i) { - std::cout << "Event: " << *it << std::endl; + std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (*it == "user_login") { events_.push_back("log_analytics"); // Invalidates iterator!  INFO 2026-02-10T16:56:19 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:19 +9ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:19 +27ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:19 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:19 +0ms service=session.prompt step=12 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:20 +128ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:20 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:20 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:20 +22ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:20 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:20 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:20 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 invalid INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=0 bash INFO 2026-02-10T16:56:20 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-10T16:56:20 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:20 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:20 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:20 +9ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-10T16:56:20 +30ms service=session.processor process INFO 2026-02-10T16:56:20 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:20 +15ms service=bus type=session.status publishing INFO 2026-02-10T16:56:21 +938ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:21 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:21 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:21 +4ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:21 +1ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:21 +1ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:21 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-10T16:56:21 +2ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:21 +1ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:21 +5ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:21 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:21 +1ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/iterator_invalidation.cpp read INFO 2026-02-10T16:56:21 +0ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-10T16:56:21 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:21 +2ms service=bus type=message.part.updated publishing ��� Edit iterator_invalidation.cpp Index: /app/input/iterator_invalidation.cpp =================================================================== --- /app/input/iterator_invalidation.cpp +++ /app/input/iterator_invalidation.cpp @@ -16,9 +16,9 @@ for (size_t i = 0, originalSize = events_.size(); i < originalSize; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration - if (*it == "user_login") { + if (events_[i] == "user_login") { events_.push_back("log_analytics"); // Invalidates iterator! } } }  INFO 2026-02-10T16:56:21 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:21 +5ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:21 +49ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:21 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:21 +0ms service=session.prompt step=13 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:21 +42ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:21 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:21 +4ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:21 +22ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:21 +1ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:21 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:21 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:21 +2ms service=tool.registry status=started read INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:21 +2ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:21 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-10T16:56:21 +1ms service=tool.registry status=completed duration=3 skill INFO 2026-02-10T16:56:21 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:21 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:21 +1ms service=tool.registry status=completed duration=5 task INFO 2026-02-10T16:56:21 +7ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-10T16:56:21 +41ms service=session.processor process INFO 2026-02-10T16:56:21 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:21 +34ms service=bus type=session.status publishing INFO 2026-02-10T16:56:22 +905ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +182ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +183ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +125ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +6ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:22 +0ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:22 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +42ms service=bus type=message.part.updated publishing ## 4. `unsigned_underflow.cpp` - Ring buffer implementation ### Understand & Plan The name suggests an `unsigned` integer being decremented past zero, causing it to wrap around to a very large number (underflow). This usually happens with size or count variables used in a loop or condition (e.g., `if (count - 1 < 0)` where `count` is unsigned). 1. Read `unsigned_underflow.cpp`. 2. Look for unsigned integer operations that might go below zero, especially for boundary checks. Let's read the file.  INFO 2026-02-10T16:56:22 +20ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-10T16:56:22 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/unsigned_underflow.cpp read INFO 2026-02-10T16:56:22 +4ms service=bus type=message.part.updated publishing ��� Read unsigned_underflow.cpp INFO 2026-02-10T16:56:22 +9ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:22 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:22 +29ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:22 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:22 +1ms service=session.prompt step=14 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:23 +108ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:23 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:23 +14ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:23 +15ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:23 +3ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:23 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:23 +1ms service=tool.registry status=started question INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:23 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:23 +2ms service=tool.registry status=started read INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:23 +1ms service=tool.registry status=started edit INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:23 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:23 +0ms service=tool.registry 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service=permission permission=edit pattern=app/input/unsigned_underflow.cpp 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ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:29 +2ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:29 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:29 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:29 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/unsigned_underflow.cpp read INFO 2026-02-10T16:56:29 +2ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-10T16:56:29 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:29 +4ms service=bus type=message.part.updated publishing  ��� Edit unsigned_underflow.cpp Index: /app/input/unsigned_underflow.cpp =================================================================== --- /app/input/unsigned_underflow.cpp +++ /app/input/unsigned_underflow.cpp @@ -12,9 +12,9 @@ } size_t available() const { // BUG: Unsigned underflow when tail < head - return tail_ - head_; // Wraps around to huge number! + return (tail_ - head_ + capacity_) % capacity_; } bool isEmpty() const { return head_ == tail_;  INFO 2026-02-10T16:56:29 +5ms service=bus type=message.part.updated publishing The bug is in `available()` on line 16: `return tail_ - head_;`. Since `tail_` and `head_` are `size_t` (unsigned), if `tail_ < head_` (which happens after wrapping or dequeueing), the subtraction underflows. However, in this specific `main` example, the buffer is only pushed to, and `head_` is never advanced. `head_` is 0, `tail_` is 3. `3 - 0 = 3`. The `available()` function is wrong for a general ring buffer, but for this specific example, it should output 3. Let's look closer at the `RingBuffer` implementation. This is not a *true* ring buffer implementation because `buffer_` just keeps growing with `push_back` (line 10) instead of using `head_` and `tail_` to index into a fixed-size buffer. It also never removes elements. Assuming the intent is: 1. `head_` and `tail_` track the indices in a fixed-size conceptual buffer. 2. `buffer_` should be a fixed size, or only track the *count* of elements, not a growing vector. The bug description is **"Ring buffer implementation"** and the bug is **"unsigned_underflow"**. In a proper ring buffer with `head_` and `tail_` indices, the available count is: `return (tail_ >= head_) ? (tail_ - head_) : (capacity_ - (head_ - tail_));` or simply: `return (tail_ - head_ + capacity_) % capacity_;` (if the size is tracked separately) However, since `buffer_` is an actual `std::vector` and the provided code is a *broken* implementation of a ring buffer, let's fix the logic based on the indices AND the fact that `buffer_` is growing. Since `buffer_` is a `std::vector` that only grows, the *true* available size is just the number of elements in the vector, which should be tracked, but `head_` and `tail_` are used to simulate capacity. If we look at the main function, `buffer.push` is called 3 times. `buffer_.size()` is 3. `head_` is 0, `tail_` is 3. The expected output for `available()` is 3. The current code produces 3. The problem is when the buffer wraps, which the code *doesn't* show happening, but the function is fundamentally flawed for a wrapping buffer. Since this is a C++ Bug Hunt and the bug is named `unsigned_underflow`, I must fix the logic in `available()` to account for wrap-around. The problem is that the `RingBuffer` is not properly implemented. It should cap its size at `capacity_`. Let's assume the intent was to fix the mathematical wrap-around when using unsigned types to calculate the distance between two indices. The correct, generalized way to calculate the distance is: ```cpp return (tail_ - head_ + capacity_) % capacity_; ``` But the current code doesn't manage the `buffer_` vector correctly. Since I am only allowed to fix **ONE subtle bug**, I will fix the subtraction logic in `available()` to be safe for `size_t` indices, *assuming* the indices are managed for wrapping. The most standard C++ safe way to calculate the difference between two unsigned indices (`tail_` and `head_`) when wrapping around a `capacity_` is: ```cpp return (tail_ - head_ + capacity_) % capacity_; ``` However, if we assume the standard "available items = distance between tail and head" for a linear queue that hasn't wrapped (like in `main`), the existing code is fine, and the bug is more subtle. The core issue is that `buffer_` is *always* growing, so `head_` and `tail_` indices are meaningless for a linear buffer if you don't use `pop`. Let's assume the original author intended to implement a proper ring buffer (using `capacity_` to size the vector) and fix the part that causes underflow: If `head_` and `tail_` are used as indices into a fixed-size buffer: - The vector `buffer_` should be pre-sized to `capacity_`. - `push` should use the indices to insert, and overwrite if full. Since I can only fix the *subtle bug*, let's fix the underflow in `available()`. The logic for a ring buffer count is: ```cpp // if tail >= head, count = tail - head // if tail < head, count = capacity - (head - tail) ``` This can be simplified: ```cpp return (tail_ >= head_) ? (tail_ - head_) : (capacity_ - (head_ - tail_)); ``` or ```cpp return (tail_ - head_ + capacity_) % capacity_; ``` Since the provided example `main` only uses `push` 3 times, `head_=0`, `tail_=3`. `available` returns 3, which is correct for a linear buffer. The bug only appears if `head_` advances past `tail_` on wrap. Since `head_` is never advanced, I must assume the logic is: 1. **If `tail_ >= head_`**, the subtraction is fine. 2. **If `tail_ < head_`**, subtraction is dangerous. The expression `(tail_ - head_)` is wrong, but `(tail_ - head_ + capacity_) % capacity_` is the general fix. This introduces a complexity that might not be necessary if the author only wanted to fix the underflow, not the entire ring buffer logic. However, the logic in line 16 is clearly what the bug targets. Let's apply the standard fix for ring buffer availability using unsigned indices. ### Fix `unsigned_underflow.cpp` Replace line 16 with the correct, general ring buffer logic:  INFO 2026-02-10T16:56:29 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:29 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:29 +17ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:29 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:29 +0ms service=session.prompt step=15 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:29 +100ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:29 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:29 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:29 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:29 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:29 +1ms service=tool.registry status=started glob INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:29 +2ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=completed duration=5 question INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=completed duration=3 read INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:29 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:29 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:29 +4ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-10T16:56:29 +8ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:29 +28ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:29 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:29 +17ms service=session.processor process INFO 2026-02-10T16:56:29 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:29 +33ms service=bus type=session.status publishing INFO 2026-02-10T16:56:30 +996ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:30 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:30 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:30 +144ms service=bus type=message.part.updated 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ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:31 +0ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:31 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:31 +10ms service=bus type=message.part.updated publishing ## 5. `dangling_cstr.cpp` - Log formatting system ### Understand & Plan The name suggests a bug involving a dangling C-style string (`const char*`). This happens when a function returns a `const char*` that points to memory owned by a temporary object (like an `std::string` return value) that is immediately destroyed. 1. Read `dangling_cstr.cpp`. 2. Look for functions that return `const char*` and use `std::string::c_str()` on a temporary or local `std::string`. Let's read the file.  INFO 2026-02-10T16:56:31 +3ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-10T16:56:31 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/dangling_cstr.cpp read INFO 2026-02-10T16:56:31 +5ms service=bus type=message.part.updated publishing ��� Read dangling_cstr.cpp INFO 2026-02-10T16:56:31 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:31 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:31 +7ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:31 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:31 +0ms service=session.prompt step=16 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:31 +171ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:31 +3ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:31 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:31 +2ms service=tool.registry status=started read INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=2 question INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:31 +1ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:31 +0ms service=tool.registry status=completed duration=3 bash INFO 2026-02-10T16:56:31 +2ms service=tool.registry status=completed duration=3 skill INFO 2026-02-10T16:56:31 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:31 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:31 +2ms service=tool.registry status=completed duration=6 task INFO 2026-02-10T16:56:31 +2ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-10T16:56:31 +21ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:31 +30ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:31 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:31 +6ms service=session.processor process INFO 2026-02-10T16:56:31 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:31 +20ms service=bus type=session.status publishing INFO 2026-02-10T16:56:32 +626ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:32 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:32 +44ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:32 +177ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:32 +175ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +182ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +170ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +99ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +6ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:33 +0ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:33 +1ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:33 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-10T16:56:33 +3ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:33 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:33 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:33 +4ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/dangling_cstr.cpp read INFO 2026-02-10T16:56:33 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-10T16:56:33 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +33ms service=bus type=message.part.updated publishing  ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -4,9 +4,9 @@ // Log formatting system class Logger { public: // BUG: Returns c_str() of temporary string - const char* formatMessage(const std::string& msg) { + std::string formatMessage(const std::string& msg) { std::string formatted = "[LOG] " + msg; return formatted.c_str(); // Dangling pointer! }  INFO 2026-02-10T16:56:33 +187ms service=bus type=message.part.updated publishing The bug is in `formatMessage` on line 10: `return formatted.c_str();`. The `formatted` string is a local variable, and its memory is freed when `formatMessage` returns. The returned `const char*` on line 14 in `log()` becomes dangling. The easiest fix is to change the return type of `formatMessage` to `std::string`. The calling function `log` will then correctly receive a safe, copied string. ### Fix `dangling_cstr.cpp` Change the return type of `formatMessage` from `const char*` to `std::string`. The calling function `log()` needs to be updated too, as it assigns the result to a `const char*`. I must fix both lines 8 and 14/15. First, change the function signature (line 8):  INFO 2026-02-10T16:56:33 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:33 +6ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:33 +54ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:33 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:33 +0ms service=session.prompt step=17 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:33 +134ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:33 +3ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:33 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:33 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:33 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:33 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:33 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:33 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:33 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-10T16:56:33 +9ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-10T16:56:33 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:33 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:33 +26ms service=session.processor process INFO 2026-02-10T16:56:33 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:33 +21ms service=bus type=session.status publishing INFO 2026-02-10T16:56:34 +953ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +3ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +150ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +3ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:34 +1ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:34 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:34 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-10T16:56:34 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:34 +1ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:34 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:34 +1ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:34 +2ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:34 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:34 +10ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/dangling_cstr.cpp read INFO 2026-02-10T16:56:34 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-10T16:56:34 +13ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +1ms service=bus type=message.part.updated publishing Second, update line 10 to return the `std::string` object itself:  INFO 2026-02-10T16:56:34 +11ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -6,9 +6,9 @@ public: // BUG: Returns c_str() of temporary string std::string formatMessage(const std::string& msg) { std::string formatted = "[LOG] " + msg; - return formatted.c_str(); // Dangling pointer! + return formatted; } void log(const std::string& msg) { const char* formatted = formatMessage(msg);  INFO 2026-02-10T16:56:34 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:34 +0ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:34 +3ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:34 +10ms service=bus type=session.status publishing INFO 2026-02-10T16:56:34 +0ms service=session.prompt step=18 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:35 +101ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:35 +3ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:35 +0ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:35 +16ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:35 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started question INFO 2026-02-10T16:56:35 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:35 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started glob INFO 2026-02-10T16:56:35 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:35 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started write INFO 2026-02-10T16:56:35 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:35 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:35 +1ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:35 +0ms 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permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:36 +1ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:36 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:36 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-10T16:56:36 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:36 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:36 +33ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/dangling_cstr.cpp read INFO 2026-02-10T16:56:36 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-10T16:56:36 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:36 +28ms service=bus type=message.part.updated publishing Third, update `log()` function to use the returned `std::string` safely (lines 14 and 15):  INFO 2026-02-10T16:56:36 +42ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -10,9 +10,9 @@ return formatted; } void log(const std::string& msg) { - const char* formatted = formatMessage(msg); + std::string formatted = formatMessage(msg); std::cout << formatted << std::endl; } };  INFO 2026-02-10T16:56:36 +15ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:36 +7ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:36 +65ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:36 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:36 +2ms service=session.prompt step=19 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:36 +109ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:36 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:36 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:36 +10ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:36 +1ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:36 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:36 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:36 +2ms service=tool.registry status=started grep INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:36 +1ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:36 +0ms service=tool.registry 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:36 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:36 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-10T16:56:36 +6ms service=session.prompt status=completed duration=13 resolveTools INFO 2026-02-10T16:56:36 +26ms service=session.processor process INFO 2026-02-10T16:56:36 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:36 +19ms service=bus type=session.status publishing INFO 2026-02-10T16:56:37 +668ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:37 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:37 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:37 +216ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:37 +216ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:38 +341ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:38 +49ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:38 +0ms service=permission permission=read pattern=/app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:38 +0ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:38 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:38 +54ms service=bus type=message.part.updated publishing ## 6. `init_order.cpp` - Coordinate system with units ### Understand & Plan The bug name suggests an issue with the order of initialization of static or global variables, where one variable relies on another that has not yet been initialized (or has been zero-initialized, which is incorrect). This is known as the **Static Initialization Order Fiasco**. 1. Read `init_order.cpp`. 2. Look for global or static variables where one's initializer depends on another. 3. Fix: Use a function-local static variable (the **Meyers' Singleton** pattern) to guarantee safe initialization on first use. Let's read the file.  INFO 2026-02-10T16:56:38 +22ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-10T16:56:38 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/init_order.cpp read INFO 2026-02-10T16:56:38 +1ms service=bus type=message.part.updated publishing ��� Read init_order.cpp INFO 2026-02-10T16:56:38 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:38 +0ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:38 +78ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:38 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:38 +0ms service=session.prompt step=20 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:38 +322ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:38 +0ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:38 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:38 +0ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:38 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:38 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:38 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:38 +5ms service=tool.registry status=started read INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:38 +0ms service=tool.registry 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:38 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:38 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:38 +9ms service=session.prompt status=completed duration=16 resolveTools INFO 2026-02-10T16:56:38 +48ms service=session.processor process INFO 2026-02-10T16:56:38 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:38 +28ms service=bus type=session.status publishing INFO 2026-02-10T16:56:39 +676ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:39 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:39 +201ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:39 +169ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:40 +194ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:40 +218ms service=bus 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publishing INFO 2026-02-10T16:56:41 +20ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:41 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:41 +199ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:42 +457ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:42 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:42 +4ms service=permission permission=edit pattern=app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:42 +1ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:42 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:42 +0ms service=format file=/app/input/init_order.cpp formatting INFO 2026-02-10T16:56:42 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:42 +1ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:42 +2ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:42 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:42 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:42 +1ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/init_order.cpp read INFO 2026-02-10T16:56:42 +0ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-10T16:56:42 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:42 +8ms service=bus type=message.part.updated publishing  This bug is not the Static Initialization Order Fiasco (which concerns global/static variables across translation units), but rather the **Member Initialization Order Fiasco** (which concerns class members). C++ initializes members in the order they are *declared*, not the order they appear in the initializer list. Declaration order (lines 21-23): `x_`, `y_`, `scale_`. Initialization list order (lines 7-9): `scale_`, `x_`, `y_`. When `x_` is initialized on line 8 (`x_(x * scale_)`), it uses the value of `scale_`, but `scale_` hasn't been initialized yet (it's initialized next, on line 9 in the constructor's list, but declared last). This leads to undefined behavior. ### Fix `init_order.cpp` The fix is to reorder the member declarations in the private section to match the logical order of initialization: `scale_` must come first. I will move line 23 (`double scale_;`) to line 21, pushing `x_` and `y_` down. Replace lines 21-23: ```cpp // Old: // 00021| double x_; // Initialized first (declaration order) // 00022| double y_; // Initialized second // 00023| double scale_; // Initialized third, but used in x_ and y_ init! // New: // 00021| double scale_; // Initialized first (declaration order) // 00022| double x_; // Initialized second // 00023| double y_; // Initialized third ``` I will perform this in two `edit` steps for safety, as a block replace is not possible. First, delete lines 21-23. Since I cannot delete lines, I must replace the entire block. I'll replace the old block with the new one. ```cpp // Old: // 00021| double x_; // Initialized first (declaration order) // 00022| double y_; // Initialized second // 00023| double scale_; // Initialized third, but used in x_ and y_ init! // New: // 00021| double scale_; // Initialized first (declaration order) // 00022| double x_; // Initialized second // 00023| double y_; // Initialized third ``` This requires a block replacement, which is not directly supported by `edit`. I will use a single `edit` call to replace the declaration block with the reordered one. I will perform an entire block replacement, which is the most reliable way.  INFO 2026-02-10T16:56:42 +8ms service=bus type=message.part.updated publishing ��� Edit init_order.cpp Index: /app/input/init_order.cpp =================================================================== --- /app/input/init_order.cpp +++ /app/input/init_order.cpp @@ -17,11 +17,11 @@ std::cout << "Point(" << x_ << ", " << y_ << ") scale=" << scale_ << std::endl; } private: - double x_; // Initialized first (declaration order) - double y_; // Initialized second - double scale_; // Initialized third, but used in x_ and y_ init! + double scale_; // Initialized first (declaration order) + double x_; // Initialized second + double y_; // Initialized third }; int main() { Point p(3.0, 4.0, 2.0); // Should be (6.0, 8.0) with scale 2.0  INFO 2026-02-10T16:56:42 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:42 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:42 +8ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:42 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:42 +0ms service=session.prompt step=21 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:42 +226ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:42 +17ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:42 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:42 +60ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:42 +1ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:42 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:42 +1ms service=tool.registry status=started question INFO 2026-02-10T16:56:42 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:42 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:42 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:42 +4ms service=tool.registry status=started glob INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:42 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:42 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-10T16:56:42 +3ms service=session.prompt status=completed duration=13 resolveTools INFO 2026-02-10T16:56:42 +51ms service=session.processor process INFO 2026-02-10T16:56:42 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:42 +29ms service=bus type=session.status publishing INFO 2026-02-10T16:56:43 +703ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:43 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:43 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:43 +188ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:43 +212ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:43 +206ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:44 +52ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:44 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:44 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:44 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:44 +29ms service=bus type=message.part.updated publishing ## 7. `off_by_one.cpp` - Matrix border detection ### Understand & Plan An "off-by-one" error usually means a loop condition uses `<` instead of `<=`, or vice-versa, or starts at 0 and goes to `size` instead of `size - 1`, leading to missed elements or out-of-bounds access. In matrix border detection, this is likely an out-of-bounds access. 1. Read `off_by_one.cpp`. 2. Look for array indexing or loops that use array/vector sizes for bounds checks. Let's read the file.  INFO 2026-02-10T16:56:44 +36ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-10T16:56:44 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/off_by_one.cpp read INFO 2026-02-10T16:56:44 +1ms service=bus type=message.part.updated publishing ��� Read off_by_one.cpp INFO 2026-02-10T16:56:44 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:44 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:44 +31ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:44 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:44 +0ms service=session.prompt step=22 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:44 +133ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:44 +3ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:44 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:44 +16ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:44 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:44 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:44 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:44 +1ms service=tool.registry status=started glob INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:44 +1ms service=tool.registry status=completed duration=2 question INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-10T16:56:44 +1ms service=tool.registry status=completed duration=2 glob INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=3 bash INFO 2026-02-10T16:56:44 +1ms service=tool.registry status=completed duration=3 skill INFO 2026-02-10T16:56:44 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:44 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:44 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:44 +2ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-10T16:56:44 +16ms service=session.processor process INFO 2026-02-10T16:56:44 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:44 +17ms service=bus type=session.status publishing INFO 2026-02-10T16:56:45 +771ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +12ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +34ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +205ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +118ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +206ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +10ms service=permission permission=edit pattern=app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:45 +0ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:45 +1ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:45 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-02-10T16:56:45 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:45 +1ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:45 +1ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:45 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:45 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:45 +2ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/off_by_one.cpp read INFO 2026-02-10T16:56:45 +10ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-10T16:56:45 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +13ms service=bus type=message.part.updated publishing  The matrix is 5x5, so indices are 0 to 4. The loop on line 17: `for (int i = 0; i <= 5; i++)` iterates for `i = 0, 1, 2, 3, 4, 5`. When `i = 5`, it performs an out-of-bounds access on line 18: `data_[0][i]` (i.e., `data_[0][5]`). ### Fix `off_by_one.cpp` Change the loop condition from `i <= 5` to `i < 5`.  INFO 2026-02-10T16:56:45 +9ms service=bus type=message.part.updated publishing ��� Edit off_by_one.cpp Index: /app/input/off_by_one.cpp =================================================================== --- /app/input/off_by_one.cpp +++ /app/input/off_by_one.cpp @@ -13,9 +13,9 @@ void printTopRow() { std::cout << "Top row: "; // BUG: should be i < 5, not i <= 5 - for (int i = 0; i <= 5; i++) { // Off-by-one! + for (int i = 0; i < 5; i++) { // Off-by-one! std::cout << data_[0][i] << " "; } std::cout << std::endl; }  INFO 2026-02-10T16:56:45 +8ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:45 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:45 +2ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:45 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:45 +1ms service=session.prompt step=23 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:45 +96ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:45 +0ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:45 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:45 +4ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:45 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:45 +1ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:45 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:45 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=started write INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:45 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:45 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-10T16:56:45 +5ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-10T16:56:45 +20ms service=session.processor process INFO 2026-02-10T16:56:45 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:45 +27ms service=bus type=session.status publishing INFO 2026-02-10T16:56:46 +1045ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:46 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:46 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +171ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +187ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +194ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +58ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +1ms service=permission permission=read pattern=/app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:47 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:47 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +37ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-10T16:56:47 +0ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/int_overflow.cpp read INFO 2026-02-10T16:56:47 +25ms service=bus type=message.part.updated publishing ## 8. `int_overflow.cpp` - Bulk price calculator ### Understand & Plan The name suggests using a standard integer type (`int`) for a calculation that results in a value larger than the maximum capacity of that type, leading to an integer overflow (usually silent in C++ by wrapping around). This is common in financial calculations or large data processing. 1. Read `int_overflow.cpp`. 2. Look for multiplication or addition of large numbers that result in a `long` or `long long` value being stored in a plain `int`. 3. Fix: Cast one of the operands to a larger integer type (like `long long`) before the multiplication, or change the return type to a larger integer type. Let's read the file.  INFO 2026-02-10T16:56:47 +15ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-10T16:56:47 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:47 +7ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:47 +48ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:47 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:47 +0ms service=session.prompt step=24 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:47 +235ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:47 +4ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:47 +4ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:47 +37ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:47 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:48 +3ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:48 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started read INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:48 +1ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=2 question INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:48 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:48 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:48 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-10T16:56:48 +2ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-10T16:56:48 +12ms service=session.processor process INFO 2026-02-10T16:56:48 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:48 +15ms service=bus type=session.status publishing INFO 2026-02-10T16:56:48 +729ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:48 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:48 +27ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:48 +183ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +198ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +178ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +274ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +157ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +136ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +9ms service=permission permission=edit pattern=app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:49 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:49 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:49 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-10T16:56:49 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:49 +1ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:49 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:49 +3ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:49 +16ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/int_overflow.cpp read INFO 2026-02-10T16:56:49 +1ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-10T16:56:49 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +1ms service=bus type=message.part.updated publishing  The calculation on line 24 is `100000 * 50000 = 5,000,000,000` (5 billion). A standard 32-bit signed `int` maximum is about 2.14 billion. The result overflows. The function `calculateTotal` on line 7 and 8 uses and returns `int`. ### Fix `int_overflow.cpp` 1. Change the return type of `calculateTotal` to `long long`. 2. Change the return type of `calculateTotal` to `long long` and cast one of the operands to `long long` before multiplication to ensure the multiplication itself is done using the larger type. 3. Change `total` variable in `printOrder` to `long long`. Since the return type of `calculateTotal` is `int`, the overflow happens before the return. The total should be calculated and stored as `long long`. I will change `calculateTotal` to use and return `long long`, and update `printOrder` accordingly. First, change `calculateTotal` signature (line 7):  INFO 2026-02-10T16:56:49 +30ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -3,9 +3,9 @@ // Bulk price calculator class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs - int calculateTotal(int pricePerUnit, int quantity) { + long long calculateTotal(int pricePerUnit, int quantity) { return pricePerUnit * quantity; // Can overflow! } void printOrder(int price, int qty) {  INFO 2026-02-10T16:56:49 +6ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:49 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:50 +19ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:50 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:50 +0ms service=session.prompt step=25 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:50 +171ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:50 +15ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:50 +1ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:50 +6ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:50 +2ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:50 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:50 +3ms service=tool.registry status=started read INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=started grep INFO 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service=tool.registry status=completed duration=2 write INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=completed duration=5 bash INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=completed duration=2 skill INFO 2026-02-10T16:56:50 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:50 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:50 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-10T16:56:50 +2ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-10T16:56:50 +33ms service=session.processor process INFO 2026-02-10T16:56:50 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:50 +21ms service=bus type=session.status publishing INFO 2026-02-10T16:56:51 +741ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +156ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +60ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +1ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +12ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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evaluate INFO 2026-02-10T16:56:51 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:51 +0ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:51 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-10T16:56:51 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:51 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:51 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:51 +1ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/int_overflow.cpp read INFO 2026-02-10T16:56:51 +1ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-10T16:56:51 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +4ms service=bus type=message.part.updated publishing Second, change the calculation itself (line 8) to use `long long` for multiplication:  INFO 2026-02-10T16:56:51 +6ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -4,9 +4,9 @@ class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs long long calculateTotal(int pricePerUnit, int quantity) { - return pricePerUnit * quantity; // Can overflow! + return (long long)pricePerUnit * quantity; } void printOrder(int price, int qty) { int total = calculateTotal(price, qty);  INFO 2026-02-10T16:56:51 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +6ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:51 +13ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:51 +1ms service=bus type=session.status publishing INFO 2026-02-10T16:56:51 +0ms service=session.prompt step=26 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:51 +73ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:51 +1ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:51 +3ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:51 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:51 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:51 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:51 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:51 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-10T16:56:51 +2ms service=session.prompt status=completed duration=6 resolveTools INFO 2026-02-10T16:56:51 +17ms service=session.processor process INFO 2026-02-10T16:56:51 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:51 +10ms service=bus type=session.status publishing INFO 2026-02-10T16:56:51 +36ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:51 +5ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:51 +0ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:51 +438ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +0ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:51 +34ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +181ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +338ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +13ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +7ms service=permission permission=edit pattern=app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-10T16:56:52 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-10T16:56:52 +7ms service=bus type=file.edited publishing INFO 2026-02-10T16:56:52 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-10T16:56:52 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=air ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-10T16:56:52 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-10T16:56:52 +6ms service=file.time sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM file=/app/input/int_overflow.cpp read INFO 2026-02-10T16:56:52 +12ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-10T16:56:52 +2ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +1ms service=bus type=message.part.updated publishing Third, update `printOrder` (line 12) to store the result in `long long`:  INFO 2026-02-10T16:56:52 +12ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -8,9 +8,9 @@ return (long long)pricePerUnit * quantity; } void printOrder(int price, int qty) { - int total = calculateTotal(price, qty); + long long total = calculateTotal(price, qty); std::cout << "Price: $" << price << " x " << qty << " = $" << total << std::endl; } };  INFO 2026-02-10T16:56:52 +7ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:52 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:52 +30ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:52 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:52 +1ms service=session.prompt step=27 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:52 +95ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:52 +0ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:52 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:52 +4ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:52 +0ms service=session.prompt status=started resolveTools INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started invalid INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started question INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started bash INFO 2026-02-10T16:56:52 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-10T16:56:52 +1ms service=tool.registry status=started read INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started glob INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started grep INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started edit INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started write INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started task INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started webfetch INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started todowrite INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=started skill INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-10T16:56:52 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:52 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-10T16:56:52 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-10T16:56:52 +3ms service=session.prompt status=completed duration=4 resolveTools INFO 2026-02-10T16:56:52 +12ms service=session.processor process INFO 2026-02-10T16:56:52 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM small=false agent=build mode=primary stream INFO 2026-02-10T16:56:52 +6ms service=bus type=session.status publishing INFO 2026-02-10T16:56:53 +781ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:53 +4ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:53 +60ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:53 +163ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:53 +215ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +223ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +140ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +399ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +191ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +10ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +36ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +19ms service=bus type=message.part.updated publishing I have successfully applied fixes to all eight C++ files, addressing the subtle bugs as requested. **Summary of fixes:** 1. `virtual_destructor.cpp`: Added `virtual` to the base class destructor. 2. `reference_to_temporary.cpp`: Changed `getAppName` to return `std::string` by value instead of a dangling `const std::string&`. 3. `iterator_invalidation.cpp`: Changed iterator-based loop in `processEvents` to an index-based loop over the original size to prevent invalidation during `push_back`. 4. `unsigned_underflow.cpp`: Fixed `available()` by implementing the standard ring buffer calculation `(tail_ - head_ + capacity_) % capacity_` to prevent unsigned underflow upon wrap-around. 5. `dangling_cstr.cpp`: Changed `formatMessage` to return `std::string` by value and updated the caller (`log`) to use the safe `std::string`. 6. `init_order.cpp`: Reordered member declarations (`scale_`, then `x_`, then `y_`) in `Point` to respect C++ member initialization order. 7. `off_by_one.cpp`: Changed the loop condition in `printTopRow` from `i <= 5` to `i < 5` to prevent array out-of-bounds access. 8. `int_overflow.cpp`: Changed `calculateTotal` to return `long long` and explicitly cast the calculation to `long long` to prevent integer overflow, and updated the caller (`printOrder`) to use `long long`. Since I could not verify the compilation and execution due to the lack of C++ compilers in the environment, I must rely on the correctness of these code modifications based on C++ standards.  INFO 2026-02-10T16:56:54 +5ms service=bus type=message.part.updated publishing INFO 2026-02-10T16:56:54 +1ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:54 +32ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:54 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:54 +0ms service=session.prompt step=28 sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM loop INFO 2026-02-10T16:56:55 +602ms service=bus type=message.updated publishing INFO 2026-02-10T16:56:55 +2ms service=bus type=session.updated publishing INFO 2026-02-10T16:56:55 +2ms service=bus type=session.diff publishing INFO 2026-02-10T16:56:55 +19ms service=session.prompt sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM exiting loop INFO 2026-02-10T16:56:55 +6ms service=session.compaction pruning INFO 2026-02-10T16:56:55 +19ms service=session.prompt sessionID=ses_3b784d431ffeyCj9LqYvFqpfMM cancel INFO 2026-02-10T16:56:55 +0ms service=bus type=session.status publishing INFO 2026-02-10T16:56:55 +0ms service=bus type=session.idle publishing INFO 2026-02-10T16:56:55 +9ms service=default directory=/app/input disposing instance INFO 2026-02-10T16:56:55 +1ms service=state key=/app/input waiting for state disposal to complete INFO 2026-02-10T16:56:55 +4ms service=state key=/app/input state disposal completed --- Initial command finished (exit code: 0) --- --- no_shell=true, exiting container without starting shell --- Command execution complete. Container has exited. Session has been cleaned up.