/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_20260205_150324/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: 3801a23a 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 153 models to OpenCode configuration Added openrouter standard provider with 343 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 2026-02-05T16:41:23 +1144ms service=default version=1.1.51 args=["run","--print-logs"] opencode INFO 2026-02-05T16:41:23 +10ms service=default directory=/app/input creating instance INFO 2026-02-05T16:41:23 +1ms service=project directory=/app/input fromDirectory INFO 2026-02-05T16:41:23 +8ms service=storage index=0 running migration INFO 2026-02-05T16:41:23 +5ms service=storage index=1 running migration INFO 2026-02-05T16:41:23 +8ms service=default directory=/app/input bootstrapping INFO 2026-02-05T16:41:23 +25ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-02-05T16:41:23 +120ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-02-05T16:41:23 +5ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-02-05T16:41:23 +35ms 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 2026-02-05T16:41:24 +818ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.51 3 packages installed [787.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-02-05T16:41:24 +1ms 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 2026-02-05T16:41:24 +22ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [4.00ms] stderr= done INFO 2026-02-05T16:41:24 +23ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-02-05T16:41:24 +0ms service=plugin name=CopilotAuthPlugin loading internal plugin INFO 2026-02-05T16:41:24 +1ms service=plugin path=opencode-anthropic-auth@0.0.13 loading plugin INFO 2026-02-05T16:41:24 +2ms service=bun pkg=opencode-anthropic-auth version=0.0.13 installing package using Bun's default registry resolution INFO 2026-02-05T16:41:24 +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 2026-02-05T16:41:24 +756ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-anthropic-auth@0.0.13 13 packages installed [734.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-02-05T16:41:25 +128ms service=plugin path=@gitlab/opencode-gitlab-auth@1.3.2 loading plugin INFO 2026-02-05T16:41:25 +6ms service=bun pkg=@gitlab/opencode-gitlab-auth version=1.3.2 installing package using Bun's default registry resolution INFO 2026-02-05T16:41:25 +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","@gitlab/opencode-gitlab-auth@1.3.2"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-05T16:41:26 +1264ms 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 [1219.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [243] Saved lockfile done INFO 2026-02-05T16:41:26 +270ms service=bus type=* subscribing INFO 2026-02-05T16:41:26 +1ms service=bus type=session.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=message.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=session.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=message.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-05T16:41:26 +0ms service=bus type=session.diff subscribing INFO 2026-02-05T16:41:26 +0ms service=format init INFO 2026-02-05T16:41:26 +4ms service=bus type=file.edited subscribing INFO 2026-02-05T16:41:26 +3ms 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 2026-02-05T16:41:26 +12ms service=scheduler id=snapshot.cleanup run INFO 2026-02-05T16:41:26 +0ms service=scheduler id=tool.truncation.cleanup run INFO 2026-02-05T16:41:26 +1ms service=bus type=command.executed subscribing INFO 2026-02-05T16:41:26 +135ms service=server method=POST path=/session request INFO 2026-02-05T16:41:26 +2ms service=server status=started method=POST path=/session request INFO 2026-02-05T16:41:26 +17ms service=session id=ses_3d151ea00ffevZKCO4fJTZzznP slug=nimble-planet version=1.1.51 projectID=global directory=/app/input title=New session - 2026-02-05T16:41:26.789Z permission=[{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] time={"created":1770309686789,"updated":1770309686789} created INFO 2026-02-05T16:41:26 +15ms service=bus type=session.created publishing INFO 2026-02-05T16:41:26 +2ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:26 +30ms service=server status=completed duration=54 method=POST path=/session request INFO 2026-02-05T16:41:26 +15ms service=server method=GET path=/config request INFO 2026-02-05T16:41:26 +1ms service=server status=started method=GET path=/config request INFO 2026-02-05T16:41:26 +6ms service=server status=completed duration=7 method=GET path=/config request INFO 2026-02-05T16:41:26 +28ms service=server method=GET path=/event request INFO 2026-02-05T16:41:26 +0ms service=server status=started method=GET path=/event request INFO 2026-02-05T16:41:26 +0ms service=server method=POST path=/session/ses_3d151ea00ffevZKCO4fJTZzznP/message request INFO 2026-02-05T16:41:26 +0ms service=server status=started method=POST path=/session/ses_3d151ea00ffevZKCO4fJTZzznP/message request INFO 2026-02-05T16:41:26 +1ms service=server event connected INFO 2026-02-05T16:41:26 +9ms service=bus type=* subscribing INFO 2026-02-05T16:41:26 +66ms service=server status=completed duration=76 method=GET path=/event request INFO 2026-02-05T16:41:26 +7ms service=server status=completed duration=82 method=POST path=/session/ses_3d151ea00ffevZKCO4fJTZzznP/message request INFO 2026-02-05T16:41:27 +85ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:27 +20ms service=provider status=started state INFO 2026-02-05T16:41:27 +12ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:27 +115ms service=provider init INFO 2026-02-05T16:41:27 +45ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:27 +11ms service=bus type=session.status publishing INFO 2026-02-05T16:41:27 +0ms service=session.prompt step=0 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:27 +22ms service=provider providerID=openrouter found INFO 2026-02-05T16:41:27 +1ms service=provider providerID=opencode found INFO 2026-02-05T16:41:27 +0ms service=provider providerID=litellm found INFO 2026-02-05T16:41:27 +0ms service=provider status=completed duration=206 state INFO 2026-02-05T16:41:27 +12ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=true agent=title mode=primary stream INFO 2026-02-05T16:41:27 +2ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-05T16:41:27 +0ms service=provider providerID=openrouter pkg=@openrouter/ai-sdk-provider using bundled provider INFO 2026-02-05T16:41:27 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-05T16:41:27 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:27 +6ms service=session.prompt status=started resolveTools  > build �� google/gemini-2.5-flash-preview-09-2025  INFO 2026-02-05T16:41:27 +67ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:27 +3ms service=tool.registry status=started question INFO 2026-02-05T16:41:27 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:27 +6ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:27 +3ms service=tool.registry status=started read INFO 2026-02-05T16:41:27 +3ms service=tool.registry status=started glob INFO 2026-02-05T16:41:27 +1ms service=tool.registry status=started grep INFO 2026-02-05T16:41:27 +4ms service=tool.registry status=started edit 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 2026-02-05T16:41:27 +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 2026-02-05T16:41:27 +1ms service=tool.registry status=completed duration=14 task INFO 2026-02-05T16:41:27 +24ms service=session.prompt status=completed duration=125 resolveTools INFO 2026-02-05T16:41:27 +30ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:27 +6ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=true agent=title mode=primary stream INFO 2026-02-05T16:41:27 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:27 +59ms service=session.processor process INFO 2026-02-05T16:41:27 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:27 +1ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-05T16:41:27 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-05T16:41:27 +0ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:27 +13ms service=bus type=session.status publishing INFO 2026-02-05T16:41:28 +716ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:28 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:28 +23ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:28 +174ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:28 +207ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:28 +214ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +197ms service=session.summary title=C++ bug hunt: fix 8 subtle errors title INFO 2026-02-05T16:41:29 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:29 +71ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +160ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +106ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +18ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +29ms service=permission permission=glob pattern=*.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 2026-02-05T16:41:29 +0ms service=permission permission=glob pattern=*.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:29 +13ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:29 +71ms service=bus type=message.part.updated publishing I understand the task. I need to find and fix one subtle bug in each of the eight provided C++ files. Since I cannot interact with the user, I will proceed with a plan for each file, aiming for correct compilation, no sanitizer issues, and correct output. I will start by using `glob` to list all the relevant files to confirm their existence, and then proceed with fixing them one by one. **Plan:** 1. Verify the list of files using `glob`. 2. For each file: a. Read the file content. b. Identify the bug. c. Apply the fix using `edit`. d. Compile and test the fixed file using `bash`. I will use the following compilation and execution steps for each file: 1. **Compile:** `g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined {file} -o {file_out} -g` 2. **Execute:** `./{file_out}` Let's begin.  INFO 2026-02-05T16:41:29 +46ms service=bus type=message.part.updated publishing ��� Glob "*.cpp" 8 matches INFO 2026-02-05T16:41:29 +36ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:29 +5ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:29 +35ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:29 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:29 +1ms service=session.prompt step=1 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:29 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:29 +2ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:29 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:29 +18ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:29 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:29 +2ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:29 +1ms service=tool.registry status=started bash INFO 2026-02-05T16:41:29 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:29 +2ms service=tool.registry status=started read INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:29 +1ms service=tool.registry status=started task INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:29 +2ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-05T16:41:29 +1ms service=tool.registry status=completed duration=4 read INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=4 glob INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=4 grep INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=4 edit INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=4 write INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-02-05T16:41:29 +1ms service=tool.registry status=completed duration=4 todowrite INFO 2026-02-05T16:41:29 +0ms service=tool.registry status=completed duration=7 bash INFO 2026-02-05T16:41:29 +1ms service=tool.registry status=completed duration=4 skill INFO 2026-02-05T16:41:29 +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 2026-02-05T16:41:29 +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 2026-02-05T16:41:29 +1ms service=tool.registry status=completed duration=6 task INFO 2026-02-05T16:41:29 +3ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-05T16:41:29 +21ms service=session.processor process INFO 2026-02-05T16:41:29 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:29 +18ms service=bus type=session.status publishing INFO 2026-02-05T16:41:30 +659ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:30 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:30 +126ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:30 +90ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:30 +162ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:31 +222ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:31 +157ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:31 +1ms 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 2026-02-05T16:41:31 +0ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:31 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:31 +11ms service=bus type=message.part.updated publishing  **File List Confirmed:** 1. `virtual_destructor.cpp` 2. `off_by_one.cpp` 3. `unsigned_underflow.cpp` 4. `reference_to_temporary.cpp` 5. `int_overflow.cpp` 6. `iterator_invalidation.cpp` 7. `init_order.cpp` 8. `dangling_cstr.cpp` I will tackle them in the order they were returned. --- ### 1. `virtual_destructor.cpp` - Plugin system with memory management **Plan:** 1. Read `/app/input/virtual_destructor.cpp`. 2. Fix the bug. 3. Compile and test.  INFO 2026-02-05T16:41:31 +27ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-05T16:41:31 +2ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/virtual_destructor.cpp read INFO 2026-02-05T16:41:31 +7ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-05T16:41:31 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:31 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:31 +56ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:31 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:31 +3ms service=session.prompt step=2 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:31 +1ms service=lsp.server downloading clangd from GitHub releases INFO 2026-02-05T16:41:31 +33ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:31 +27ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:31 +5ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:31 +19ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:31 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:31 +7ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:31 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:31 +1ms service=tool.registry status=started read INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:41:31 +1ms service=tool.registry status=completed duration=2 question INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:31 +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 2026-02-05T16:41:31 +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 2026-02-05T16:41:31 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-05T16:41:31 +3ms service=session.prompt status=completed duration=13 resolveTools INFO 2026-02-05T16:41:31 +8ms service=session.processor process INFO 2026-02-05T16:41:31 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:31 +9ms service=bus type=session.status publishing INFO 2026-02-05T16:41:32 +1062ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +5ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +0ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +50ms service=bus type=message.part.updated publishing ERROR 2026-02-05T16:41:32 +281ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-02-05T16:41:32 +5ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +11ms 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 2026-02-05T16:41:32 +1ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:32 +1ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:32 +1ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-02-05T16:41:32 +3ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:32 +1ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:32 +4ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:32 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:32 +5ms service=bus type=message.part.updated publishing  **Bug in `virtual_destructor.cpp`:** The base class `Plugin` is missing a `virtual` destructor. When `delete p;` is called on a base class pointer pointing to a derived class object (`ImagePlugin`), only the base class destructor is called, leading to a memory leak (the `imageData_` in `ImagePlugin` is not freed) and undefined behavior if the derived class destructor had other side effects. **Fix:** Add `virtual` to the `Plugin` destructor on line 12.  INFO 2026-02-05T16:41:32 +15ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/virtual_destructor.cpp read INFO 2026-02-05T16:41:32 +2ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-05T16:41:32 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +28ms 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() { // Correct: virtual destructor delete[] buffer_; } virtual std::string getName() const { return name_; }  INFO 2026-02-05T16:41:32 +7ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:32 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:32 +48ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:32 +1ms service=bus type=session.status publishing INFO 2026-02-05T16:41:32 +0ms service=session.prompt step=3 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:32 +39ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:32 +2ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:32 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:32 +4ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:32 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:32 +1ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:32 +1ms service=tool.registry status=started bash INFO 2026-02-05T16:41:32 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started read INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:32 +7ms service=tool.registry status=started task INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:32 +1ms service=tool.registry status=completed duration=9 invalid INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=9 question INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=8 read INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=8 glob INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=8 grep INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=8 edit INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=8 write INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:32 +1ms service=tool.registry status=completed duration=9 bash INFO 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=2 skill INFO 2026-02-05T16:41:32 +3ms 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 2026-02-05T16:41:32 +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 2026-02-05T16:41:32 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-05T16:41:32 +4ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-02-05T16:41:33 +11ms service=session.processor process INFO 2026-02-05T16:41:33 +20ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:33 +8ms service=bus type=session.status publishing INFO 2026-02-05T16:41:33 +810ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:33 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:33 +65ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +338ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +35ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +43ms service=bus type=message.part.updated publishing **Verification for `virtual_destructor.cpp`:**  INFO 2026-02-05T16:41:34 +183ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -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 2026-02-05T16:41:34 +0ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -g action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:34 +1ms service=permission permission=bash pattern=/app/input/virtual_destructor.out 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 2026-02-05T16:41:34 +0ms service=permission permission=bash pattern=/app/input/virtual_destructor.out action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:34 +56ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +50ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +25ms service=bus type=message.part.updated publishing $ g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -g && /app/input/virtual_destructor.out /usr/bin/bash: line 1: g++: command not found  INFO 2026-02-05T16:41:34 +25ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:34 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:34 +43ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:34 +3ms service=bus type=session.status publishing INFO 2026-02-05T16:41:34 +0ms service=session.prompt step=4 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:34 +103ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:34 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:34 +0ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:34 +29ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:34 +2ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:34 +2ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:34 +1ms service=tool.registry status=started question INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:34 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:34 +1ms service=tool.registry status=started read INFO 2026-02-05T16:41:34 +3ms service=tool.registry status=started glob INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:34 +1ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:34 +2ms service=tool.registry status=completed duration=8 invalid INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=7 question INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=6 read INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=3 glob INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=3 grep INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=3 edit INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=3 write INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-05T16:41:34 +1ms service=tool.registry status=completed duration=8 bash INFO 2026-02-05T16:41:34 +3ms service=tool.registry status=completed duration=6 skill INFO 2026-02-05T16:41:34 +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 2026-02-05T16:41:34 +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 2026-02-05T16:41:34 +0ms service=tool.registry status=completed duration=8 task INFO 2026-02-05T16:41:34 +5ms service=session.prompt status=completed duration=20 resolveTools INFO 2026-02-05T16:41:34 +24ms service=session.processor process INFO 2026-02-05T16:41:34 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:34 +13ms service=bus type=session.status publishing INFO 2026-02-05T16:41:35 +670ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:35 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:35 +68ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:35 +284ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +241ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +155ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +234ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +6ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -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 2026-02-05T16:41:36 +0ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -g action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:36 +0ms service=permission permission=bash pattern=/app/input/virtual_destructor.out 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 2026-02-05T16:41:36 +0ms service=permission permission=bash pattern=/app/input/virtual_destructor.out action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:36 +6ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +10ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +7ms service=bus type=message.part.updated publishing $ g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined /app/input/virtual_destructor.cpp -o /app/input/virtual_destructor.out -g && /app/input/virtual_destructor.out /usr/bin/bash: line 1: g++: command not found  INFO 2026-02-05T16:41:36 +3ms service=bus type=message.part.updated publishing It seems the `g++` command is not immediately available on the path, or the environment has a specific way to compile C++ code. Given the environment context, I should use the full path to `g++` or assume a standard compiler is available. Since the environment did not specify a compiler path, I will retry with `g++` and assume the previous error was a transient issue or that the container environment is standard. If it fails again, I will have to assume my fix is correct based on the code analysis and move on, as I cannot test. **Re-attempting compilation/execution for `virtual_destructor.cpp`:**  INFO 2026-02-05T16:41:36 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:36 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:36 +30ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:36 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:36 +0ms service=session.prompt step=5 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:36 +111ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:36 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:36 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:36 +9ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:36 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:36 +21ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:36 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:36 +2ms service=tool.registry status=started read INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=2 question INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:41:36 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-05T16:41:36 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:36 +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 2026-02-05T16:41:36 +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 2026-02-05T16:41:36 +3ms service=tool.registry status=completed duration=4 task INFO 2026-02-05T16:41:36 +2ms service=session.prompt status=completed duration=29 resolveTools INFO 2026-02-05T16:41:36 +31ms service=session.processor process INFO 2026-02-05T16:41:36 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:36 +18ms service=bus type=session.status publishing INFO 2026-02-05T16:41:37 +927ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:37 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:37 +82ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +277ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +248ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +78ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +46ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +2ms 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 2026-02-05T16:41:38 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:38 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +31ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-05T16:41:38 +1ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/off_by_one.cpp read INFO 2026-02-05T16:41:38 +1ms service=bus type=message.part.updated publishing ��� Read off_by_one.cpp INFO 2026-02-05T16:41:38 +8ms service=bus type=message.part.updated publishing  The compiler is genuinely not available or accessible via `g++`. I must rely on static analysis and the certainty of the fix. The fix for `virtual_destructor.cpp` (adding `virtual` to the base class destructor) is correct for the described memory management bug. I will proceed with the analysis and fix for the remaining files, assuming the fixes are correct, as I cannot verify them with the compiler. --- ### 2. `off_by_one.cpp` - Matrix border detection **Plan:** 1. Read `/app/input/off_by_one.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:41:38 +9ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:38 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:38 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:38 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:38 +0ms service=session.prompt step=6 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:38 +47ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:38 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:38 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:38 +15ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:38 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:38 +3ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:38 +1ms service=tool.registry status=started question INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:38 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started read INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:38 +1ms service=tool.registry status=started skill INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-05T16:41:38 +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 2026-02-05T16:41:38 +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 2026-02-05T16:41:38 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:41:38 +2ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-05T16:41:38 +44ms service=session.processor process INFO 2026-02-05T16:41:38 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:38 +16ms service=bus type=session.status publishing INFO 2026-02-05T16:41:39 +613ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:39 +7ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:39 +176ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:39 +214ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:39 +255ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +139ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +71ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +187ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +241ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +12ms service=permission permission=edit pattern=app/input/off_by_one.cpp 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evaluate INFO 2026-02-05T16:41:40 +0ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:40 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:40 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-02-05T16:41:40 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:40 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:40 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:40 +23ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/off_by_one.cpp read INFO 2026-02-05T16:41:40 +0ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-05T16:41:40 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +62ms service=bus type=message.part.updated publishing **Bug in `off_by_one.cpp`:** In `printTopRow()`, the loop iterates from `i = 0` up to and including `i = 5` (`i <= 5`). Since the array `data_[5][5]` is 0-indexed, valid indices are 0 to 4. Iterating to 5 causes an out-of-bounds access (off-by-one error), which would be caught by ASan. **Fix:** Change `i <= 5` to `i < 5` on line 17.**Fixing `virtual_destructor.cpp`:** I have applied the fix to `/app/input/virtual_destructor.cpp` by making the base class destructor `virtual`. This resolves the memory leak and undefined behavior when deleting a derived object through a base class pointer. **Fixing `off_by_one.cpp`:** The bug is an array out-of-bounds access in `Matrix::printTopRow()`. **Fix:** Change the loop condition from `i <= 5` to `i < 5` to correctly access indices $0$ through $4$.  INFO 2026-02-05T16:41:40 +19ms 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++) { std::cout << data_[0][i] << " "; } std::cout << std::endl; }  INFO 2026-02-05T16:41:40 +12ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:40 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:40 +16ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:40 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:40 +0ms service=session.prompt step=7 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:40 +113ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:40 +3ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:40 +1ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:40 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started read INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:40 +2ms service=tool.registry status=started edit INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:40 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:40 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status=completed duration=3 task INFO 2026-02-05T16:41:40 +4ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-05T16:41:40 +7ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:40 +2ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:40 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:40 +42ms service=session.processor process INFO 2026-02-05T16:41:40 +3ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:40 +65ms service=bus type=session.status publishing INFO 2026-02-05T16:41:41 +591ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:41 +5ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:41 +177ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:41 +162ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:42 +320ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:42 +3ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp 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evaluate INFO 2026-02-05T16:41:42 +1ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:42 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:42 +8ms service=bus type=message.part.updated publishing --- ### 3. `unsigned_underflow.cpp` - Ring buffer implementation **Plan:** 1. Read `/app/input/unsigned_underflow.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  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evaluate INFO 2026-02-05T16:41:48 +0ms service=permission permission=edit pattern=app/input/unsigned_underflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:48 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:48 +0ms service=format file=/app/input/unsigned_underflow.cpp formatting INFO 2026-02-05T16:41:48 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:48 +1ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:48 +1ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:48 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:48 +1ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/unsigned_underflow.cpp read INFO 2026-02-05T16:41:48 +1ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-05T16:41:48 +0ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:48 +2ms 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 2026-02-05T16:41:48 +34ms service=bus type=message.part.updated publishing **Bug in `unsigned_underflow.cpp`:** The `available()` function calculates the number of elements. The `head_` and `tail_` are indices that wrap around the ring buffer. The current implementation: `return tail_ - head_;` This works if `tail_ >= head_`. If `tail_ < head_`, the subtraction of two `size_t` (unsigned integers) results in massive unsigned underflow (a very large number), which is incorrect. The correct logic for a ring buffer's available space, given `head_` and `tail_` indices, is: `(tail_ - head_ + capacity_) % capacity_`. However, the provided code uses `buffer_.push_back(value)` on line 10, suggesting the `buffer_` vector is *not* pre-allocated to the `capacity_` and is instead growing indefinitely, which is not a ring buffer but a dynamic array. A proper ring buffer should pre-allocate the capacity and use `head_` and `tail_` for indexing, not `push_back`. Looking at the problem: The *subtle bug* is the unsigned underflow in `available()`. The `push` implementation is incorrect for a standard ring buffer (it should be overwriting elements if full), but the **bug to fix** is the underflow in `available()`. Since `buffer_` is a `std::vector`, `tail_` and `head_` seem to be trying to track the *logical* capacity used for a ring buffer concept, even though the underlying storage is an indefinitely growing vector. Since `push` only increments `tail_`, `head_` remains `0`. With the provided `main` where `head_` is always 0 (as nothing is ever consumed) and `tail_` is $3$, `available()` should return $3$. It does, because $3-0=3$. The bug description comments: `// BUG: Unsigned underflow when tail < head`. This situation *cannot* occur with the current `main` and `push` implementation, as `head_` is never updated. But in a *true* ring buffer, elements are removed, causing `head_` to advance, and *then* `available()` must handle the wrap-around. I will fix the underflow logic, which is the clear intended bug. The correct way to calculate the logical distance between two indices `head_` and `tail_` on a buffer of size `capacity_` is: `return (tail_ >= head_) ? (tail_ - head_) : (capacity_ - head_ + tail_);` or more simply, using modular arithmetic: `return (tail_ - head_ + capacity_) % capacity_;` (if we assume full capacity means head == tail, but the implementation doesn't support a full state anyway) Since the buffer is always growing using `push_back`, the ring buffer logic is fundamentally broken, but the problem focuses on the `available()` calculation and underflow. The simplest fix that makes sense for the underflow scenario (assuming this were a correct ring buffer implementation) is to use the modular arithmetic fix. **Fix:** Change line 16 to use the proper ring buffer distance formula. Wait, if this is a standard array-based ring buffer, `buffer_` should be sized to `capacity_`. Since it is a `std::vector` and uses `push_back`, it's not a standard ring buffer. However, the logic *intended* by the indices and the problem name *unsigned\_underflow* suggests the fix should handle `tail_ < head_`. The logical distance for indices $0$ to $N-1$ is: `(tail_ - head_ + capacity_) % capacity_` Let's apply this. **Fix:** Change line 16. ```cpp 00016| return (tail_ - head_ + capacity_) % capacity_; ``` But what if I fix the vector size in the constructor, which would be a more correct RingBuffer? The problem states "one subtle bug". I will only fix line 16. ```cpp 00016| return (tail_ - head_ >= 0) ? (tail_ - head_) : (capacity_ - head_ + tail_); ``` Since `tail_` and `head_` are `size_t`, using the ternary operator won't work easily without casting. The modulo arithmetic is the standard C++ solution, provided the capacity is part of the calculation. ```cpp 00016| return (tail_ - head_ + capacity_) % capacity_; ``` This is the most idiomatic fix for ring buffer element count. **Fix:** Change line 16.The bug in `unsigned_underflow.cpp` is a subtle one related to ring buffer calculation when using unsigned integers. When `tail_ < head_`, the subtraction `tail_ - head_` results in an unsigned underflow, giving a huge number instead of the correct distance (due to wrap-around). The correct formula for the number of available elements in a circular buffer is `(tail - head + capacity) % capacity`. **Fix:** Change line 16 to use the wrap-around logic.  INFO 2026-02-05T16:41:48 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:48 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:48 +51ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:48 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:48 +0ms service=session.prompt step=9 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:48 +31ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:48 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:48 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:48 +11ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:48 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:48 +1ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:48 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started read INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:48 +1ms service=tool.registry status=completed duration=0 invalid INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:48 +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 2026-02-05T16:41:48 +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 2026-02-05T16:41:48 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:41:48 +7ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-05T16:41:48 +17ms service=session.processor process INFO 2026-02-05T16:41:48 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:48 +10ms service=bus type=session.status publishing INFO 2026-02-05T16:41:49 +651ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +39ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +139ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +64ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +1ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp 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evaluate INFO 2026-02-05T16:41:49 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:49 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +4ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-05T16:41:49 +0ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/reference_to_temporary.cpp read INFO 2026-02-05T16:41:49 +1ms service=bus type=message.part.updated publishing ��� Read reference_to_temporary.cpp INFO 2026-02-05T16:41:49 +9ms service=bus type=message.part.updated publishing  --- ### 4. `reference_to_temporary.cpp` - Configuration system **Plan:** 1. Read `/app/input/reference_to_temporary.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:41:49 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:49 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:49 +17ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:49 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:49 +0ms service=session.prompt step=10 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:49 +68ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:49 +3ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:49 +0ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:49 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:49 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:49 +1ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:49 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:49 +1ms service=tool.registry status=started read INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:41:49 +1ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:49 +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 2026-02-05T16:41:49 +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 2026-02-05T16:41:49 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:41:49 +4ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-05T16:41:49 +10ms service=session.processor process INFO 2026-02-05T16:41:49 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:49 +5ms service=bus type=session.status publishing INFO 2026-02-05T16:41:50 +596ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:50 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:50 +53ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:50 +249ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:50 +235ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +222ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +179ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +190ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +110ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +8ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp 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name=air ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:51 +1ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:51 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:51 +3ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:51 +3ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/reference_to_temporary.cpp read INFO 2026-02-05T16:41:51 +2ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-05T16:41:51 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +29ms service=bus type=message.part.updated publishing **Bug in `reference_to_temporary.cpp`:** The function `Config::getAppName()` returns a `const std::string&` (a reference) to a temporary `std::string` created within the function (`std::string("MyApplication")`). This temporary object is destroyed immediately after the full expression (the function call) completes, leaving the reference `appName` in `main` dangling. Dereferencing this reference (on line 23) leads to undefined behavior, which ASan might catch. **Fix:** The function should return by value (`std::string`) to copy the temporary string's content before it's destroyed, or the string should be a member of the `Config` class and the function should return a reference to that member. Since the task is to fix the *bug*, and the simplest fix without changing the class's state is to return by value: **Fix:** Change the return type on line 8 from `const std::string&` to `std::string`. I will also remove the `// temporary destroyed at end of statement` comment, as it's part of the bug description.  INFO 2026-02-05T16:41:51 +11ms 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 2026-02-05T16:41:51 +5ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:51 +4ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:51 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:51 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:51 +0ms service=session.prompt step=11 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:51 +63ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:51 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:51 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:51 +15ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:51 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:51 +1ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:51 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:51 +5ms service=tool.registry status=started read INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:51 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status=completed duration=0 webfetch INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:41:51 +0ms service=tool.registry status=completed duration=8 bash INFO 2026-02-05T16:41:51 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:51 +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 2026-02-05T16:41:51 +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 2026-02-05T16:41:51 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-05T16:41:51 +7ms service=session.prompt status=completed duration=17 resolveTools INFO 2026-02-05T16:41:51 +4ms service=session.processor process INFO 2026-02-05T16:41:51 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:51 +6ms service=bus type=session.status publishing INFO 2026-02-05T16:41:52 +958ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:52 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:52 +37ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:52 +147ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:52 +57ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:52 +2ms 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 2026-02-05T16:41:52 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:52 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:53 +50ms service=bus type=message.part.updated publishing --- ### 5. `int_overflow.cpp` - Bulk price calculator **Plan:** 1. Read `/app/input/int_overflow.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:41:53 +5ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-05T16:41:53 +0ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/int_overflow.cpp read INFO 2026-02-05T16:41:53 +9ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-05T16:41:53 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:53 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:53 +34ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:53 +1ms service=bus type=session.status publishing INFO 2026-02-05T16:41:53 +0ms service=session.prompt step=12 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:53 +103ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:53 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:53 +2ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:53 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:53 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:53 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started read INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:53 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:53 +0ms service=tool.registry 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service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:53 +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 2026-02-05T16:41:53 +2ms 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 2026-02-05T16:41:53 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-05T16:41:53 +1ms service=session.prompt status=completed duration=6 resolveTools INFO 2026-02-05T16:41:53 +2ms service=session.processor process INFO 2026-02-05T16:41:53 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:53 +40ms service=bus type=session.status publishing INFO 2026-02-05T16:41:53 +776ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:53 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:54 +40ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:54 +205ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:54 +212ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:54 +173ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:54 +225ms service=bus 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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 2026-02-05T16:41:55 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:55 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:55 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-05T16:41:55 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:55 +2ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:55 +1ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:55 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:55 +1ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/int_overflow.cpp read INFO 2026-02-05T16:41:55 +2ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-05T16:41:55 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:55 +8ms service=bus type=message.part.updated publishing  **Bug in `int_overflow.cpp`:** The function `PriceCalculator::calculateTotal` uses `int` for both inputs and the return value. The inputs (100000 and 50000) result in a product of 5,000,000,000 (5 billion), which is larger than the maximum value for a standard 32-bit signed integer (approx 2.147 billion). This is a signed integer overflow, which is undefined behavior and often results in an incorrect negative value. **Fix:** Change the return type and the types of the inputs in `calculateTotal` to a larger integer type, like `long long` or `long`. Since the result can be up to 5 billion, `long` (which is often 64-bit on modern systems) or explicitly `long long` is appropriate to prevent overflow. I will use `long long` for certainty. I also need to ensure the multiplication itself is performed using a wider type. **Fix:** Change line 7 and 8. ```cpp 00007| long long calculateTotal(int pricePerUnit, int quantity) { 00008| return (long long)pricePerUnit * quantity; // Promote to long long before multiplication 00009| } ``` I'll change the function signature and cast one operand to `long long` in the expression. The function signature is also used in the definition on line 7, so I'll update that as well. **Change 1 (Line 7):** Change return type. **Change 2 (Line 8):** Change return type and ensure promotion.  INFO 2026-02-05T16:41:55 +8ms 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 2026-02-05T16:41:55 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:55 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:55 +20ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:55 +6ms service=bus type=session.status publishing INFO 2026-02-05T16:41:55 +1ms service=session.prompt step=13 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:55 +79ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:55 +3ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:55 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:55 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:55 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:55 +1ms service=tool.registry status=started bash INFO 2026-02-05T16:41:55 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:55 +8ms service=tool.registry status=started read INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:55 +1ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=11 invalid INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=11 question INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=10 bash INFO 2026-02-05T16:41:55 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-05T16:41:55 +1ms service=permission permission=task pattern=general 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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 2026-02-05T16:41:55 +1ms service=tool.registry status=completed duration=3 task INFO 2026-02-05T16:41:55 +5ms service=session.prompt status=completed duration=18 resolveTools INFO 2026-02-05T16:41:56 +70ms service=session.processor process INFO 2026-02-05T16:41:56 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:56 +24ms service=bus type=session.status publishing INFO 2026-02-05T16:41:57 +1080ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +5ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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evaluate INFO 2026-02-05T16:41:57 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:57 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:57 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-05T16:41:57 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:57 +1ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:57 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:57 +1ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/int_overflow.cpp read INFO 2026-02-05T16:41:57 +0ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-05T16:41:57 +0ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +4ms 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; // Promote to long long before multiplication } void printOrder(int price, int qty) { int total = calculateTotal(price, qty);  INFO 2026-02-05T16:41:57 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:57 +14ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=session.status publishing INFO 2026-02-05T16:41:57 +0ms service=session.prompt step=14 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:57 +82ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:57 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:57 +2ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:57 +1ms service=tool.registry status=started question INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:57 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:57 +1ms service=tool.registry status=started read INFO 2026-02-05T16:41:57 +4ms service=tool.registry status=started glob INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started write INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started task INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:41:57 +1ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=5 read INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:41:57 +1ms service=permission permission=task pattern=general 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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 2026-02-05T16:41:57 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-05T16:41:57 +1ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-05T16:41:57 +43ms service=session.processor process INFO 2026-02-05T16:41:57 +3ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:57 +32ms service=bus type=session.status publishing INFO 2026-02-05T16:41:57 +603ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:57 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +73ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +195ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +363ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +1ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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evaluate INFO 2026-02-05T16:41:58 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:58 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:41:58 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-05T16:41:58 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:41:58 +2ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:41:58 +1ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:41:58 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:41:58 +2ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/int_overflow.cpp read INFO 2026-02-05T16:41:58 +1ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-05T16:41:58 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +9ms service=bus type=message.part.updated publishing Since `printOrder` uses `int total = calculateTotal(price, qty);`, I also need to update `total` to `long long` to correctly store the result of the new `calculateTotal` function. **Fix:** Change line 12.  INFO 2026-02-05T16:41:58 +33ms 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; // Promote to long long before multiplication } 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 2026-02-05T16:41:58 +9ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:58 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:58 +8ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:58 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:41:58 +0ms service=session.prompt step=15 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:41:58 +194ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:58 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:41:58 +3ms service=bus type=session.diff publishing INFO 2026-02-05T16:41:58 +24ms service=bus type=message.updated publishing INFO 2026-02-05T16:41:58 +2ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=started question INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:41:58 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:41:58 +2ms service=tool.registry status=started read INFO 2026-02-05T16:41:58 +1ms service=tool.registry status=started glob INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=started edit INFO 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service=tool.registry status=completed duration=3 webfetch INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=completed duration=3 todowrite INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=completed duration=7 bash INFO 2026-02-05T16:41:58 +0ms service=tool.registry status=completed duration=3 skill INFO 2026-02-05T16:41:58 +1ms service=permission permission=task pattern=general 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status=completed duration=4 task INFO 2026-02-05T16:41:58 +15ms service=session.prompt status=completed duration=23 resolveTools INFO 2026-02-05T16:41:58 +39ms service=session.processor process INFO 2026-02-05T16:41:58 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:41:59 +40ms service=bus type=session.status publishing INFO 2026-02-05T16:41:59 +685ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +37ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +155ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +58ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +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 2026-02-05T16:41:59 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:41:59 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:41:59 +25ms service=bus type=message.part.updated publishing --- ### 6. `iterator_invalidation.cpp` - Event queue processor **Plan:** 1. Read `/app/input/iterator_invalidation.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:41:59 +9ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-05T16:41:59 +0ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/iterator_invalidation.cpp read INFO 2026-02-05T16:41:59 +11ms service=bus type=message.part.updated publishing ��� Read iterator_invalidation.cpp INFO 2026-02-05T16:41:59 +13ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:00 +9ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:00 +19ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:00 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:42:00 +1ms service=session.prompt step=16 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:00 +173ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:00 +2ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:00 +4ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:00 +13ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:00 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:00 +1ms service=tool.registry status=started bash INFO 2026-02-05T16:42:00 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:00 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:00 +5ms service=tool.registry status=started grep INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:42:00 +1ms service=tool.registry status=started skill INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=8 invalid INFO 2026-02-05T16:42:00 +5ms service=tool.registry status=completed duration=13 question INFO 2026-02-05T16:42:00 +1ms service=tool.registry status=completed duration=11 read INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=12 glob INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=7 grep INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=7 edit INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=7 write INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=7 webfetch INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=7 todowrite INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=13 bash INFO 2026-02-05T16:42:00 +0ms service=tool.registry status=completed duration=6 skill INFO 2026-02-05T16:42:00 +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 2026-02-05T16:42:00 +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 2026-02-05T16:42:00 +1ms service=tool.registry status=completed duration=8 task INFO 2026-02-05T16:42:00 +4ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-02-05T16:42:00 +11ms service=session.processor process INFO 2026-02-05T16:42:00 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:00 +14ms service=bus type=session.status publishing INFO 2026-02-05T16:42:01 +1005ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:01 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:01 +68ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:01 +196ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:01 +187ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:01 +237ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +273ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +181ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +187ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +10ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +211ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:02 +167ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:03 +182ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:03 +7ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:03 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:03 +151ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:04 +779ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:04 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:04 +2ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp 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evaluate INFO 2026-02-05T16:42:04 +0ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:04 +3ms service=bus type=file.edited publishing INFO 2026-02-05T16:42:04 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-05T16:42:04 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:42:04 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:42:04 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:42:04 +2ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/iterator_invalidation.cpp read INFO 2026-02-05T16:42:04 +0ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-05T16:42:04 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:04 +5ms 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 @@ -12,14 +12,15 @@ void processEvents() { std::cout << "Processing events..." << std::endl; // BUG: Iterator invalidated by push_back - for (auto it = events_.begin(); it != events_.end(); ++it) { - std::cout << "Event: " << *it << std::endl; + size_t original_size = events_.size(); + for (size_t i = 0; i < original_size; ++i) { + std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration - if (*it == "user_login") { - events_.push_back("log_analytics"); // Invalidates iterator! + if (events_[i] == "user_login") { + events_.push_back("log_analytics"); } } }  INFO 2026-02-05T16:42:04 +5ms service=bus type=message.part.updated publishing **Bug in `iterator_invalidation.cpp`:** The bug is classic iterator invalidation. Inside the `for` loop (line 16-23) iterating over a `std::vector` (`events_`), the code calls `events_.push_back("log_analytics")` (line 21). When a `std::vector` grows and its capacity is exceeded, it reallocates its internal array, moving all elements to a new memory location. This invalidates all iterators (including `it` and the end iterator `events_.end()`), leading to undefined behavior when they are subsequently used (e.g., `++it` or `it != events_.end()`). **Fix:** The safest way to process all existing events without invalidation is to copy the events to be processed, or to use index-based iteration if no removal/insertion is happening mid-loop. Since the goal is only to process the existing events and add *new* ones, we should iterate over a copy or iterate by index up to the original size. The most common fix for processing existing events while adding new ones is to iterate up to the size of the container *before* the loop starts. **Fix:** Change the loop to iterate based on the original size. ```cpp 00015| size_t original_size = events_.size(); 00016| for (size_t i = 0; i < original_size; ++i) { 00017| std::cout << "Event: " << events_[i] << std::endl; 00018| 00019| // Add derived event during iteration 00020| if (events_[i] == "user_login") { 00021| events_.push_back("log_analytics"); // Now safe: iterators/indices unaffected 00022| } 00023| } ``` I will implement the index-based iteration up to the original size. **Change 1 (Lines 16-23):** Replace the iterator loop with a size-based loop, capturing the size before iteration.  INFO 2026-02-05T16:42:04 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:04 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:04 +25ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:04 +3ms service=bus type=session.status publishing INFO 2026-02-05T16:42:04 +0ms service=session.prompt step=17 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:04 +87ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:04 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:04 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:04 +5ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:04 +2ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:04 +1ms service=tool.registry status=started question INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:04 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started read INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=0 bash INFO 2026-02-05T16:42:04 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:42:04 +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 2026-02-05T16:42:04 +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 2026-02-05T16:42:04 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:42:04 +1ms service=session.prompt status=completed duration=3 resolveTools INFO 2026-02-05T16:42:04 +2ms service=session.processor process INFO 2026-02-05T16:42:04 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:04 +10ms service=bus type=session.status publishing INFO 2026-02-05T16:42:05 +1025ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +32ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +118ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +66ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +5ms 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 2026-02-05T16:42:05 +0ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:05 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +13ms service=bus type=message.part.updated publishing --- ### 7. `init_order.cpp` - Coordinate system with units **Plan:** 1. Read `/app/input/init_order.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:42:05 +6ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-05T16:42:05 +0ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/init_order.cpp read INFO 2026-02-05T16:42:05 +1ms service=bus type=message.part.updated publishing ��� Read init_order.cpp INFO 2026-02-05T16:42:05 +8ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:05 +3ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:05 +7ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:05 +1ms service=bus type=session.status publishing INFO 2026-02-05T16:42:05 +0ms service=session.prompt step=18 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:05 +184ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:05 +3ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:05 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:05 +12ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:05 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:05 +3ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:05 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:05 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:05 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:05 +0ms service=tool.registry 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service=tool.registry status=completed duration=5 skill INFO 2026-02-05T16:42:05 +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 2026-02-05T16:42:05 +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 2026-02-05T16:42:05 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-05T16:42:05 +4ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-02-05T16:42:05 +25ms service=session.processor process INFO 2026-02-05T16:42:05 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:05 +24ms service=bus type=session.status publishing INFO 2026-02-05T16:42:06 +648ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:06 +7ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:06 +51ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:06 +238ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:07 +230ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:07 +254ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:07 +267ms service=bus 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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 2026-02-05T16:42:08 +0ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:08 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:42:08 +0ms service=format file=/app/input/init_order.cpp formatting INFO 2026-02-05T16:42:08 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:42:08 +1ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:42:08 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:42:08 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:42:08 +3ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/init_order.cpp read INFO 2026-02-05T16:42:08 +1ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-05T16:42:08 +8ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:08 +2ms service=bus type=message.part.updated publishing  **Bug in `init_order.cpp`:** The bug is a dangerous misuse of the C++ member initialization list, specifically the **Initialization Order Bug**. Class members are always initialized in the order they are *declared* in the class definition, regardless of the order in the initializer list. Declaration order (lines 21-23): `x_`, `y_`, `scale_`. Initializer list order (lines 7-9): `scale_`, `x_`, `y_`. When `x_` is initialized (`x_(x * scale_)`), `scale_` has not yet been initialized, leading to undefined behavior (using an uninitialized value, likely 0.0 or garbage, for `scale_`). **Fix:** Reorder the member declarations to match the logical dependency and the order in the initializer list. `scale_` must be declared before `x_` and `y_`. **Change:** Move `double scale_;` from line 23 to line 21 (before `x_` and `y_`). ```cpp 00021| double scale_; // Initialized third, but used in x_ and y_ init! 00022| double x_; // Initialized first (declaration order) 00023| double y_; // Initialized second ``` I'll rearrange lines 21-23. **Change 1 (Lines 21-23):** Rearrange the member declarations.  INFO 2026-02-05T16:42:08 +34ms 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 scale_; // Initialized third, but used in x_ and y_ init! double x_; // Initialized first (declaration order) double y_; // Initialized second - double scale_; // Initialized third, but used in x_ and y_ init! }; int main() { Point p(3.0, 4.0, 2.0); // Should be (6.0, 8.0) with scale 2.0  INFO 2026-02-05T16:42:08 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:08 +2ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:08 +30ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:08 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:42:08 +0ms service=session.prompt step=19 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:08 +73ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:08 +0ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:08 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:08 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:08 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:08 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:08 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=started grep INFO 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service=tool.registry status=completed duration=1 write INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-05T16:42:08 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-05T16:42:08 +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 2026-02-05T16:42:08 +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 2026-02-05T16:42:08 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:42:08 +1ms service=session.prompt status=completed duration=3 resolveTools INFO 2026-02-05T16:42:08 +9ms service=session.processor process INFO 2026-02-05T16:42:08 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:08 +9ms service=bus type=session.status publishing INFO 2026-02-05T16:42:09 +677ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +118ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +88ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +2ms service=permission permission=read 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 2026-02-05T16:42:09 +1ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:09 +6ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +45ms service=bus type=message.part.updated publishing --- ### 8. `dangling_cstr.cpp` - Log formatting system **Plan:** 1. Read `/app/input/dangling_cstr.cpp`. 2. Identify and fix the bug. 3. Move to the next file.  INFO 2026-02-05T16:42:09 +40ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-05T16:42:09 +0ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/dangling_cstr.cpp read INFO 2026-02-05T16:42:09 +5ms service=bus type=message.part.updated publishing ��� Read dangling_cstr.cpp INFO 2026-02-05T16:42:09 +18ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:09 +4ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:09 +82ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:09 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:42:09 +0ms service=session.prompt step=20 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:10 +266ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:10 +5ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:10 +3ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:10 +16ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:10 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:10 +2ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:10 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:10 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:10 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:10 +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 2026-02-05T16:42:10 +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 2026-02-05T16:42:10 +0ms service=tool.registry status=completed duration=7 task INFO 2026-02-05T16:42:10 +10ms service=session.prompt status=completed duration=21 resolveTools INFO 2026-02-05T16:42:10 +18ms service=session.processor process INFO 2026-02-05T16:42:10 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:10 +29ms service=bus type=session.status publishing INFO 2026-02-05T16:42:10 +463ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:10 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:10 +40ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:10 +231ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +246ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +237ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +176ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +174ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +10ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +8ms 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 2026-02-05T16:42:11 +1ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:11 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:42:11 +4ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-05T16:42:11 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:42:11 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:42:11 +40ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/dangling_cstr.cpp read INFO 2026-02-05T16:42:11 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-05T16:42:11 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +5ms service=bus type=message.part.updated publishing  **Bug in `dangling_cstr.cpp`:** The function `Logger::formatMessage` returns a `const char*` pointer obtained from `formatted.c_str()`. The `formatted` string is a local variable, and it is destroyed when the function returns. The returned `const char*` then points to memory that is no longer valid, resulting in a dangling pointer. Reading this pointer (on line 15 in `Logger::log`) causes undefined behavior. **Fix:** The function should return a value that owns the data. Since the function is creating a new string, it must return a `std::string` by value. **Fix:** Change the return type on line 8. **Change 1 (Line 8):** Change return type. **Change 2 (Line 10):** Remove the `.c_str()` call since the return type is now `std::string`.  INFO 2026-02-05T16:42:11 +47ms 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 2026-02-05T16:42:11 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:11 +4ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:11 +26ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:11 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:42:11 +0ms service=session.prompt step=21 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:12 +305ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:12 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:12 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:12 +24ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:12 +0ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:12 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:12 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-05T16:42:12 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-05T16:42:12 +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 2026-02-05T16:42:12 +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 2026-02-05T16:42:12 +1ms service=tool.registry status=completed duration=1 task INFO 2026-02-05T16:42:12 +7ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-05T16:42:12 +42ms service=session.processor process INFO 2026-02-05T16:42:12 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:12 +11ms service=bus type=session.status publishing INFO 2026-02-05T16:42:13 +912ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:13 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:13 +3ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:13 +36ms 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 2026-02-05T16:42:13 +0ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-05T16:42:13 +0ms service=bus type=file.edited publishing INFO 2026-02-05T16:42:13 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-05T16:42:13 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-05T16:42:13 +1ms service=format name=uv ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=air ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:42:13 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:42:13 +3ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:42:13 +3ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/dangling_cstr.cpp read INFO 2026-02-05T16:42:13 +3ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-05T16:42:13 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:13 +37ms 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; // Return std::string by value } void log(const std::string& msg) { const char* formatted = formatMessage(msg);  INFO 2026-02-05T16:42:13 +4ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:13 +1ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:13 +33ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:13 +0ms service=bus type=session.status publishing INFO 2026-02-05T16:42:13 +0ms service=session.prompt step=22 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:13 +259ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:13 +1ms service=session.prompt status=started resolveTools INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started invalid INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started question INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started bash INFO 2026-02-05T16:42:13 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started read INFO 2026-02-05T16:42:13 +1ms service=tool.registry status=started glob INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-05T16:42:13 +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 2026-02-05T16:42:13 +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 2026-02-05T16:42:13 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-05T16:42:13 +5ms service=session.prompt status=completed duration=6 resolveTools INFO 2026-02-05T16:42:13 +14ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:13 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:13 +0ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:13 +13ms service=session.processor process INFO 2026-02-05T16:42:13 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:13 +7ms service=bus type=session.status publishing INFO 2026-02-05T16:42:14 +503ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:14 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:14 +44ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:14 +243ms service=bus type=message.part.updated 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2026-02-05T16:42:14 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-05T16:42:14 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-05T16:42:14 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-05T16:42:14 +7ms service=file.time sessionID=ses_3d151ea00ffevZKCO4fJTZzznP file=/app/input/dangling_cstr.cpp read INFO 2026-02-05T16:42:14 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-05T16:42:14 +2ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:14 +3ms 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; // Return std::string by value } void log(const std::string& msg) { - const char* formatted = formatMessage(msg); + std::string formatted = formatMessage(msg); std::cout << formatted << std::endl; } };  INFO 2026-02-05T16:42:14 +20ms service=bus type=message.part.updated publishing In `Logger::log`, the local variable `formatted` is now a `std::string`, but it is currently declared as `const char*`. This must also be updated. **Change 3 (Line 14):** Update `const char* formatted` to `std::string formatted`.  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status=started bash INFO 2026-02-05T16:42:14 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-05T16:42:14 +1ms service=tool.registry status=started read INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started glob INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started grep INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started edit INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started write INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started task INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started webfetch INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started todowrite INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=started skill INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-05T16:42:14 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-05T16:42:14 +0ms service=tool.registry 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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 2026-02-05T16:42:14 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-05T16:42:14 +1ms service=session.prompt status=completed duration=5 resolveTools INFO 2026-02-05T16:42:14 +33ms service=session.processor process INFO 2026-02-05T16:42:14 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP small=false agent=build mode=primary stream INFO 2026-02-05T16:42:15 +12ms service=bus type=session.status publishing INFO 2026-02-05T16:42:15 +458ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:15 +1ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:15 +37ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:15 +225ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:15 +263ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:16 +176ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:16 +186ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:16 +268ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:16 +191ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:16 +186ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:17 +215ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:17 +210ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:17 +283ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:17 +200ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:18 +187ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:18 +270ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:18 +237ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:18 +18ms service=bus type=message.part.updated publishing --- All eight files have been analyzed and fixed based on the described subtle bugs. Since I cannot run the compiler to verify, I will now assume the fixes are correct and proceed to the final file. ### 9. `dangling_cstr.cpp` (Wait, I fixed 8 files, 7 listed and 1 repeated by the glob. I missed one from the original list: `dangling_cstr.cpp` - Log formatting system - this was the last one I did). The original list was 8 files: - `virtual_destructor.cpp` - `reference_to_temporary.cpp` - `iterator_invalidation.cpp` - `unsigned_underflow.cpp` - `dangling_cstr.cpp` - `init_order.cpp` - `off_by_one.cpp` - `int_overflow.cpp` I've fixed all eight. I can't confirm the compilation but I've applied the canonical C++ fixes for each of the described subtle bugs. The task is complete. I will state the list of fixes performed. **Summary of Fixes:** 1. **`virtual_destructor.cpp`**: Added `virtual` keyword to the base class `Plugin` destructor to prevent memory leak/UB when deleting derived objects via base pointers. 2. **`off_by_one.cpp`**: Changed loop condition from `i <= 5` to `i < 5` to prevent array out-of-bounds access in `Matrix::printTopRow`. 3. **`unsigned_underflow.cpp`**: Fixed the unsigned underflow in `RingBuffer::available()` by changing the return expression to `(tail_ - head_ + capacity_) % capacity_` to correctly handle index wrap-around. 4. **`reference_to_temporary.cpp`**: Changed `Config::getAppName()` to return `std::string` by value instead of returning a dangling `const std::string&` reference to a local temporary. 5. **`int_overflow.cpp`**: Changed `PriceCalculator::calculateTotal` to use `long long` for the return type and for the multiplication to prevent signed integer overflow, and updated the local variable in `printOrder` to `long long`. 6. **`iterator_invalidation.cpp`**: Replaced the iterator-based loop in `EventQueue::processEvents()` with an index-based loop (`for (size_t i = 0; i < original_size; ++i)`) to prevent iterator invalidation when `events_.push_back()` is called during iteration. 7. **`init_order.cpp`**: Reordered the member declarations in `Point` to initialize `scale_` before `x_` and `y_` to fix the uninitialized data member bug caused by incorrect member initialization order. 8. **`dangling_cstr.cpp`**: Changed `Logger::formatMessage` to return `std::string` by value, and updated its call sites, to prevent returning a dangling `const char*` pointer to a temporary `std::string`'s internal buffer. The task is complete, as all files have been modified to fix the subtle bug.  INFO 2026-02-05T16:42:18 +5ms service=bus type=message.part.updated publishing INFO 2026-02-05T16:42:18 +0ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:18 +21ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:18 +2ms service=bus type=session.status publishing INFO 2026-02-05T16:42:18 +0ms service=session.prompt step=24 sessionID=ses_3d151ea00ffevZKCO4fJTZzznP loop INFO 2026-02-05T16:42:18 +96ms service=bus type=message.updated publishing INFO 2026-02-05T16:42:18 +1ms service=bus type=session.updated publishing INFO 2026-02-05T16:42:18 +1ms service=bus type=session.diff publishing INFO 2026-02-05T16:42:18 +44ms service=session.prompt sessionID=ses_3d151ea00ffevZKCO4fJTZzznP exiting loop INFO 2026-02-05T16:42:18 +1ms service=session.compaction pruning INFO 2026-02-05T16:42:18 +3ms service=session.prompt sessionID=ses_3d151ea00ffevZKCO4fJTZzznP cancel INFO 2026-02-05T16:42:18 +1ms service=bus type=session.status publishing INFO 2026-02-05T16:42:18 +0ms service=bus type=session.idle publishing INFO 2026-02-05T16:42:18 +4ms service=default directory=/app/input disposing instance INFO 2026-02-05T16:42:18 +1ms service=state key=/app/input waiting for state disposal to complete INFO 2026-02-05T16:42:18 +2ms 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.