/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_20260215_150129/task9_cpp_footguns/openrouter-google-gemini-2.5-flash-lite-preview-09-2025/workspace to /app No project_name provided - skipping configuration directory setup. Session created successfully! Session ID: 911f2b80 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 169 models to OpenCode configuration Added openrouter standard provider with 340 models to OpenCode configuration Set default model to openrouter/google/gemini-2.5-flash-lite-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 2026-02-15T17:12:16 +1566ms service=default version=1.1.51 args=["run","--print-logs"] opencode INFO 2026-02-15T17:12:16 +58ms service=default directory=/app/input creating instance INFO 2026-02-15T17:12:16 +4ms service=project directory=/app/input fromDirectory INFO 2026-02-15T17:12:16 +72ms service=storage index=0 running migration INFO 2026-02-15T17:12:16 +19ms service=storage index=1 running migration INFO 2026-02-15T17:12:16 +71ms service=default directory=/app/input bootstrapping INFO 2026-02-15T17:12:16 +45ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-02-15T17:12:17 +250ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-02-15T17:12:17 +15ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-02-15T17:12:17 +76ms 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 2026-02-15T17:12:18 +875ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.51 3 packages installed [842.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-02-15T17:12:18 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","install"] cwd=/home/cubbi/.config/opencode running INFO 2026-02-15T17:12:18 +14ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [5.00ms] stderr= done INFO 2026-02-15T17:12:18 +32ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-02-15T17:12:18 +1ms service=plugin name=CopilotAuthPlugin loading internal plugin INFO 2026-02-15T17:12:18 +0ms service=plugin path=opencode-anthropic-auth@0.0.13 loading plugin INFO 2026-02-15T17:12:18 +8ms service=bun pkg=opencode-anthropic-auth version=0.0.13 installing package using Bun's default registry resolution INFO 2026-02-15T17:12:18 +1ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","opencode-anthropic-auth@0.0.13"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-15T17:12:19 +1042ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-anthropic-auth@0.0.13 13 packages installed [1021.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-02-15T17:12:19 +127ms service=plugin path=@gitlab/opencode-gitlab-auth@1.3.2 loading plugin INFO 2026-02-15T17:12:19 +30ms service=bun pkg=@gitlab/opencode-gitlab-auth version=1.3.2 installing package using Bun's default registry resolution INFO 2026-02-15T17:12:19 +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 2026-02-15T17:12:21 +1653ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) + opencode-anthropic-auth@0.0.13 installed @gitlab/opencode-gitlab-auth@1.3.2 77 packages installed [1.60s] stderr=Resolving dependencies Resolved, downloaded and extracted [247] Saved lockfile done INFO 2026-02-15T17:12:21 +230ms service=bus type=* subscribing INFO 2026-02-15T17:12:21 +1ms service=bus type=session.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=message.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=session.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=message.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-15T17:12:21 +0ms service=bus type=session.diff subscribing INFO 2026-02-15T17:12:21 +0ms service=format init INFO 2026-02-15T17:12:21 +0ms service=bus type=file.edited subscribing INFO 2026-02-15T17:12:21 +1ms 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 2026-02-15T17:12:21 +4ms service=scheduler id=snapshot.cleanup run INFO 2026-02-15T17:12:21 +0ms service=scheduler id=tool.truncation.cleanup run INFO 2026-02-15T17:12:21 +1ms service=bus type=command.executed subscribing INFO 2026-02-15T17:12:21 +51ms service=server method=POST path=/session request INFO 2026-02-15T17:12:21 +0ms service=server status=started method=POST path=/session request INFO 2026-02-15T17:12:21 +7ms service=session id=ses_39db605ceffee7dQjM4ZbXI7t5 slug=mighty-squid version=1.1.51 projectID=global directory=/app/input title=New session - 2026-02-15T17:12:21.297Z permission=[{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] time={"created":1771175541297,"updated":1771175541297} created INFO 2026-02-15T17:12:21 +8ms service=bus type=session.created publishing INFO 2026-02-15T17:12:21 +1ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:21 +20ms service=server status=completed duration=36 method=POST path=/session request INFO 2026-02-15T17:12:21 +6ms service=server method=GET path=/config request INFO 2026-02-15T17:12:21 +3ms service=server status=started method=GET path=/config request INFO 2026-02-15T17:12:21 +2ms service=server status=completed duration=2 method=GET path=/config request INFO 2026-02-15T17:12:21 +8ms service=server method=GET path=/event request INFO 2026-02-15T17:12:21 +2ms service=server status=started method=GET path=/event request INFO 2026-02-15T17:12:21 +2ms service=server method=POST path=/session/ses_39db605ceffee7dQjM4ZbXI7t5/message request INFO 2026-02-15T17:12:21 +2ms service=server status=started method=POST path=/session/ses_39db605ceffee7dQjM4ZbXI7t5/message request INFO 2026-02-15T17:12:21 +1ms service=server event connected INFO 2026-02-15T17:12:21 +9ms service=bus type=* subscribing INFO 2026-02-15T17:12:21 +29ms service=server status=completed duration=43 method=GET path=/event request INFO 2026-02-15T17:12:21 +3ms service=server status=completed duration=41 method=POST path=/session/ses_39db605ceffee7dQjM4ZbXI7t5/message request INFO 2026-02-15T17:12:21 +59ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:21 +45ms service=provider status=started state INFO 2026-02-15T17:12:21 +62ms service=provider init INFO 2026-02-15T17:12:21 +14ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:21 +11ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:21 +8ms service=bus type=session.status publishing INFO 2026-02-15T17:12:21 +0ms service=session.prompt step=0 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:21 +46ms service=provider providerID=openrouter found INFO 2026-02-15T17:12:21 +0ms service=provider providerID=opencode found INFO 2026-02-15T17:12:21 +0ms service=provider providerID=litellm found INFO 2026-02-15T17:12:21 +0ms service=provider status=completed duration=143 state INFO 2026-02-15T17:12:21 +19ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=true agent=title mode=primary stream INFO 2026-02-15T17:12:21 +3ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-15T17:12:21 +2ms service=provider providerID=openrouter pkg=@openrouter/ai-sdk-provider using bundled provider INFO 2026-02-15T17:12:21 +1ms service=provider status=completed duration=2 providerID=openrouter getSDK INFO 2026-02-15T17:12:21 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:21 +1ms service=session.prompt status=started resolveTools  > build �� google/gemini-2.5-flash-lite-preview-09-2025  INFO 2026-02-15T17:12:21 +39ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:21 +4ms service=tool.registry status=started question INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:21 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:21 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:21 +1ms service=tool.registry status=started glob INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=started edit INFO 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service=tool.registry status=completed duration=4 webfetch INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=completed duration=4 todowrite INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=completed duration=8 bash INFO 2026-02-15T17:12:21 +1ms service=tool.registry status=completed duration=4 skill INFO 2026-02-15T17:12:21 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-15T17:12:21 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-15T17:12:21 +0ms service=tool.registry status=completed duration=7 task INFO 2026-02-15T17:12:21 +23ms service=session.prompt status=completed duration=76 resolveTools INFO 2026-02-15T17:12:21 +9ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:21 +21ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=true agent=title mode=primary stream INFO 2026-02-15T17:12:21 +2ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:21 +15ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:21 +23ms service=session.processor process INFO 2026-02-15T17:12:21 +4ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:21 +1ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-15T17:12:21 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-15T17:12:21 +5ms service=bus type=session.status publishing INFO 2026-02-15T17:12:22 +482ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +12ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +153ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +177ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +39ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +65ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +137ms service=bus type=message.part.updated publishing I understand. I need to fix one subtle bug in each of the eight provided C++ files to ensure they compile cleanly, pass sanitizer checks, and produce the correct output. Since I cannot interact with you, I will proceed with an implementation plan for each file sequentially. First, I will inspect the files to understand their purpose and begin debugging. I will start by listing the files present in the current directory.  INFO 2026-02-15T17:12:22 +58ms service=permission permission=bash pattern=ls 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 2026-02-15T17:12:22 +4ms service=permission permission=bash pattern=ls action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:22 +17ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:22 +19ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:23 +26ms service=session.summary title=C++ bug hunt: fix 8 subtle errors title INFO 2026-02-15T17:12:23 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:23 +32ms service=bus type=message.part.updated publishing $ ls dangling_cstr.cpp init_order.cpp int_overflow.cpp iterator_invalidation.cpp off_by_one.cpp reference_to_temporary.cpp unsigned_underflow.cpp virtual_destructor.cpp  INFO 2026-02-15T17:12:23 +23ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:23 +5ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:23 +71ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:23 +34ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:23 +11ms service=bus type=session.status publishing INFO 2026-02-15T17:12:23 +2ms service=session.prompt step=1 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:23 +24ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:23 +1ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:23 +0ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:23 +24ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:23 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:23 +2ms service=tool.registry status=started question INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:23 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:23 +42ms service=tool.registry status=started read INFO 2026-02-15T17:12:23 +3ms service=tool.registry status=started glob INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:23 +1ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=48 invalid INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=46 question INFO 2026-02-15T17:12:23 +1ms service=tool.registry status=completed duration=5 read INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-15T17:12:23 +2ms service=tool.registry status=completed duration=4 grep INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=4 edit INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=4 write INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=3 todowrite INFO 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=49 bash INFO 2026-02-15T17:12:23 +1ms service=tool.registry status=completed duration=4 skill INFO 2026-02-15T17:12:23 +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 2026-02-15T17:12:23 +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 2026-02-15T17:12:23 +0ms service=tool.registry status=completed duration=5 task INFO 2026-02-15T17:12:23 +6ms service=session.prompt status=completed duration=58 resolveTools INFO 2026-02-15T17:12:23 +15ms service=session.processor process INFO 2026-02-15T17:12:23 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:23 +24ms service=bus type=session.status publishing INFO 2026-02-15T17:12:23 +523ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:23 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +170ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +112ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +141ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +123ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +141ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +128ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +2ms 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 2026-02-15T17:12:24 +0ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:24 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +17ms service=bus type=message.part.updated publishing This confirms the eight files are present. I will now address them one by one. ### 1. `virtual_destructor.cpp` - Plugin system with memory management The issue is likely related to polymorphism and memory management without a virtual destructor, leading to undefined behavior or memory leaks when deleting derived objects through a base class pointer. **Plan:** 1. Read `virtual_destructor.cpp`. 2. Add the `virtual` keyword to the base class destructor if it's missing. 3. Write the corrected code back to the file. Starting with reading the file content.  INFO 2026-02-15T17:12:24 +7ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-15T17:12:24 +2ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/virtual_destructor.cpp read INFO 2026-02-15T17:12:24 +3ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-15T17:12:24 +6ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:24 +4ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:24 +19ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:24 +1ms service=bus type=session.status publishing INFO 2026-02-15T17:12:24 +0ms service=session.prompt step=2 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:24 +1ms service=lsp.server downloading clangd from GitHub releases INFO 2026-02-15T17:12:24 +7ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:24 +4ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:24 +2ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:24 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:24 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:24 +3ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:24 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:24 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:24 +1ms service=tool.registry status=started skill INFO 2026-02-15T17:12:24 +1ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=3 question INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-15T17:12:24 +1ms service=tool.registry status=completed duration=4 bash INFO 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=2 skill INFO 2026-02-15T17:12:24 +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 2026-02-15T17:12:24 +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 2026-02-15T17:12:24 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-15T17:12:24 +7ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-02-15T17:12:24 +56ms service=session.processor process INFO 2026-02-15T17:12:24 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:24 +28ms service=bus type=session.status publishing INFO 2026-02-15T17:12:25 +913ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:25 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:25 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:25 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +870ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +11ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +16ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:26 +63ms 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 2026-02-15T17:12:26 +0ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:26 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:26 +18ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-02-15T17:12:26 +23ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:26 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:26 +90ms service=bus type=message.part.updated publishing  The bug is clearly identified on line 12: the destructor in the base class `Plugin` is missing the `virtual` keyword. Fixing `virtual_destructor.cpp`: 1. Change line 12 from `~Plugin() {` to `~Plugin() override {` or more simply, just add `virtual`. I will add `virtual` to line 12. 2. I will also check line 30 in `ImagePlugin`, which is the derived destructor, and ensure it is correctly defined (it doesn't need `override` here as it is not overriding a virtual function in the base class unless the base destructor is virtual, which it is now). The base destructor should be virtual. Correcting line 12: `~Plugin() {` -> `virtual ~Plugin() {` is the intended fix.I will fix the virtual destructor issue in `virtual_destructor.cpp`. The base class destructor must be virtual to ensure derived class destructors are called correctly during polymorphic deletion. Fixing `/app/input/virtual_destructor.cpp`: Change line 12: `~Plugin() {` to `virtual ~Plugin() {`.  INFO 2026-02-15T17:12:26 +9ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:26 +2ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:26 +18ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/virtual_destructor.cpp read INFO 2026-02-15T17:12:26 +6ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-15T17:12:26 +1ms service=bus type=message.part.updated publishing ERROR 2026-02-15T17:12:27 +194ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-02-15T17:12:27 +2ms service=bus type=message.part.updated publishing ��� Edit virtual_destructor.cpp Index: /app/input/virtual_destructor.cpp =================================================================== --- /app/input/virtual_destructor.cpp +++ /app/input/virtual_destructor.cpp @@ -8,9 +8,9 @@ Plugin(const std::string& name) : name_(name) { buffer_ = new char[256]; } -~Plugin() { // BUG: Missing virtual +virtual ~Plugin() { // BUG: Missing virtual delete[] buffer_; } virtual std::string getName() const { return name_; }  INFO 2026-02-15T17:12:27 +18ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:27 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:27 +13ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:27 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:27 +0ms service=session.prompt step=3 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:27 +56ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:27 +30ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:27 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:27 +6ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:27 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:27 +1ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:27 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:27 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:27 +2ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-15T17:12:27 +1ms service=tool.registry status=completed duration=5 bash INFO 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-15T17:12:27 +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 2026-02-15T17:12:27 +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 2026-02-15T17:12:27 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-15T17:12:27 +3ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-15T17:12:27 +25ms service=session.processor process INFO 2026-02-15T17:12:27 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:27 +17ms service=bus type=session.status publishing INFO 2026-02-15T17:12:27 +624ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:27 +16ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:27 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +61ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +166ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +183ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +34ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +1ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-15T17:12:28 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:28 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +30ms service=bus type=message.part.updated publishing Next file: `reference_to_temporary.cpp`. ### 2. `reference_to_temporary.cpp` - Configuration system This file likely involves binding a non-const lvalue reference to a temporary object created by a function, which is illegal in standard C++ for non-const references. **Plan:** 1. Read `reference_to_temporary.cpp`. 2. Identify the illegal binding (non-const reference to a temporary) and fix it, likely by changing the reference to `const` or by ensuring the temporary's lifetime is extended (though changing the reference to `const` is the most common fix for this pattern). Starting with reading the file content.  INFO 2026-02-15T17:12:28 +50ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-15T17:12:28 +1ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/reference_to_temporary.cpp read INFO 2026-02-15T17:12:28 +8ms service=bus type=message.part.updated publishing ��� Read reference_to_temporary.cpp INFO 2026-02-15T17:12:28 +11ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:28 +3ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:28 +64ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:28 +1ms service=bus type=session.status publishing INFO 2026-02-15T17:12:28 +0ms service=session.prompt step=4 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:28 +181ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:28 +2ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:28 +2ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:28 +8ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:28 +2ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:28 +2ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:28 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:28 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:28 +1ms service=tool.registry status=started edit INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:28 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:28 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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 2026-02-15T17:12:28 +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 2026-02-15T17:12:28 +2ms service=tool.registry status=completed duration=4 task INFO 2026-02-15T17:12:28 +2ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-15T17:12:28 +43ms service=session.processor process INFO 2026-02-15T17:12:28 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:28 +5ms service=bus type=session.status publishing INFO 2026-02-15T17:12:29 +609ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:29 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:29 +0ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:29 +170ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:29 +187ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:29 +201ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:30 +188ms 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 2026-02-15T17:12:31 +0ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:31 +1ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:31 +0ms service=format file=/app/input/reference_to_temporary.cpp formatting INFO 2026-02-15T17:12:31 +2ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:31 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:31 +2ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/reference_to_temporary.cpp read INFO 2026-02-15T17:12:31 +0ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-15T17:12:31 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:31 +1ms service=bus type=message.part.updated publishing  The bug is on line 8: `return std::string("MyApplication");` returns a temporary object, and line 20 binds a `const std::string&` to it, extending its lifetime (this is fine for `const` references), however, the expected behavior of a config getter is usually to return the value, or a reference to an actual member. In this case, since the return value is a temporary, the reference on line 20 *extends* the temporary's life until `appName` goes out of scope, which works for *this specific code* as written because the return type is `const std::string&`. However, if the prompt implies a true *bug* that would fail compilation or lead to undefined behavior *if the reference wasn't const*, or if the goal is to stop returning a reference to a short-lived object, the fix is to return by value. Given the instruction to fix subtle bugs that cause sanitizer failures or wrong output, returning a reference to a temporary that is immediately extended by a `const` reference is technically valid, but often considered bad practice. Let's re-read the implicit error: **"reference_to_temporary.cpp" - Configuration system**. This classic scenario usually means: 1. The function returns `const std::string&` but returns a temporary (Line 8). The temporary's lifetime is indeed extended to line 20 due to the `const` reference binding. This is legal C++. 2. If the function returned `std::string&` (non-const), it would be UB/fail compilation depending on C++ standard and context. If the goal is to fix a "subtle bug," the most common subtle bug here is that the function is inefficient (returning a copy), or that it *looks* like it should return a reference to internal state but doesn't. Given the context of fixing *bugs* (compile/sanitizer/output), the most likely error is that the developer *intended* to return a reference to an existing member but forgot it, or they intend to return the value. If I change line 8 to return by value, the reference binding on line 20 will become an unnecessary copy initialization, but the code remains 100% safe and correct across all C++ standards. Change line 8: `const std::string& getAppName()` to `std::string getAppName()`. Fixing `reference_to_temporary.cpp`: Change return type on line 8 to return by value.  INFO 2026-02-15T17:12:31 +18ms 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 2026-02-15T17:12:31 +11ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:31 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:31 +42ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:31 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:31 +2ms service=session.prompt step=5 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop 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 2026-02-15T17:12:31 +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 2026-02-15T17:12:31 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-15T17:12:31 +1ms service=session.prompt status=completed duration=3 resolveTools INFO 2026-02-15T17:12:31 +33ms service=session.processor process INFO 2026-02-15T17:12:31 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:31 +7ms service=bus type=session.status publishing INFO 2026-02-15T17:12:32 +581ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +16ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +129ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +108ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +143ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +58ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +0ms 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 2026-02-15T17:12:32 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:32 +5ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +14ms service=bus type=message.part.updated publishing This change means line 20 now initializes `appName` as a copy of the temporary, which is safe and correct, resolving the pattern of relying on temporary lifetime extension via const reference for a hardcoded string literal. Next file: `iterator_invalidation.cpp`. ### 3. `iterator_invalidation.cpp` - Event queue processor This file likely involves erasing an element from a container (`std::vector` or `std::list`) while iterating over it, invalidating the iterator. **Plan:** 1. Read `iterator_invalidation.cpp`. 2. Identify the loop where iteration and erasure happen. 3. Fix the loop to correctly handle iterator updates after erasure, typically by assigning the result of `erase()` back to the iterator. Starting with reading the file content.  INFO 2026-02-15T17:12:32 +44ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-15T17:12:32 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/iterator_invalidation.cpp read INFO 2026-02-15T17:12:32 +10ms service=bus type=message.part.updated publishing ��� Read iterator_invalidation.cpp INFO 2026-02-15T17:12:32 +8ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:32 +14ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:32 +28ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:32 +1ms service=bus type=session.status publishing INFO 2026-02-15T17:12:32 +1ms service=session.prompt step=6 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:32 +46ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:32 +1ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:32 +1ms service=bus type=session.diff publishing INFO 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evaluate INFO 2026-02-15T17:12:37 +3ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:37 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:37 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-15T17:12:37 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:37 +1ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:37 +2ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:37 +1ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:37 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:37 +6ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/iterator_invalidation.cpp read INFO 2026-02-15T17:12:37 +3ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-15T17:12:37 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:37 +10ms service=bus type=message.part.updated publishing  The bug is clearly on line 21: `events_.push_back("log_analytics");` invalidates iterators for `std::vector`. When processing, the loop increment `++it` on line 16 will likely dereference an invalid iterator if `push_back` causes a reallocation, or skip elements if it doesn't reallocate but we don't update `it` correctly. The fix for modifying a `std::vector` while iterating is to update the iterator with the return value of `erase()`. Since we are *adding* events, not erasing them inside the loop, the issue is that a `push_back` might cause reallocation, invalidating all existing iterators, including `it`. If the goal is to process *all* events, including newly added ones, we should use a structure like a `while` loop and manually advance the iterator, or perhaps use a different structure. However, the prompt implies fixing an iteration/invalidation bug. The most direct bug fix for *erasing* elements is using the return value of `erase`. Since we are *adding*, the bug is the potential reallocation invalidating `it`. To handle dynamic addition while iterating over a `std::vector`, we often switch to a structure where we don't advance the iterator until we are sure the current element is processed, but here, the addition causes reallocation, which is the issue. The simplest fix that handles modification during iteration is often switching to a structure that doesn't invalidate iterators on insertion (like `std::list`), but the request is to fix the code *in place*. Since we are **adding** events, the original iterator becomes invalid. To process the newly added event, we should continue iteration from the current position, but we cannot safely advance the iterator past the current element in a standard `for` loop structure if reallocation occurs. If we use a `while` loop and only increment the iterator when we *don't* add an event, and rely on the fact that `push_back` always adds to the end, the original iterator might still be invalid if reallocation happened. The classic fix for vector modification during iteration is: ```cpp for (auto it = events_.begin(); it != events_.end(); /* no increment here */) { // process *it if (should_remove) { it = events_.erase(it); // erase returns next valid iterator } else { ++it; } } ``` Since we are *adding* events, we *want* the loop to continue processing everything, including the new event. If we switch to a structure that allows the loop to restart or re-evaluate the current position after an addition, it might work, but it leads to potential infinite loops if not careful. Given the context `// BUG: Iterator invalidated by push_back`, the expectation is likely to fix the iteration pattern. For adding elements, if we keep the `for` loop structure, the simplest way to ensure we process everything without relying on iterator logic that assumes erasure is to re-evaluate from the beginning or use a `while` loop that correctly advances. Let's rewrite the loop to correctly handle iteration when adding, ensuring we don't skip anything, even after reallocation. The problem is that `++it` happens unconditionally. If we use a `while` loop and manually control `it`, we can re-check the size. ```cpp auto it = events_.begin(); while (it != events_.end()) { std::cout << "Event: " << *it << std::endl; if (*it == "user_login") { events_.push_back("log_analytics"); // Since push_back happened, we must revalidate 'it'. // If we don't erase, we rely on 'it' being valid, but it might not be after reallocation. // The safest structure when adding elements is to process, and then advance *only* if no reallocation invalidates existing iterators. // Because push_back *can* invalidate all iterators, we must restart or use a structure that handles it. } ++it; // This is the problem line if reallocation occurred. } ``` If we stick to the original `for` loop structure: `for (auto it = events_.begin(); it != events_.end(); ++it)` If `push_back` happens, `it` is potentially invalidated *before* `++it` is executed for the next iteration. The most robust fix for iterator invalidation in a vector where elements are *added* during iteration, and you want to process the newly added elements immediately, is usually to switch to a container like `std::list`, but if we must stay with `std::vector`, the safest way to guarantee processing of all events, including new ones, without relying on iterator stability across reallocation is to process the *current* item, and then check if we need to add more, but **re-evaluate the loop condition/iterator source**. If we change the loop to: ```cpp while (!events_.empty()) { std::string current_event = events_.front(); events_.erase(events_.begin()); std::cout << "Event: " << current_event << std::endl; if (current_event == "user_login") { events_.push_back("log_analytics"); } } ``` This is a common, safe way to process a queue using `std::vector::erase(begin())`. It dequeues events one by one. This seems like the intended fix for processing a queue-like structure that is modified. Fixing `iterator_invalidation.cpp` by changing the iteration logic to process via dequeuing (erase at front).  INFO 2026-02-15T17:12:37 +69ms 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 @@ -11,15 +11,16 @@ 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; + while (!events_.empty()) { + std::string current_event = events_.front(); + events_.erase(events_.begin()); - // Add derived event during iteration - if (*it == "user_login") { - events_.push_back("log_analytics"); // Invalidates iterator! + std::cout << "Event: " << current_event << std::endl; + + if (current_event == "user_login") { + events_.push_back("log_analytics"); } } }  INFO 2026-02-15T17:12:37 +16ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:37 +4ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:38 +15ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:38 +4ms service=bus type=session.status publishing INFO 2026-02-15T17:12:38 +2ms service=session.prompt step=7 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:38 +112ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:38 +2ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:38 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:38 +5ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:38 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:38 +1ms service=tool.registry status=started bash INFO 2026-02-15T17:12:38 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:38 +9ms service=tool.registry status=started read INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:38 +1ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=completed duration=11 invalid INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=completed duration=11 question INFO 2026-02-15T17:12:38 +0ms service=tool.registry status=completed duration=1 read INFO 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status=completed duration=5 task INFO 2026-02-15T17:12:38 +4ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-02-15T17:12:38 +49ms service=session.processor process INFO 2026-02-15T17:12:38 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:38 +49ms service=bus type=session.status publishing INFO 2026-02-15T17:12:38 +469ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:38 +6ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:38 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:38 +158ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +186ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +70ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +7ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +4ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-15T17:12:39 +0ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +9ms service=bus type=message.part.updated publishing Next file: `unsigned_underflow.cpp`. ### 4. `unsigned_underflow.cpp` - Ring buffer implementation This file likely involves using unsigned integers for size/index calculations where subtraction could lead to wrapping around to a very large positive number (underflow), especially when calculating differences between indices. **Plan:** 1. Read `unsigned_underflow.cpp`. 2. Locate arithmetic involving index subtraction on unsigned types. 3. Fix the calculation, perhaps by using signed types for differences or by checking bounds before subtraction. Starting with reading the file content.  INFO 2026-02-15T17:12:39 +25ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-15T17:12:39 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/unsigned_underflow.cpp read INFO 2026-02-15T17:12:39 +5ms service=bus type=message.part.updated publishing ��� Read unsigned_underflow.cpp INFO 2026-02-15T17:12:39 +6ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:39 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:39 +36ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:39 +2ms service=bus type=session.status publishing INFO 2026-02-15T17:12:39 +0ms service=session.prompt step=8 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:39 +242ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:39 +24ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:39 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:39 +11ms 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evaluate INFO 2026-02-15T17:12:44 +0ms service=permission permission=edit pattern=app/input/unsigned_underflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:44 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:44 +0ms service=format file=/app/input/unsigned_underflow.cpp formatting INFO 2026-02-15T17:12:44 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:44 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:44 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:44 +3ms service=bus type=message.part.updated publishing  The bug is on line 16: `return tail_ - head_;`. Since `tail_` and `head_` are unsigned `size_t`, if `tail_ < head_` (which happens after the buffer wraps around), the subtraction causes unsigned underflow, resulting in a very large positive number instead of the correct count. The logic for a ring buffer's available space is: `(tail - head + capacity) % capacity` or by checking if it is full/empty separately. Since `push` only adds elements and the initial state is empty (`head_ == tail_`), the buffer is full when `(tail_ + 1) % capacity_ == head_`. The `available()` function seems intended to report how many items are in the buffer when it's not full. However, looking at the code: `push` increments `tail_`, and `available` calculates `tail_ - head_`. This design is flawed for a typical ring buffer where `head_` tracks reads and `tail_` tracks writes. If `buffer_.size()` is used, that's the count. Since `buffer_` is being used to store data *and* indices are tracked separately, this implementation is confusing. Assuming this is meant to represent the *number of elements* stored, and that `push` *always* succeeds and overwrites/advances `tail_`, the buffer is full when `tail_` catches up to `head_` again *after* being incremented. The current logic suggests the buffer is only used up to `capacity_`, and the data is stored *in* `buffer_` (which keeps growing) which seems wrong for a fixed-size ring buffer implementation using indices on a growing vector. **Assuming the vector is NOT the storage but only used to *track* additions, and indices *should* relate to capacity:** If `buffer_.push_back(value)` is called, the vector grows, but `tail_` is calculated modulo `capacity_`. This means the indices `head_` and `tail_` are always `< capacity_`, while `buffer_.size()` grows indefinitely, making `available()` nonsensical relative to the capacity. **The true bug given the specific comment:** The subtraction `tail_ - head_` is the classic underflow. If we assume the buffer is NOT full, and we want the count of elements currently present between head and tail, we need to handle wrap-around. If the buffer *stores* data in `buffer_` and the indices are just markers for some other logic, the vector's actual size is the count if it were a simple queue: `buffer_.size()`. But `head_` and `tail_` suggest wrapping logic. If this is a standard ring buffer where `head_` points to the oldest element and `tail_` points to the next write location: 1. If `tail_ >= head_`, count is `tail_ - head_`. 2. If `tail_ < head_`, count is `capacity_ - head_ + tail_`. (This requires knowing if it's full or empty). The `isEmpty()` check (`head_ == tail_`) is correct for both empty *and* full states in this implementation style (where one slot is kept empty to distinguish). If it's empty, `available()` should be 0. The most common fix for this type of logic bug when using unsigned types for circular arithmetic is to perform the subtraction using a wider, signed type, or to use the modular arithmetic for wrap-around *before* returning. Fix: Use modular arithmetic which correctly handles wrap-around for unsigned types when calculating distance in a circle. If `tail_ >= head_`, count is `tail_ - head_`. If `tail_ < head_`, count is `capacity_ - head_ + tail_`. We can unify this: `(tail_ - head_ + capacity_) % capacity_`. **BUT** if `tail_ < head_`, the subtraction underflows *before* the addition of `capacity_`. The correct unsigned arithmetic fix: `(tail_ - head_ + capacity_) % capacity_` only works if the subtraction is performed using a wider, signed type first, OR if we check: ```cpp size_t available() const { if (tail_ >= head_) { return tail_ - head_; } else { return capacity_ - head_ + tail_; } } ``` This is logically sound but changes multiple lines. The most *subtle* fix that directly addresses the underflow is ensuring the subtraction doesn't underflow by adding the capacity first, but this requires careful application. Since `head_` and `tail_` are indices into a conceptual buffer of size `capacity_`, let's stick to the standard: ```cpp size_t available() const { if (tail_ >= head_) { return tail_ - head_; } // If tail < head, we wrapped around. The distance is capacity - (head - tail) or capacity - head + tail return capacity_ - head_ + tail_; } ``` Since the code is trying to be concise (`return tail_ - head_`), the intent might be to switch to `ptrdiff_t` or similar, but since we are using `size_t`, the two-branch check is the standard safe way. However, if we look at line 10: `buffer_.push_back(value);`, the actual storage is a growing vector, making `capacity_` irrelevant to the number of items unless we assume `push_back` is actually supposed to be `buffer_[tail_] = value;` and `buffer_.size()` should be capped at `capacity_`. If we assume the *intent* was a fixed-size buffer using indices, the vector usage is the second bug, but the *first* subtle bug highlighted by the comment is the underflow. If we assume the indices *are* correct markers for a fixed size buffer and the vector usage is a mistake we must ignore for the index logic fix: Fixing the calculation to be safe for unsigned subtraction when wrap-around has occurred:  INFO 2026-02-15T17:12:44 +5ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/unsigned_underflow.cpp read INFO 2026-02-15T17:12:44 +0ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-15T17:12:44 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:44 +25ms 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 @@ -11,10 +11,12 @@ tail_ = (tail_ + 1) % capacity_; } size_t available() const { - // BUG: Unsigned underflow when tail < head - return tail_ - head_; // Wraps around to huge number! + if (tail_ >= head_) { + return tail_ - head_; + } + return capacity_ - head_ + tail_; } bool isEmpty() const { return head_ == tail_;  INFO 2026-02-15T17:12:44 +6ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:44 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:44 +29ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:44 +3ms service=bus type=session.status publishing INFO 2026-02-15T17:12:44 +0ms service=session.prompt step=9 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:44 +49ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:44 +3ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:44 +2ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:44 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:44 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:44 +1ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:44 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:44 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:44 +0ms service=tool.registry status=completed duration=1 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status=completed duration=1 task INFO 2026-02-15T17:12:44 +2ms service=session.prompt status=completed duration=5 resolveTools INFO 2026-02-15T17:12:44 +17ms service=session.processor process INFO 2026-02-15T17:12:44 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:44 +19ms service=bus type=session.status publishing INFO 2026-02-15T17:12:45 +571ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +82ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +161ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +149ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +17ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +0ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp 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evaluate INFO 2026-02-15T17:12:45 +0ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:45 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +47ms service=bus type=message.part.updated publishing Next file: `dangling_cstr.cpp`. ### 5. `dangling_cstr.cpp` - Log formatting system This usually involves returning `char*` or `const char*` pointing to a local/temporary buffer, causing a dangling pointer issue. **Plan:** 1. Read `dangling_cstr.cpp`. 2. Locate where a C-string is returned from a function that creates it locally. 3. Fix by either returning `std::string` or making the buffer static/member variable of a class, or by changing the return type to `std::string`. Starting with reading the file content.  INFO 2026-02-15T17:12:45 +10ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-15T17:12:45 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/dangling_cstr.cpp read INFO 2026-02-15T17:12:45 +2ms service=bus type=message.part.updated publishing ��� Read dangling_cstr.cpp INFO 2026-02-15T17:12:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:45 +0ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:45 +16ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:45 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:45 +0ms service=session.prompt step=10 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:45 +105ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:45 +0ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:45 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:45 +5ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:45 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:45 +7ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:45 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:45 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:45 +3ms 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 2026-02-15T17:12:45 +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 2026-02-15T17:12:45 +0ms service=tool.registry 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type=message.part.updated publishing INFO 2026-02-15T17:12:47 +7ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:47 +19ms 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 2026-02-15T17:12:47 +13ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:47 +1ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:47 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-15T17:12:47 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:47 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:47 +3ms service=bus type=message.part.updated publishing  The bug is on line 10: `return formatted.c_str();` returns a pointer to the internal buffer of the temporary `std::string formatted`, which is destroyed at the end of line 10, leading to a dangling pointer (`formatted` pointer) used on line 14. The fix is to change the return type and logic to return a persistent object, usually by returning `std::string` by value. Fixing `dangling_cstr.cpp`: Change return type on line 8 and implementation on line 10.  INFO 2026-02-15T17:12:47 +2ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/dangling_cstr.cpp read INFO 2026-02-15T17:12:47 +5ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-15T17:12:47 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:47 +97ms 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 @@ -4,11 +4,11 @@ // 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! + return formatted; } void log(const std::string& msg) { const char* formatted = formatMessage(msg);  INFO 2026-02-15T17:12:47 +10ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:47 +5ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:47 +82ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:47 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:47 +0ms service=session.prompt step=11 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:47 +369ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:47 +4ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:47 +0ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:47 +47ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:47 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:47 +3ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:47 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:47 +2ms service=tool.registry status=started read INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:47 +2ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-15T17:12:47 +0ms service=tool.registry status=completed 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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 2026-02-15T17:12:47 +8ms 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 2026-02-15T17:12:47 +0ms service=tool.registry status=completed duration=13 task INFO 2026-02-15T17:12:47 +7ms service=session.prompt status=completed duration=25 resolveTools INFO 2026-02-15T17:12:47 +15ms service=session.processor process INFO 2026-02-15T17:12:47 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:47 +14ms service=bus type=session.status publishing INFO 2026-02-15T17:12:48 +478ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +8ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +161ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +158ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +133ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:48 +215ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:49 +92ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:49 +57ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:49 +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 2026-02-15T17:12:49 +1ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:49 +12ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:49 +95ms service=bus type=message.part.updated publishing The call site on line 14 will now implicitly convert the returned `std::string` to `const char*` if `std::cout` needs it, but more importantly, the returned `std::string` maintains its own buffer, solving the dangling pointer issue. If necessary, I should change line 14/15, but `std::cout << formatted << std::endl;` handles `std::string` conversion implicitly fine. The fix on the function signature is sufficient. Next file: `init_order.cpp`. ### 6. `init_order.cpp` - Coordinate system with units This involves static or global initialization order fiasco, usually when one global object depends on another global object that hasn't been initialized yet. **Plan:** 1. Read `init_order.cpp`. 2. Examine global/static variables initialization order. 3. Fix by changing static/global initialization to use the *Meyers Singleton* pattern (lazy initialization via function call) to ensure correct ordering when accessed. Starting with reading the file content.  INFO 2026-02-15T17:12:49 +4ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-15T17:12:49 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/init_order.cpp read INFO 2026-02-15T17:12:49 +6ms service=bus type=message.part.updated publishing ��� Read init_order.cpp INFO 2026-02-15T17:12:49 +5ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:49 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:49 +35ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:49 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:49 +2ms service=session.prompt step=12 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:49 +285ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:49 +3ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:49 +8ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:49 +32ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:49 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:49 +1ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:49 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:49 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:49 +1ms service=tool.registry status=started grep INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:49 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:49 +1ms 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 2026-02-15T17:12:49 +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 2026-02-15T17:12:49 +0ms service=tool.registry status=completed duration=5 task INFO 2026-02-15T17:12:49 +7ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-15T17:12:49 +48ms service=session.processor process INFO 2026-02-15T17:12:49 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:49 +22ms service=bus type=session.status publishing INFO 2026-02-15T17:12:50 +613ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +101ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +150ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +181ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:50 +140ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:51 +216ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:51 +17ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:51 +54ms service=permission permission=edit pattern=app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-15T17:12:51 +0ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:51 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:51 +0ms service=format file=/app/input/init_order.cpp formatting INFO 2026-02-15T17:12:51 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:51 +21ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:51 +90ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:51 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:51 +14ms service=bus type=message.part.updated publishing  The bug is a classic C++ initialization order issue within the constructor's initializer list (lines 8-9) relative to member declaration order (lines 21-23). `x_` and `y_` depend on `scale_`, but `scale_` is declared last, meaning it is initialized last in the constructor's member initializer list, even though it appears last in the list. In C++, members are initialized in the order they are declared in the class definition. Therefore, `scale_` is uninitialized when calculating `x_` on line 8. The fix is to reorder the member declarations so that `scale_` is declared first, or reorder the initializers to match declaration order (which is the dependency order here). Since `scale_` is used to initialize `x_` and `y_`, it *must* be declared first. Fixing `init_order.cpp`: Reorder member declarations in `Point`.  INFO 2026-02-15T17:12:51 +2ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/init_order.cpp read INFO 2026-02-15T17:12:51 +3ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-15T17:12:51 +9ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:51 +121ms service=bus type=message.part.updated publishing ��� Edit init_order.cpp Index: /app/input/init_order.cpp =================================================================== --- /app/input/init_order.cpp +++ /app/input/init_order.cpp @@ -17,11 +17,11 @@ std::cout << "Point(" << x_ << ", " << y_ << ") scale=" << scale_ << std::endl; } private: - double x_; // Initialized first (declaration order) - double y_; // Initialized second - double scale_; // Initialized third, but used in x_ and y_ init! + double scale_; // Initialized first + double x_; // Initialized second + double y_; // Initialized third }; int main() { Point p(3.0, 4.0, 2.0); // Should be (6.0, 8.0) with scale 2.0  INFO 2026-02-15T17:12:51 +8ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:51 +20ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:51 +80ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:51 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:51 +0ms service=session.prompt step=13 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:51 +190ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:51 +1ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:51 +7ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:51 +22ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:51 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:51 +1ms service=tool.registry status=started question INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:51 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:51 +5ms service=tool.registry status=started read INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:51 +2ms service=tool.registry status=completed duration=8 invalid INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=7 question INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=7 bash INFO 2026-02-15T17:12:51 +1ms service=tool.registry status=completed duration=3 skill INFO 2026-02-15T17:12:51 +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 2026-02-15T17:12:51 +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 2026-02-15T17:12:51 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-15T17:12:51 +7ms service=session.prompt status=completed duration=16 resolveTools INFO 2026-02-15T17:12:51 +16ms service=session.processor process INFO 2026-02-15T17:12:51 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:51 +52ms service=bus type=session.status publishing INFO 2026-02-15T17:12:52 +581ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +194ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +117ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +78ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +15ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-15T17:12:52 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:52 +13ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +12ms service=bus type=message.part.updated publishing Next file: `off_by_one.cpp`. ### 7. `off_by_one.cpp` - Matrix border detection This usually involves loop bounds, often iterating up to `< size` instead of `<= size`, or using array indices that go out of bounds. **Plan:** 1. Read `off_by_one.cpp`. 2. Examine the loops used for boundary checks, specifically where matrix dimensions are used. 3. Correct the loop bounds to include the last element or exclude the border correctly. Starting with reading the file content.  INFO 2026-02-15T17:12:52 +5ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-15T17:12:52 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/off_by_one.cpp read INFO 2026-02-15T17:12:52 +1ms service=bus type=message.part.updated publishing ��� Read off_by_one.cpp INFO 2026-02-15T17:12:52 +4ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:52 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:52 +17ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:52 +1ms service=bus type=session.status publishing INFO 2026-02-15T17:12:52 +1ms service=session.prompt step=14 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:52 +33ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:52 +1ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:52 +2ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:52 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:52 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:52 +1ms service=tool.registry status=started bash INFO 2026-02-15T17:12:52 +2ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started read INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:52 +1ms service=tool.registry status=started write INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-15T17:12:52 +1ms service=tool.registry status=completed duration=2 edit INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-15T17:12:52 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-15T17:12:52 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-15T17:12:52 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-15T17:12:52 +3ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-15T17:12:52 +3ms service=session.processor process INFO 2026-02-15T17:12:52 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:52 +14ms service=bus type=session.status publishing INFO 2026-02-15T17:12:53 +540ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +80ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +182ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +193ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +1ms service=permission permission=edit pattern=app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-15T17:12:53 +0ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:53 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:53 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-02-15T17:12:53 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:53 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:53 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:53 +2ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/off_by_one.cpp read INFO 2026-02-15T17:12:53 +0ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-15T17:12:53 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:53 +16ms service=bus type=message.part.updated publishing  ��� Edit off_by_one.cpp Index: /app/input/off_by_one.cpp =================================================================== --- /app/input/off_by_one.cpp +++ /app/input/off_by_one.cpp @@ -13,9 +13,9 @@ void printTopRow() { std::cout << "Top row: "; // BUG: should be i < 5, not i <= 5 - for (int i = 0; i <= 5; i++) { // Off-by-one! + for (int i = 0; i < 5; i++) { // Off-by-one! std::cout << data_[0][i] << " "; } std::cout << std::endl; }  INFO 2026-02-15T17:12:54 +187ms service=bus type=message.part.updated publishing The bug is on line 17: `for (int i = 0; i <= 5; i++)`. Since the matrix is 5x5, valid column indices are 0 through 4. Accessing `data_[0][5]` on line 18 will cause an out-of-bounds access, leading to undefined behavior and likely an ASan error if memory access is tracked. The fix is to change the loop condition from `<=` to `<`. Fixing `off_by_one.cpp`: Change loop bound on line 17.  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status=started bash INFO 2026-02-15T17:12:54 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:54 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-15T17:12:54 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-15T17:12:54 +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 2026-02-15T17:12:54 +0ms service=permission permission=task 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status=completed duration=0 task INFO 2026-02-15T17:12:54 +4ms service=session.prompt status=completed duration=5 resolveTools INFO 2026-02-15T17:12:54 +32ms service=session.processor process INFO 2026-02-15T17:12:54 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:54 +43ms service=bus type=session.status publishing INFO 2026-02-15T17:12:55 +610ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +2ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +128ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +170ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +70ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +33ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +0ms 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 2026-02-15T17:12:55 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:55 +10ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +49ms service=bus type=message.part.updated publishing Next file: `int_overflow.cpp`. ### 8. `int_overflow.cpp` - Bulk price calculator This usually involves arithmetic operations on standard `int` types that exceed `INT_MAX`, leading to signed integer overflow, which is Undefined Behavior. **Plan:** 1. Read `int_overflow.cpp`. 2. Locate multiplication or addition that might overflow. 3. Fix by using a wider type like `long long` for the calculation or by checking input constraints if possible. Using `long long` for intermediate and final calculations is the standard fix. Starting with reading the file content.  INFO 2026-02-15T17:12:55 +30ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-15T17:12:55 +0ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/int_overflow.cpp read INFO 2026-02-15T17:12:55 +12ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-15T17:12:55 +3ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:55 +0ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:55 +50ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:55 +3ms service=bus type=session.status publishing INFO 2026-02-15T17:12:55 +0ms service=session.prompt step=16 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:56 +447ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:56 +31ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:56 +1ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:56 +2ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:56 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:56 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started glob INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started grep INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started todowrite INFO 2026-02-15T17:12:56 +0ms service=tool.registry status=started skill INFO 2026-02-15T17:12:56 +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 2026-02-15T17:12:56 +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 2026-02-15T17:12:56 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-15T17:12:56 +8ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-15T17:12:56 +23ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:56 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:56 +28ms service=session.processor process INFO 2026-02-15T17:12:56 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:56 +11ms service=bus type=session.status publishing INFO 2026-02-15T17:12:56 +475ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:56 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:56 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:56 +100ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:56 +164ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +201ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +103ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +205ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +9ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +26ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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evaluate INFO 2026-02-15T17:12:57 +3ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:57 +2ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:57 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-15T17:12:57 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:57 +1ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:57 +1ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:57 +3ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:57 +1ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:57 +1ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:57 +1ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-15T17:12:57 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-15T17:12:57 +2ms service=bus type=file.watcher.updated publishing INFO 2026-02-15T17:12:57 +38ms service=bus type=message.part.updated publishing  The bug is an integer overflow on line 8, as $100,000 \times 50,000 = 5,000,000,000$, which exceeds the typical 32-bit `int` max value (~2.1 billion). The fix is to perform the multiplication using `long long` and change the return type to `long long`. I will also update the print statement accordingly. Fixing `int_overflow.cpp`: Change return type of `calculateTotal` and update calculation/return type to use `long long`. Then update `printOrder` usage. Update `calculateTotal` (lines 7-8): Change signature to return `long long` and use `long long` for multiplication. Update `printOrder` (lines 11-13): Change `int total` to `long long total`. Step 1: Fix `calculateTotal`.  INFO 2026-02-15T17:12:57 +8ms service=file.time sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 file=/app/input/int_overflow.cpp read INFO 2026-02-15T17:12:57 +7ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-15T17:12:57 +7ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:57 +54ms 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 @@ -3,10 +3,10 @@ // Bulk price calculator class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs - int calculateTotal(int pricePerUnit, int quantity) { - return pricePerUnit * quantity; // Can overflow! + long long calculateTotal(int pricePerUnit, int quantity) { + return static_cast(pricePerUnit) * quantity; } void printOrder(int price, int qty) { int total = calculateTotal(price, qty);  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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 2026-02-15T17:12:58 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-15T17:12:58 +0ms service=tool.registry status=completed duration=5 task INFO 2026-02-15T17:12:58 +2ms service=session.prompt status=completed duration=17 resolveTools INFO 2026-02-15T17:12:58 +68ms service=session.processor process INFO 2026-02-15T17:12:58 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:58 +24ms service=bus type=session.status publishing INFO 2026-02-15T17:12:58 +479ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +226ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +14ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +13ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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evaluate INFO 2026-02-15T17:12:58 +4ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-15T17:12:58 +0ms service=bus type=file.edited publishing INFO 2026-02-15T17:12:58 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-15T17:12:58 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-15T17:12:58 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=air ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-15T17:12:58 +0ms service=format name=dart ext=.cpp checking INFO 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INFO 2026-02-15T17:12:58 +75ms 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 static_cast(pricePerUnit) * quantity; } void printOrder(int price, int qty) { - int total = calculateTotal(price, qty); + long long total = calculateTotal(price, qty); std::cout << "Price: $" << price << " x " << qty << " = $" << total << std::endl; } };  INFO 2026-02-15T17:12:58 +1ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:58 +1ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:58 +13ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:58 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:12:58 +0ms service=session.prompt step=18 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:12:59 +222ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:59 +0ms service=session.prompt status=started resolveTools INFO 2026-02-15T17:12:59 +2ms service=tool.registry status=started invalid INFO 2026-02-15T17:12:59 +0ms service=tool.registry status=started question INFO 2026-02-15T17:12:59 +0ms service=tool.registry status=started bash INFO 2026-02-15T17:12:59 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-15T17:12:59 +1ms service=tool.registry status=started read INFO 2026-02-15T17:12:59 +1ms service=tool.registry status=started glob INFO 2026-02-15T17:12:59 +1ms service=tool.registry status=started grep INFO 2026-02-15T17:12:59 +0ms service=tool.registry status=started edit INFO 2026-02-15T17:12:59 +0ms service=tool.registry status=started write INFO 2026-02-15T17:12:59 +0ms service=tool.registry status=started task INFO 2026-02-15T17:12:59 +1ms service=tool.registry status=started webfetch INFO 2026-02-15T17:12:59 +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 2026-02-15T17:12:59 +0ms service=tool.registry status=completed duration=9 task INFO 2026-02-15T17:12:59 +1ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-15T17:12:59 +47ms service=session.processor process INFO 2026-02-15T17:12:59 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 small=false agent=build mode=primary stream INFO 2026-02-15T17:12:59 +21ms service=bus type=session.status publishing INFO 2026-02-15T17:12:59 +13ms service=bus type=message.updated publishing INFO 2026-02-15T17:12:59 +2ms service=bus type=session.updated publishing INFO 2026-02-15T17:12:59 +1ms service=bus type=session.diff publishing INFO 2026-02-15T17:12:59 +439ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:59 +5ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:59 +48ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:12:59 +75ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +149ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +119ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +166ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +82ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +44ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +8ms service=bus type=message.part.updated publishing All 8 files have been modified to address their respective subtle bugs. Summary of fixes: 1. `virtual_destructor.cpp`: Added `virtual` to base class destructor. 2. `reference_to_temporary.cpp`: Changed function to return `std::string` by value instead of referencing a temporary. 3. `iterator_invalidation.cpp`: Replaced iterator-based loop with a safe dequeuing mechanism (`while (!empty()) { erase(begin()); }`). 4. `unsigned_underflow.cpp`: Fixed unsigned underflow by using conditional logic in `available()` to handle wrap-around correctly. 5. `dangling_cstr.cpp`: Changed function to return `std::string` by value instead of `const char*` pointing to temporary storage. 6. `init_order.cpp`: Reordered member declarations so dependency (`scale_`) is declared before its usage in initializers for `x_` and `y_`. 7. `off_by_one.cpp`: Corrected loop bound from `<=` to `<` to prevent out-of-bounds access. 8. `int_overflow.cpp`: Changed total calculation and return type to `long long` to prevent signed integer overflow for large inputs.  INFO 2026-02-15T17:13:00 +12ms service=bus type=message.part.updated publishing INFO 2026-02-15T17:13:00 +2ms service=bus type=message.updated publishing INFO 2026-02-15T17:13:00 +66ms service=bus type=message.updated publishing INFO 2026-02-15T17:13:00 +1ms service=bus type=session.status publishing INFO 2026-02-15T17:13:00 +0ms service=session.prompt step=19 sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 loop INFO 2026-02-15T17:13:01 +519ms service=session.prompt sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 exiting loop INFO 2026-02-15T17:13:01 +1ms service=session.compaction pruning INFO 2026-02-15T17:13:01 +101ms service=session.prompt sessionID=ses_39db605ceffee7dQjM4ZbXI7t5 cancel INFO 2026-02-15T17:13:01 +0ms service=bus type=session.status publishing INFO 2026-02-15T17:13:01 +0ms service=bus type=session.idle publishing INFO 2026-02-15T17:13:01 +13ms service=default directory=/app/input disposing instance INFO 2026-02-15T17:13:01 +5ms service=state key=/app/input waiting for state disposal to complete INFO 2026-02-15T17:13:01 +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.