/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_20260208_150124/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: 139f4419 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 154 models to OpenCode configuration Added openrouter standard provider with 345 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 2026-02-08T16:34:56 +1787ms service=default version=1.1.51 args=["run","--print-logs"] opencode INFO 2026-02-08T16:34:56 +22ms service=default directory=/app/input creating instance INFO 2026-02-08T16:34:56 +1ms service=project directory=/app/input fromDirectory INFO 2026-02-08T16:34:56 +14ms service=storage index=0 running migration INFO 2026-02-08T16:34:56 +5ms service=storage index=1 running migration INFO 2026-02-08T16:34:56 +17ms service=default directory=/app/input bootstrapping INFO 2026-02-08T16:34:56 +12ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-02-08T16:34:56 +172ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-02-08T16:34:56 +6ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-02-08T16:34:56 +11ms 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 2026-02-08T16:34:58 +1049ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.51 3 packages installed [1004.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-02-08T16:34:58 +3ms 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 2026-02-08T16:34:58 +46ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [10.00ms] stderr= done INFO 2026-02-08T16:34:58 +32ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-02-08T16:34:58 +2ms service=plugin name=CopilotAuthPlugin loading internal plugin INFO 2026-02-08T16:34:58 +1ms service=plugin path=opencode-anthropic-auth@0.0.13 loading plugin INFO 2026-02-08T16:34:58 +5ms service=bun pkg=opencode-anthropic-auth version=0.0.13 installing package using Bun's default registry resolution INFO 2026-02-08T16:34:58 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","opencode-anthropic-auth@0.0.13"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-08T16:34:59 +1189ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-anthropic-auth@0.0.13 13 packages installed [1139.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-02-08T16:34:59 +136ms service=plugin path=@gitlab/opencode-gitlab-auth@1.3.2 loading plugin INFO 2026-02-08T16:34:59 +13ms service=bun pkg=@gitlab/opencode-gitlab-auth version=1.3.2 installing package using Bun's default registry resolution INFO 2026-02-08T16:34:59 +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 2026-02-08T16:35:01 +1685ms 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 [1.61s] stderr=Resolving dependencies Resolved, downloaded and extracted [247] Saved lockfile done INFO 2026-02-08T16:35:01 +339ms service=bus type=* subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=session.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=message.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=session.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=message.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-08T16:35:01 +0ms service=bus type=session.diff subscribing INFO 2026-02-08T16:35:01 +1ms service=format init INFO 2026-02-08T16:35:01 +0ms service=bus type=file.edited subscribing INFO 2026-02-08T16:35:01 +6ms 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 2026-02-08T16:35:01 +8ms service=scheduler id=snapshot.cleanup run INFO 2026-02-08T16:35:01 +7ms service=scheduler id=tool.truncation.cleanup run INFO 2026-02-08T16:35:01 +3ms service=bus type=command.executed subscribing INFO 2026-02-08T16:35:01 +139ms service=server method=POST path=/session request INFO 2026-02-08T16:35:01 +1ms service=server status=started method=POST path=/session request INFO 2026-02-08T16:35:01 +11ms service=session id=ses_3c1e4b664ffeBqFYteRcKda9Zg slug=silent-pixel version=1.1.51 projectID=global directory=/app/input title=New session - 2026-02-08T16:35:01.659Z permission=[{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] time={"created":1770568501659,"updated":1770568501659} created INFO 2026-02-08T16:35:01 +24ms service=bus type=session.created publishing INFO 2026-02-08T16:35:01 +15ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:01 +27ms service=server status=completed duration=77 method=POST path=/session request INFO 2026-02-08T16:35:01 +11ms service=server method=GET path=/config request INFO 2026-02-08T16:35:01 +1ms service=server status=started method=GET path=/config request INFO 2026-02-08T16:35:01 +2ms service=server status=completed duration=2 method=GET path=/config request INFO 2026-02-08T16:35:01 +23ms service=server method=GET path=/event request INFO 2026-02-08T16:35:01 +6ms service=server status=started method=GET path=/event request INFO 2026-02-08T16:35:01 +2ms service=server method=POST path=/session/ses_3c1e4b664ffeBqFYteRcKda9Zg/message request INFO 2026-02-08T16:35:01 +0ms service=server status=started method=POST path=/session/ses_3c1e4b664ffeBqFYteRcKda9Zg/message request INFO 2026-02-08T16:35:01 +1ms service=server event connected INFO 2026-02-08T16:35:01 +9ms service=bus type=* subscribing INFO 2026-02-08T16:35:01 +27ms service=server status=completed duration=39 method=GET path=/event request INFO 2026-02-08T16:35:01 +15ms service=server status=completed duration=52 method=POST path=/session/ses_3c1e4b664ffeBqFYteRcKda9Zg/message request INFO 2026-02-08T16:35:01 +175ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:02 +19ms service=provider status=started state INFO 2026-02-08T16:35:02 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:02 +115ms service=provider init INFO 2026-02-08T16:35:02 +37ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:02 +20ms service=bus type=session.status publishing INFO 2026-02-08T16:35:02 +0ms service=session.prompt step=0 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:02 +104ms service=provider providerID=openrouter found INFO 2026-02-08T16:35:02 +1ms service=provider providerID=opencode found INFO 2026-02-08T16:35:02 +9ms service=provider providerID=litellm found INFO 2026-02-08T16:35:02 +1ms service=provider status=completed duration=293 state INFO 2026-02-08T16:35:02 +27ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=true agent=title mode=primary stream INFO 2026-02-08T16:35:02 +2ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-08T16:35:02 +9ms service=provider providerID=openrouter pkg=@openrouter/ai-sdk-provider using bundled provider INFO 2026-02-08T16:35:02 +0ms service=provider status=completed duration=9 providerID=openrouter getSDK INFO 2026-02-08T16:35:02 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:02 +3ms service=session.prompt status=started resolveTools  > build �� google/gemini-2.5-flash-lite-preview-09-2025  INFO 2026-02-08T16:35:02 +102ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:02 +2ms service=tool.registry status=started question INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=started bash INFO 2026-02-08T16:35:02 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:02 +4ms service=tool.registry status=started read INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=started grep INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:02 +2ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:02 +3ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:02 +3ms service=tool.registry status=started skill INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=17 invalid INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=completed duration=16 question INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=10 read INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=10 glob INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=completed duration=9 grep INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=10 edit INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=10 write INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=8 webfetch INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=completed duration=6 todowrite INFO 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=17 bash INFO 2026-02-08T16:35:02 +1ms service=tool.registry status=completed duration=4 skill INFO 2026-02-08T16:35:02 +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 2026-02-08T16:35:02 +3ms 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 2026-02-08T16:35:02 +0ms service=tool.registry status=completed duration=18 task INFO 2026-02-08T16:35:02 +36ms service=session.prompt status=completed duration=165 resolveTools INFO 2026-02-08T16:35:02 +99ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:02 +8ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=true agent=title mode=primary stream INFO 2026-02-08T16:35:02 +0ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:02 +39ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:02 +50ms service=session.processor process INFO 2026-02-08T16:35:02 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:02 +1ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-08T16:35:02 +0ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-02-08T16:35:02 +2ms service=bus type=session.status publishing INFO 2026-02-08T16:35:03 +588ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +19ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +8ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +101ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +128ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +123ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:03 +7ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +37ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +7ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +11ms service=permission permission=glob pattern=*.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-08T16:35:03 +0ms service=permission permission=glob pattern=*.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:03 +94ms service=bus type=message.part.updated publishing I will first use `glob` to list all the C++ files provided in the task description to confirm their existence and then read each one to understand the context and identify the subtle bug, as each file is independent. I will start by listing all files in the current directory. Then, I will read the content of each file one by one to identify the bug based on the description, and then use the `edit` tool to fix it. I will group the file reading and fixing into sequential steps to ensure I complete the task methodically, as I cannot ask clarifying questions. First, I list the files to confirm.  INFO 2026-02-08T16:35:03 +99ms service=bus type=message.part.updated publishing ��� Glob "*.cpp" 8 matches INFO 2026-02-08T16:35:03 +45ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:03 +9ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:04 +34ms service=session.summary title=C++ bug hunt: fix 8 subtle errors title INFO 2026-02-08T16:35:04 +8ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:04 +15ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:04 +2ms service=bus type=session.status publishing INFO 2026-02-08T16:35:04 +3ms service=session.prompt step=1 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:04 +67ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:04 +3ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:04 +10ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=started question INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:04 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=started edit INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:04 +2ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=started skill INFO 2026-02-08T16:35:04 +4ms service=tool.registry status=completed duration=10 invalid INFO 2026-02-08T16:35:04 +2ms service=tool.registry status=completed duration=11 question INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=completed duration=11 read INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=11 glob INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=11 grep INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=10 edit INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=completed duration=10 write INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=10 webfetch INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=9 todowrite INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=13 bash INFO 2026-02-08T16:35:04 +1ms service=tool.registry status=completed duration=9 skill INFO 2026-02-08T16:35:04 +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 2026-02-08T16:35:04 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:04 +0ms service=tool.registry status=completed duration=15 task INFO 2026-02-08T16:35:04 +24ms service=session.prompt status=completed duration=52 resolveTools INFO 2026-02-08T16:35:04 +62ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:04 +11ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:04 +7ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:04 +25ms service=session.processor process INFO 2026-02-08T16:35:04 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:04 +38ms service=bus type=session.status publishing INFO 2026-02-08T16:35:04 +456ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:04 +14ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:04 +11ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:04 +142ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:05 +117ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:05 +23ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:05 +0ms 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 2026-02-08T16:35:05 +0ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:05 +5ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:05 +81ms service=bus type=message.part.updated publishing  I have confirmed the files exist. I will now proceed to read and fix each one sequentially. ### 1. `virtual_destructor.cpp` (Plugin system with memory management) The expected bug is a missing virtual destructor in a base class when using polymorphism and dynamic allocation, which causes undefined behavior (memory leak or corrupted heap) when deleting a derived object through a base class pointer. First, I read the file.  INFO 2026-02-08T16:35:05 +111ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-08T16:35:05 +1ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/virtual_destructor.cpp read INFO 2026-02-08T16:35:05 +6ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-08T16:35:05 +7ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:05 +6ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:05 +48ms service=lsp.server downloading clangd from GitHub releases INFO 2026-02-08T16:35:05 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:05 +4ms service=bus type=session.status publishing INFO 2026-02-08T16:35:05 +0ms service=session.prompt step=2 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:05 +37ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:05 +2ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:05 +0ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:05 +86ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:05 +5ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:05 +1ms service=tool.registry status=started question INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:05 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:05 +1ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-08T16:35:05 +1ms service=tool.registry status=completed duration=2 edit INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-08T16:35:05 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:05 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:05 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-08T16:35:05 +15ms service=session.prompt status=completed duration=18 resolveTools INFO 2026-02-08T16:35:05 +59ms service=session.processor process INFO 2026-02-08T16:35:05 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:05 +33ms service=bus type=session.status publishing INFO 2026-02-08T16:35:06 +801ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +3ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +518ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +10ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +11ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +20ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:06 +3ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:07 +95ms 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 2026-02-08T16:35:07 +4ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:07 +1ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:07 +2ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-02-08T16:35:07 +9ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:07 +6ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:07 +2ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:07 +2ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:07 +1ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:07 +5ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:07 +1ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:07 +22ms service=bus type=message.part.updated publishing  The bug is on line 12: the destructor for `Plugin` must be virtual. Fixing `virtual_destructor.cpp`: adding `virtual` to line 12.  INFO 2026-02-08T16:35:07 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:07 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:07 +2ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/virtual_destructor.cpp read INFO 2026-02-08T16:35:07 +7ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-08T16:35:07 +18ms service=bus type=message.part.updated publishing ERROR 2026-02-08T16:35:07 +608ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-02-08T16:35:07 +19ms 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 2026-02-08T16:35:07 +11ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:07 +2ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:07 +12ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:07 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:07 +1ms service=session.prompt step=3 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:07 +73ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:07 +3ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:07 +2ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:07 +31ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:07 +1ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:07 +6ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:07 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:07 +1ms service=tool.registry status=started glob INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-08T16:35:07 +1ms service=tool.registry status=completed duration=2 question INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-08T16:35:07 +1ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-08T16:35:07 +1ms service=tool.registry status=completed duration=3 todowrite INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=3 skill INFO 2026-02-08T16:35:07 +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 2026-02-08T16:35:07 +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 2026-02-08T16:35:07 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-08T16:35:07 +1ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-08T16:35:07 +13ms service=session.processor process INFO 2026-02-08T16:35:07 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:07 +4ms service=bus type=session.status publishing INFO 2026-02-08T16:35:08 +590ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +115ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +192ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +41ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +109ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:08 +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 2026-02-08T16:35:08 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:08 +9ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:09 +17ms service=bus type=message.part.updated publishing ### 2. `reference_to_temporary.cpp` (Configuration system) The expected bug is binding a non-const lvalue reference to a temporary object (which usually requires a const reference or a named object). First, I read the file.  INFO 2026-02-08T16:35:09 +20ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-08T16:35:09 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/reference_to_temporary.cpp read INFO 2026-02-08T16:35:09 +1ms service=bus type=message.part.updated publishing ��� Read reference_to_temporary.cpp INFO 2026-02-08T16:35:09 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:09 +9ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:09 +165ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:09 +7ms service=bus type=session.status publishing INFO 2026-02-08T16:35:09 +4ms service=session.prompt step=4 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:09 +401ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:09 +2ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:09 +2ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:09 +59ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:09 +1ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:09 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:09 +1ms service=tool.registry status=started glob INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:09 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-08T16:35:09 +11ms service=tool.registry status=completed duration=11 skill INFO 2026-02-08T16:35:09 +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 2026-02-08T16:35:09 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:09 +1ms service=tool.registry status=completed duration=12 task INFO 2026-02-08T16:35:09 +1ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-02-08T16:35:09 +68ms service=session.processor process INFO 2026-02-08T16:35:09 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:09 +22ms service=bus type=session.status publishing INFO 2026-02-08T16:35:10 +672ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +80ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +120ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +110ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:10 +174ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +99ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +127ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +125ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +92ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +92ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +45ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +29ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-08T16:35:11 +1ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:11 +0ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:11 +2ms service=format file=/app/input/reference_to_temporary.cpp formatting INFO 2026-02-08T16:35:11 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:11 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:11 +2ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:11 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:11 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:11 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:11 +34ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/reference_to_temporary.cpp read INFO 2026-02-08T16:35:11 +8ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-08T16:35:11 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +5ms service=bus type=message.part.updated publishing  The bug is on line 8: `getAppName` returns a reference to a temporary `std::string` created inside the function. This results in a dangling reference on line 20. To fix this while satisfying compilation and sanitizer checks (avoiding the dangling reference), the function must return by value or return a reference to a member variable. Returning by value is the most idiomatic fix here since the string is literal. Fixing `reference_to_temporary.cpp`: changing line 8 to return `std::string` by value. Old line 8: `const std::string& getAppName() {` New line 8: `std::string getAppName() {` Note: Since the return type changes, the usage on line 20 (`const std::string& appName = ...`) will still bind to the *returned value* (which is copied), but the compiler will likely warn/error about binding a non-const reference to a temporary in older standards or if the return value optimization (RVO) fails, but standard C++ allows binding to the result of a function returning by value. Given the goal is to fix the dangling reference, returning by value is correct. I will also remove `const` from the local variable on line 20 as it's no longer a reference to a temporary. However, the prompt says the bug is **subtle** and must compile with `-Wall -Wextra -Werror`. Returning by value should resolve the dangling reference issue and likely satisfy stricter checks. I will change line 8 to return by value. Since line 20 is `const std::string& appName = ...`, changing line 8 to return by value means a copy is made and bound to a `const` reference, which is valid. I will only change line 8. Wait, the original return type is `const std::string&`. Changing to `std::string` is the fix. I will apply the edit to line 8.  INFO 2026-02-08T16:35:11 +64ms 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 2026-02-08T16:35:11 +9ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:11 +5ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:11 +60ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:11 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:11 +3ms service=session.prompt step=5 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:11 +194ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:11 +1ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:11 +0ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:11 +8ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:11 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:11 +1ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:11 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:11 +5ms service=tool.registry status=started read INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:11 +1ms service=tool.registry status=started write INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-08T16:35:11 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:11 +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 2026-02-08T16:35:11 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-08T16:35:11 +11ms service=session.prompt status=completed duration=20 resolveTools INFO 2026-02-08T16:35:12 +33ms service=session.processor process INFO 2026-02-08T16:35:12 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:12 +16ms service=bus type=session.status publishing INFO 2026-02-08T16:35:13 +1007ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +87ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +106ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +194ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +111ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +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 2026-02-08T16:35:13 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:13 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +42ms service=bus type=message.part.updated publishing ### 3. `iterator_invalidation.cpp` (Event queue processor) The expected bug is invalidating an iterator by modifying the container while iterating over it, typically by erasing an element. First, I read the file.  INFO 2026-02-08T16:35:13 +2ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-08T16:35:13 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/iterator_invalidation.cpp read INFO 2026-02-08T16:35:13 +2ms service=bus type=message.part.updated publishing ��� Read iterator_invalidation.cpp INFO 2026-02-08T16:35:13 +5ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:13 +3ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:13 +15ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:13 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:13 +1ms service=session.prompt step=6 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:13 +33ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:13 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:13 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:13 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-08T16:35:13 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:13 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:13 +0ms service=tool.registry status=completed duration=0 task INFO 2026-02-08T16:35:13 +4ms service=session.prompt status=completed duration=5 resolveTools INFO 2026-02-08T16:35:13 +6ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:13 +1ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:13 +0ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:13 +5ms service=session.processor process INFO 2026-02-08T16:35:13 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:13 +4ms service=bus type=session.status publishing INFO 2026-02-08T16:35:14 +864ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:14 +5ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:14 +81ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:14 +102ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:14 +91ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:14 +102ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +109ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +85ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +187ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +165ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +125ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +158ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +116ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:15 +132ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +127ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +200ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +275ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +2ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-08T16:35:16 +0ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:16 +0ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:16 +1ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-08T16:35:16 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:16 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:16 +3ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/iterator_invalidation.cpp read INFO 2026-02-08T16:35:16 +2ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-08T16:35:16 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +38ms service=bus type=message.part.updated publishing  The bug is on line 21: `events_.push_back("log_analytics");` invalidates iterators for `std::vector`. To iterate safely while adding elements, one should use a `while` loop and manage the iterator manually, or use a container that supports safe insertion during iteration (like `std::list`), or copy the events first. Given the context, using a `while` loop to manually advance the iterator is the most common fix for this pattern in C++ vectors. The loop structure on lines 16-22 needs to be changed to: ```cpp auto it = events_.begin(); while (it != events_.end()) { std::cout << "Event: " << *it << std::endl; if (*it == "user_login") { events_.push_back("log_analytics"); // Now safe if iterator is managed manually } ++it; // Advance iterator only if we are sure we are done with current element } ``` The original loop structure is: ```cpp 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { 00017| std::cout << "Event: " << *it << std::endl; 00018| 00019| // Add derived event during iteration 00020| if (*it == "user_login") { 00021| events_.push_back("log_analytics"); // Invalidates iterator! 00022| } 00023| } ``` The fix is to change the `for` loop to a `while` loop and manually control `++it`. Fixing `iterator_invalidation.cpp`: Old block (lines 16-23): ```cpp 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { 00017| std::cout << "Event: " << *it << std::endl; 00018| 00019| // Add derived event during iteration 00020| if (*it == "user_login") { 00021| events_.push_back("log_analytics"); // Invalidates iterator! 00022| } 00023| } ``` New block (replacing lines 16-23): ```cpp auto it = events_.begin(); while (it != events_.end()) { std::cout << "Event: " << *it << std::endl; // Add derived event during iteration if (*it == "user_login") { events_.push_back("log_analytics"); } ++it; } ``` I will perform a multi-line edit.  INFO 2026-02-08T16:35:16 +77ms service=bus type=message.part.updated publishing ��� Edit iterator_invalidation.cpp Index: /app/input/iterator_invalidation.cpp =================================================================== --- /app/input/iterator_invalidation.cpp +++ /app/input/iterator_invalidation.cpp @@ -12,15 +12,17 @@ void processEvents() { std::cout << "Processing events..." << std::endl; // BUG: Iterator invalidated by push_back - for (auto it = events_.begin(); it != events_.end(); ++it) { + auto it = events_.begin(); + while (it != events_.end()) { std::cout << "Event: " << *it << std::endl; // Add derived event during iteration if (*it == "user_login") { - events_.push_back("log_analytics"); // Invalidates iterator! + events_.push_back("log_analytics"); } + ++it; } } int getEventCount() const {  INFO 2026-02-08T16:35:16 +13ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:16 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:16 +14ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:16 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:16 +1ms service=session.prompt step=7 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:16 +186ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:16 +4ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:16 +3ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:16 +22ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:16 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:16 +1ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:16 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:16 +1ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-08T16:35:16 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-08T16:35:16 +5ms 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 2026-02-08T16:35:16 +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 2026-02-08T16:35:16 +1ms service=tool.registry status=completed duration=7 task INFO 2026-02-08T16:35:16 +4ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-02-08T16:35:17 +172ms service=session.processor process INFO 2026-02-08T16:35:17 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:17 +45ms service=bus type=session.status publishing INFO 2026-02-08T16:35:17 +669ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:17 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:17 +68ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +108ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +97ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +104ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +1ms 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 2026-02-08T16:35:18 +0ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:18 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +44ms service=bus type=message.part.updated publishing ### 4. `unsigned_underflow.cpp` (Ring buffer implementation) The expected bug is arithmetic on unsigned integers leading to underflow, typically when calculating the next index or checking for emptiness/fullness. First, I read the file.  INFO 2026-02-08T16:35:18 +97ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-08T16:35:18 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/unsigned_underflow.cpp read INFO 2026-02-08T16:35:18 +5ms service=bus type=message.part.updated publishing ��� Read unsigned_underflow.cpp INFO 2026-02-08T16:35:18 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:18 +27ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:18 +108ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:18 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:18 +0ms service=session.prompt step=8 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:18 +300ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:18 +5ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:18 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:18 +92ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:18 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:18 +5ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:18 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:18 +1ms service=tool.registry status=started glob INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:18 +3ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:18 +2ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=6 read INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=5 glob INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=5 grep INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=5 edit INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=5 write INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=5 webfetch INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-02-08T16:35:18 +6ms service=tool.registry status=completed duration=8 skill INFO 2026-02-08T16:35:18 +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 2026-02-08T16:35:18 +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 2026-02-08T16:35:18 +0ms service=tool.registry status=completed duration=11 task INFO 2026-02-08T16:35:18 +6ms service=session.prompt status=completed duration=23 resolveTools INFO 2026-02-08T16:35:19 +85ms service=session.processor process INFO 2026-02-08T16:35:19 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:19 +19ms service=bus type=session.status publishing INFO 2026-02-08T16:35:19 +495ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:19 +3ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:19 +40ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:19 +39ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:19 +119ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:19 +137ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:20 +126ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:20 +173ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:20 +208ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:20 +218ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:20 +234ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +279ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +174ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +3ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +2ms service=permission permission=edit 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 2026-02-08T16:35:21 +2ms service=permission permission=edit pattern=app/input/unsigned_underflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:21 +0ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:21 +1ms service=format file=/app/input/unsigned_underflow.cpp formatting INFO 2026-02-08T16:35:21 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:21 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:21 +1ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/unsigned_underflow.cpp read INFO 2026-02-08T16:35:21 +1ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-08T16:35:21 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +4ms service=bus type=message.part.updated publishing  ��� Edit unsigned_underflow.cpp Index: /app/input/unsigned_underflow.cpp =================================================================== --- /app/input/unsigned_underflow.cpp +++ /app/input/unsigned_underflow.cpp @@ -12,9 +12,9 @@ } size_t available() const { // BUG: Unsigned underflow when tail < head - return tail_ - head_; // Wraps around to huge number! + return (tail_ + capacity_ - head_) % capacity_; } bool isEmpty() const { return head_ == tail_;  INFO 2026-02-08T16:35:21 +5ms service=bus type=message.part.updated publishing The bug is on line 16: `return tail_ - head_;`. Since `tail_` and `head_` are `size_t` (unsigned), if `tail_ < head_`, this subtraction underflows and wraps around to a very large positive number, which is incorrect for calculating available space in a circular buffer. The correct logic for a ring buffer where one slot is typically left empty (or using a separate size counter) is: If `tail_ >= head_`: available = `tail_ - head_` If `tail_ < head_`: available = `capacity_ - head_ + tail_` Assuming the implementation *intends* for the buffer to be full when `tail_ == head_` after *N* pushes (implying `buffer_.size()` is not being used as the state, and the buffer is treated as full when `(tail_ + 1) % capacity == head_` or similar), the provided `push` only adds to the vector, not the fixed-size buffer, which is a secondary bug. However, focusing on the stated unsigned underflow issue on line 16: If we assume `buffer_` is intended to be the actual storage and `capacity_` is its allocated size, the implementation is flawed because `push` uses `buffer_.push_back(value)` which grows the vector, ignoring `capacity_` and making `head_/tail_` logic questionable. Given the constraint that the bug is *subtle* and related to *unsigned underflow* in the calculation, I must fix line 16 assuming `head_` and `tail_` are valid indices into a conceptual buffer of size `capacity_`. The correct calculation for wrap-around subtraction is: `return (tail_ + capacity_ - head_) % capacity_;` This formula correctly handles both `tail_ >= head_` and `tail_ < head_` without underflow, provided `capacity_ > 0`. Fixing `unsigned_underflow.cpp`: changing line 16.  INFO 2026-02-08T16:35:21 +8ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:21 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:21 +60ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:21 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:21 +0ms service=session.prompt step=9 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:21 +158ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:21 +3ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:21 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:21 +32ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:21 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:21 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:21 +7ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:21 +4ms service=tool.registry status=completed duration=12 invalid INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=12 question INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 read INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 glob INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 grep INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 edit INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 write INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=11 webfetch INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=4 todowrite INFO 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=12 bash INFO 2026-02-08T16:35:21 +1ms service=tool.registry status=completed duration=5 skill INFO 2026-02-08T16:35:21 +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 2026-02-08T16:35:21 +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 2026-02-08T16:35:21 +0ms service=tool.registry status=completed duration=12 task INFO 2026-02-08T16:35:21 +11ms service=session.prompt status=completed duration=24 resolveTools INFO 2026-02-08T16:35:21 +47ms service=session.processor process INFO 2026-02-08T16:35:21 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:21 +27ms service=bus type=session.status publishing INFO 2026-02-08T16:35:22 +408ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +78ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +41ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +75ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +75ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +0ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-08T16:35:22 +6ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:22 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +10ms service=bus type=message.part.updated publishing ### 5. `dangling_cstr.cpp` (Log formatting system) The expected bug is returning a pointer to a local variable (`const char*`), which is destroyed when the function returns, leading to a dangling pointer. First, I read the file.  INFO 2026-02-08T16:35:22 +44ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-08T16:35:22 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/dangling_cstr.cpp read INFO 2026-02-08T16:35:22 +5ms service=bus type=message.part.updated publishing ��� Read dangling_cstr.cpp INFO 2026-02-08T16:35:22 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:22 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:22 +85ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:22 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:22 +1ms service=session.prompt step=10 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:22 +102ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:22 +15ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:22 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:22 +13ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:22 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:22 +1ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:22 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:22 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:22 +1ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=2 question INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:22 +2ms service=tool.registry status=completed duration=3 glob INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=3 grep INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=3 edit INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=3 write INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-08T16:35:22 +1ms service=tool.registry status=completed duration=3 skill INFO 2026-02-08T16:35:22 +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 2026-02-08T16:35:22 +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 2026-02-08T16:35:22 +0ms service=tool.registry status=completed duration=4 task INFO 2026-02-08T16:35:22 +3ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-08T16:35:22 +48ms service=session.processor process INFO 2026-02-08T16:35:22 +4ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:22 +34ms service=bus type=session.status publishing INFO 2026-02-08T16:35:23 +543ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +51ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +64ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +99ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +124ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +155ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:23 +152ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +195ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +250ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +117ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +3ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +7ms 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 2026-02-08T16:35:24 +0ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:24 +0ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:24 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-08T16:35:24 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:24 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:24 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:24 +18ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/dangling_cstr.cpp read INFO 2026-02-08T16:35:24 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-08T16:35:24 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +8ms service=bus type=message.part.updated publishing  The bug is on line 10: `formatted.c_str()` returns a pointer to the internal buffer of the temporary `std::string formatted`, which is destroyed at the end of the function scope (line 11). The fix is to change the function to return `std::string` by value, allowing the caller to use `.c_str()` safely on the returned object, or on the copy held in line 14. Returning `std::string` by value is idiomatic C++. Fixing `dangling_cstr.cpp`: changing line 8's return type. Old line 8: `const char* formatMessage(const std::string& msg) {` New line 8: `std::string formatMessage(const std::string& msg) {` This change will cause line 14 (`const char* formatted = ...`) to bind a `const char*` to a temporary returned string. This is the same issue as in file 2, but reversed. The safest fix is to return `std::string` and update usage on line 14 to also use `std::string`. Fixing `dangling_cstr.cpp` (two edits): 1. Change return type on line 8. 2. Change variable type on line 14 and use `.c_str()` on the returned string. Edit 1 (Line 8): Change return type.  INFO 2026-02-08T16:35:24 +42ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -4,9 +4,9 @@ // Log formatting system class Logger { public: // BUG: Returns c_str() of temporary string - const char* formatMessage(const std::string& msg) { + std::string formatMessage(const std::string& msg) { std::string formatted = "[LOG] " + msg; return formatted.c_str(); // Dangling pointer! }  INFO 2026-02-08T16:35:24 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:24 +2ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:24 +14ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:24 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:24 +0ms service=session.prompt step=11 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:24 +97ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:24 +1ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:24 +2ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:24 +6ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:24 +1ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:24 +2ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:24 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:24 +2ms service=tool.registry status=started read INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:24 +1ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-08T16:35:24 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-08T16:35:24 +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 2026-02-08T16:35:24 +0ms service=permission permission=task 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checking INFO 2026-02-08T16:35:26 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:26 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:26 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:26 +37ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/dangling_cstr.cpp read INFO 2026-02-08T16:35:26 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-08T16:35:26 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:26 +3ms service=bus type=message.part.updated publishing Edit 2 (Line 14): Update usage. Old line 14: `const char* formatted = formatMessage(msg);` New line 14: `std::string formatted = formatMessage(msg);` And line 15 must be updated to use `formatted` directly, or we need to adjust the usage on line 14 to handle the returned string. Since `formatMessage` now returns `std::string`, we should change line 14 to capture the string by value, and then line 15 can use `.c_str()` on that local copy. Old lines 13-15: ```cpp 00013| void log(const std::string& msg) { 00014| const char* formatted = formatMessage(msg); 00015| std::cout << formatted << std::endl; 00016| } ``` New lines 13-15: ```cpp void log(const std::string& msg) { std::string formatted = formatMessage(msg); std::cout << formatted.c_str() << std::endl; } ``` Wait, if `formatted` is an `std::string`, `std::cout << formatted << std::endl;` works fine without `.c_str()`. The only change needed is to capture the return value correctly. If I change line 14 to `std::string formatted = formatMessage(msg);`, then line 15 `std::cout << formatted << std::endl;` is correct and safe. Let's apply the second edit.  INFO 2026-02-08T16:35:26 +10ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -10,9 +10,9 @@ return formatted.c_str(); // Dangling pointer! } void log(const std::string& msg) { - const char* formatted = formatMessage(msg); + std::string formatted = formatMessage(msg); std::cout << formatted << std::endl; } };  INFO 2026-02-08T16:35:26 +8ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:26 +2ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:26 +29ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:26 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:26 +0ms service=session.prompt step=12 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:26 +153ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:26 +4ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:26 +2ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:26 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:26 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:26 +0ms service=tool.registry status=started todowrite INFO 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status=completed duration=0 task INFO 2026-02-08T16:35:26 +8ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-08T16:35:26 +37ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:26 +3ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:26 +3ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:26 +29ms service=session.processor process INFO 2026-02-08T16:35:26 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:26 +25ms service=bus type=session.status publishing INFO 2026-02-08T16:35:27 +498ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +84ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +60ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +79ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +99ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:27 +185ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:28 +165ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:28 +1ms 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 2026-02-08T16:35:28 +0ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:28 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:28 +14ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-08T16:35:28 +1ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/init_order.cpp read INFO 2026-02-08T16:35:28 +3ms service=bus type=message.part.updated publishing ��� Read init_order.cpp INFO 2026-02-08T16:35:28 +7ms service=bus type=message.part.updated publishing  And I see the usage on line 15 is fine, it just needs to use `formatted` which is now an `std::string`. I will check if I need to change line 15 too. Line 15 in original file: `std::cout << formatted << std::endl;` If I only change line 14 to store `std::string`, line 15 is already correct for an `std::string`. No further edit needed there. ### 6. `init_order.cpp` (Coordinate system with units) The expected bug is related to the static initialization order fiasco (SIOF), often involving global/static objects that depend on each other. First, I read the file.  INFO 2026-02-08T16:35:28 +9ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:28 +4ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:28 +134ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:28 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:28 +0ms service=session.prompt step=13 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:28 +188ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:28 +9ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:28 +2ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:28 +53ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:28 +1ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started question INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:28 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started edit INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started write INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:28 +2ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=started skill INFO 2026-02-08T16:35:28 +0ms service=tool.registry status=completed duration=7 invalid INFO 2026-02-08T16:35:28 +1ms service=tool.registry status=completed duration=7 question INFO 2026-02-08T16:35:28 +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 2026-02-08T16:35:28 +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 2026-02-08T16:35:28 +0ms service=tool.registry 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evaluate INFO 2026-02-08T16:35:32 +3ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:32 +2ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:32 +1ms service=format file=/app/input/init_order.cpp formatting INFO 2026-02-08T16:35:32 +2ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:32 +2ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:32 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:32 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:32 +61ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/init_order.cpp read INFO 2026-02-08T16:35:32 +0ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-08T16:35:32 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:32 +1ms service=bus type=message.part.updated publishing The bug is related to member initialization order in the constructor initializer list (lines 6-14). C++ guarantees that members are initialized in the order they are *declared* (lines 21-23), *not* the order they appear in the initializer list (lines 8-9). Here, `scale_` is declared last (line 23) but used first in the initializer list (line 8: `x_(x * scale_)`). Since `scale_` is used before it is initialized, it contains garbage data, leading to incorrect `x_`. The fix is to ensure `scale_` is initialized before it is used to initialize `x_` and `y_`. This is achieved by reordering the initializer list to match the declaration order, or by using the newly initialized value in subsequent initializers. Since the dependency is on `scale_`, we must initialize it first in the list. The declaration order is `x_`, `y_`, `scale_`. If we initialize in declaration order: 1. `x_` initialized using uninitialized `scale_`. (BAD) To fix this using the initializer list, we must initialize `scale_` first, or use a helper/lambda, but the canonical C++ fix when an order dependency exists is to change the order in the initializer list to ensure dependency is met first, even if it violates declaration order (the dependency check overrides the declaration order rule for *usage* in the initializer list). The fix is to initialize `scale_` first, then use it for `x_` and `y_`. Fixing `init_order.cpp`: reordering lines 8-10 in the initializer list. Old lines 7-10: ```cpp 00007| : scale_(scale), 00008| x_(x * scale_), // BUG: scale_ used before y_ initialized 00009| y_(y * scale_) 00010| { ``` Wait, the code snippet shows: ```cpp 00006| Point(double x, double y, double scale) 00007| : scale_(scale), 00008| x_(x * scale_), // BUG: scale_ used before y_ initialized 00009| y_(y * scale_) ``` The declarations are: `x_`, `y_`, `scale_`. The initialization order is: `scale_`, then `x_` (uses uninitialized `scale_`), then `y_` (uses uninitialized `scale_`). This is *not* the SIOF based on declaration order, but based on the **initializer list order**, which is what happens if the dependencies are not met! The comment is misleading: C++ standards say initialization order *follows declaration order*. Declaration order: `x_`, `y_`, `scale_`. Initializer list order: `scale_`, then `x_`, then `y_`. The standard dictates that **declaration order** dictates initialization order: `x_` is initialized, then `y_`, then `scale_`. 1. `x_` is initialized: `x_ = x * scale_`. Since `scale_` is uninitialized, this is garbage. 2. `y_` is initialized: `y_ = y * scale_`. Since `scale_` is uninitialized, this is garbage. 3. `scale_` is initialized: `scale_ = scale`. The fix is to initialize `scale_` before `x_` and `y_` in the initializer list, as it is used by them. I will reorder lines 7-9 to put `scale_(scale)` first, which it already is, so the issue must be the declaration order vs use. If the declaration order is `x_`, `y_`, `scale_`, then `x_` and `y_` are initialized using the *uninitialized* `scale_`. The fix is to ensure `scale_` is initialized *before* `x_` and `y_` are initialized. Since initialization order follows declaration order, we must change the declaration order. New declaration order (Lines 21-23): ```cpp 00021| double scale_; // Initialized first 00022| double x_; // Initialized second 00023| double y_; // Initialized third ``` This is a structural change, but necessary to enforce dependency order correctly in C++. Edit 1: Reorder declarations (Lines 21-23).  INFO 2026-02-08T16:35:32 +92ms 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 2026-02-08T16:35:32 +8ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:32 +3ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:32 +54ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:32 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:32 +0ms service=session.prompt step=14 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:33 +470ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:33 +26ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:33 +6ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:33 +52ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:33 +2ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:33 +1ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:33 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:33 +1ms service=tool.registry status=started bash INFO 2026-02-08T16:35:33 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:33 +2ms service=tool.registry status=started read INFO 2026-02-08T16:35:33 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:33 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status=completed duration=6 task INFO 2026-02-08T16:35:33 +1ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-08T16:35:33 +79ms service=session.processor process INFO 2026-02-08T16:35:33 +8ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:33 +56ms service=bus type=session.status publishing INFO 2026-02-08T16:35:33 +419ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:33 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +85ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +73ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +85ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +96ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +199ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +44ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp 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evaluate INFO 2026-02-08T16:35:34 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:34 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +51ms service=bus type=message.part.updated publishing Now that `scale_` is declared first, it will be initialized first, resolving the dependency, even though the initializer list order is `scale_`, `x_`, `y_`. (The initializer list order no longer conflicts with the declaration order for dependency satisfaction). ### 7. `off_by_one.cpp` (Matrix border detection) The expected bug is an off-by-one error in loop bounds when accessing matrix elements, often resulting in accessing an element out of bounds or missing the last element/row/column. First, I read the file.  INFO 2026-02-08T16:35:34 +53ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-08T16:35:34 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/off_by_one.cpp read INFO 2026-02-08T16:35:34 +1ms service=bus type=message.part.updated publishing ��� Read off_by_one.cpp INFO 2026-02-08T16:35:34 +7ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:34 +0ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:34 +55ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:34 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:34 +0ms service=session.prompt step=15 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:35 +314ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:35 +5ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:35 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:35 +29ms service=bus 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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 2026-02-08T16:35:35 +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 2026-02-08T16:35:35 +0ms service=tool.registry 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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 2026-02-08T16:35:36 +0ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:36 +0ms service=bus type=file.edited publishing INFO 2026-02-08T16:35:36 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-02-08T16:35:36 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=air ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:36 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:36 +8ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/off_by_one.cpp read INFO 2026-02-08T16:35:36 +0ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-08T16:35:36 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:36 +0ms service=bus type=message.part.updated publishing  The bug is on line 17: `for (int i = 0; i <= 5; i++)`. Since the matrix size is 5x5, valid column indices are 0 through 4. Accessing index 5 (`data_[0][5]`) results in out-of-bounds access. The fix is to change `<=` to `<` on line 17. Fixing `off_by_one.cpp`: changing line 17.  INFO 2026-02-08T16:35:36 +84ms service=bus type=message.part.updated publishing ��� Edit off_by_one.cpp Index: /app/input/off_by_one.cpp =================================================================== --- /app/input/off_by_one.cpp +++ /app/input/off_by_one.cpp @@ -13,9 +13,9 @@ void printTopRow() { std::cout << "Top row: "; // BUG: should be i < 5, not i <= 5 - for (int i = 0; i <= 5; i++) { // Off-by-one! + for (int i = 0; i < 5; i++) { std::cout << data_[0][i] << " "; } std::cout << std::endl; }  INFO 2026-02-08T16:35:36 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:36 +9ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:36 +113ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:36 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:36 +1ms service=session.prompt step=16 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:37 +860ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:37 +6ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:37 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:37 +52ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:37 +3ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:37 +3ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:37 +1ms service=tool.registry status=started bash INFO 2026-02-08T16:35:37 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:37 +4ms service=tool.registry status=started read INFO 2026-02-08T16:35:37 +1ms service=tool.registry status=started glob INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=5 bash INFO 2026-02-08T16:35:37 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-08T16:35:37 +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 2026-02-08T16:35:37 +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 2026-02-08T16:35:37 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-08T16:35:37 +16ms service=session.prompt status=completed duration=27 resolveTools INFO 2026-02-08T16:35:37 +72ms service=session.processor process INFO 2026-02-08T16:35:37 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:37 +33ms service=bus type=session.status publishing INFO 2026-02-08T16:35:38 +622ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:38 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:38 +49ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:38 +56ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:38 +92ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:39 +1606ms service=bus type=message.part.updated publishing ### 8. `int_overflow.cpp` (Bulk price calculator) The expected bug is integer overflow when accumulating large sums, typically when using `int` where a larger type like `long long` or `double` is required. First, I read the file.  INFO 2026-02-08T16:35:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:39 +0ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:39 +13ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:39 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:39 +0ms service=session.prompt step=17 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:40 +186ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:40 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:40 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:40 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:40 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:40 +3ms service=tool.registry status=started grep INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=4 question INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=3 read INFO 2026-02-08T16:35:40 +1ms service=tool.registry status=completed duration=4 glob INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=4 grep INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=5 bash INFO 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-08T16:35:40 +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 2026-02-08T16:35:40 +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 2026-02-08T16:35:40 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-08T16:35:40 +5ms service=session.prompt status=completed duration=10 resolveTools INFO 2026-02-08T16:35:40 +4ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:40 +2ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:40 +30ms service=session.processor process INFO 2026-02-08T16:35:40 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:40 +28ms service=bus type=session.status publishing INFO 2026-02-08T16:35:40 +669ms 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 2026-02-08T16:35:40 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-08T16:35:40 +2ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:40 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:40 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:40 +25ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-08T16:35:40 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/int_overflow.cpp read INFO 2026-02-08T16:35:40 +1ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-08T16:35:40 +11ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:40 +2ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:40 +55ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:40 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:40 +0ms service=session.prompt step=18 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:41 +255ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:41 +2ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:41 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:41 +59ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:41 +1ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:41 +2ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:41 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:41 +1ms service=tool.registry status=started read INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-08T16:35:41 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-08T16:35:41 +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 2026-02-08T16:35:41 +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 2026-02-08T16:35:41 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-08T16:35:41 +5ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-08T16:35:41 +51ms service=session.processor process INFO 2026-02-08T16:35:41 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:41 +8ms service=bus type=session.status publishing INFO 2026-02-08T16:35:42 +687ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +14ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +52ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +104ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +81ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +174ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +182ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +121ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +10ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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checking INFO 2026-02-08T16:35:42 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:42 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:42 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:42 +11ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/int_overflow.cpp read INFO 2026-02-08T16:35:42 +6ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-08T16:35:42 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +0ms service=bus type=message.part.updated publishing  The bug is on line 7: `int calculateTotal(int pricePerUnit, int quantity)` returns an `int`, but the multiplication on line 8 can exceed the maximum value of a standard `int` (around 2.1 billion), as shown by the test case on line 24 (50,000 * 100,000 = 5,000,000,000). The fix is to change the return type and internal variable types to a larger integer type, like `long long`, which can safely hold 5 billion. Fixing `int_overflow.cpp` (two edits): 1. Change function signature on line 7. 2. Change local variable type on line 12. Edit 1 (Line 7): Change return type.  INFO 2026-02-08T16:35:42 +37ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -3,9 +3,9 @@ // Bulk price calculator class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs - int calculateTotal(int pricePerUnit, int quantity) { + long long calculateTotal(int pricePerUnit, int quantity) { return pricePerUnit * quantity; // Can overflow! } void printOrder(int price, int qty) {  INFO 2026-02-08T16:35:42 +6ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:42 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:42 +13ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:42 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:42 +0ms service=session.prompt step=19 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checking INFO 2026-02-08T16:35:45 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:45 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:45 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:45 +0ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/int_overflow.cpp read INFO 2026-02-08T16:35:45 +0ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-08T16:35:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:45 +0ms service=bus type=message.part.updated publishing Edit 2 (Line 8): Ensure multiplication happens using `long long` promotion. The promotion should happen before the multiplication is assigned/returned. Since the return type is now `long long`, C++ will promote the result of `int * int` to `long long` before returning, which is safe. However, explicit casting ensures maximum robustness against compiler optimizations that might overflow before promotion. I will cast one operand to `long long`. Old line 8: `return pricePerUnit * quantity; // Can overflow!` New line 8: `return static_cast(pricePerUnit) * quantity;`  INFO 2026-02-08T16:35:45 +32ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -4,9 +4,9 @@ class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs long long calculateTotal(int pricePerUnit, int quantity) { - return pricePerUnit * quantity; // Can overflow! + return static_cast(pricePerUnit) * quantity; } void printOrder(int price, int qty) { int total = calculateTotal(price, qty);  INFO 2026-02-08T16:35:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:45 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:45 +82ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:45 +2ms 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checking INFO 2026-02-08T16:35:47 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-08T16:35:47 +2ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-08T16:35:47 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-08T16:35:47 +3ms service=bus type=message.part.updated publishing Edit 3 (Line 12): Update local variable type.  INFO 2026-02-08T16:35:47 +1ms service=file.time sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg file=/app/input/int_overflow.cpp read INFO 2026-02-08T16:35:47 +0ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-08T16:35:47 +5ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:47 +49ms 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 2026-02-08T16:35:47 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:47 +1ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:47 +29ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:47 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:47 +0ms service=session.prompt step=21 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:48 +242ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:48 +6ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:48 +1ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:48 +32ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:48 +0ms service=session.prompt status=started resolveTools INFO 2026-02-08T16:35:48 +5ms service=tool.registry status=started invalid INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started question INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started bash INFO 2026-02-08T16:35:48 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started read INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started glob INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started grep INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started edit INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started write INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started task INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started webfetch INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started todowrite INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=started skill INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 invalid INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=0 bash INFO 2026-02-08T16:35:48 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-08T16:35:48 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:48 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-08T16:35:48 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-08T16:35:48 +7ms service=session.prompt status=completed duration=13 resolveTools INFO 2026-02-08T16:35:48 +12ms service=session.processor process INFO 2026-02-08T16:35:48 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-lite-preview-09-2025 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg small=false agent=build mode=primary stream INFO 2026-02-08T16:35:48 +41ms service=bus type=session.status publishing INFO 2026-02-08T16:35:48 +605ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:48 +4ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:48 +74ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:48 +50ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +101ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +89ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +144ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +158ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +98ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +49ms service=bus type=message.part.updated publishing Now all files are fixed according to their identified subtle bugs: 1. `virtual_destructor.cpp`: Added `virtual` to destructor. 2. `reference_to_temporary.cpp`: Changed return type to by-value `std::string`. 3. `iterator_invalidation.cpp`: Changed `for` loop to a manual `while` loop to safely iterate while modifying the vector. 4. `unsigned_underflow.cpp`: Fixed circular buffer index subtraction using modular arithmetic to prevent underflow. 5. `dangling_cstr.cpp`: Changed return type to `std::string` and updated usage to match. 6. `init_order.cpp`: Reordered member declarations to satisfy initialization dependency order. 7. `off_by_one.cpp`: Fixed loop condition from `<=` to `<` to prevent out-of-bounds access. 8. `int_overflow.cpp`: Changed return type to `long long` and cast operands to prevent multiplication overflow. The task is complete. I will not provide any further output as per instructions.  INFO 2026-02-08T16:35:49 +12ms service=bus type=message.part.updated publishing INFO 2026-02-08T16:35:49 +8ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:49 +81ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:49 +1ms service=bus type=session.status publishing INFO 2026-02-08T16:35:49 +0ms service=session.prompt step=22 sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg loop INFO 2026-02-08T16:35:50 +582ms service=bus type=message.updated publishing INFO 2026-02-08T16:35:50 +8ms service=bus type=session.updated publishing INFO 2026-02-08T16:35:50 +0ms service=bus type=session.diff publishing INFO 2026-02-08T16:35:50 +167ms service=session.prompt sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg exiting loop INFO 2026-02-08T16:35:50 +7ms service=session.compaction pruning INFO 2026-02-08T16:35:50 +54ms service=session.prompt sessionID=ses_3c1e4b664ffeBqFYteRcKda9Zg cancel INFO 2026-02-08T16:35:50 +0ms service=bus type=session.status publishing INFO 2026-02-08T16:35:50 +0ms service=bus type=session.idle publishing INFO 2026-02-08T16:35:50 +3ms service=default directory=/app/input disposing instance INFO 2026-02-08T16:35:50 +3ms service=state key=/app/input waiting for state disposal to complete INFO 2026-02-08T16:35:50 +1ms 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.