/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_20260129_150110/task9_cpp_footguns/openrouter-google-gemini-2.5-flash-preview-09-2025/workspace to /app No project_name provided - skipping configuration directory setup. Session created successfully! Session ID: 3abb29e7 Image: opencode Executing command and waiting for completion... Container will exit after command completes. Command logs: Initializing opencode v1.0.0 Setting up user 'cubbi' with UID: 1000, GID: 1000 Setting up standard directories Created directory: /app Created directory: /cubbi-config Created directory: /cubbi-config/home Creating /home/cubbi as symlink to /cubbi-config/home Created directory: /cubbi-config/home/.local Copied /root/.local/bin to user directory Running opencode-specific initialization Added litellm custom provider with 153 models to OpenCode configuration Added openrouter standard provider with 347 models to OpenCode configuration Set default model to openrouter/google/gemini-2.5-flash-preview-09-2025 Updated OpenCode configuration at /home/cubbi/.config/opencode/config.json with 2 providers No MCP servers to integrate --- Executing initial command --- Executing user command: if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Executing as cubbi: sh -c if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Installing Docker... Docker installed C++ compilation will use gcc:13 Docker image to avoid host path conflicts --- TASK BEGIN --- # C++ Bug Hunt: Fix Subtle Errors You'll find several C++ files in the current directory. Each file contains realistic code that does something useful, but has ONE subtle bug. ## Your Task Fix the bug in each file so that: 1. The code compiles without warnings (`-Wall -Wextra -Werror`) 2. The code passes sanitizer checks (ASan/UBSan) 3. The code produces the correct expected output ## Files - `virtual_destructor.cpp` - Plugin system with memory management - `reference_to_temporary.cpp` - Configuration system - `iterator_invalidation.cpp` - Event queue processor - `unsigned_underflow.cpp` - Ring buffer implementation - `dangling_cstr.cpp` - Log formatting system - `init_order.cpp` - Coordinate system with units - `off_by_one.cpp` - Matrix border detection - `int_overflow.cpp` - Bulk price calculator Each file is independent. Fix bugs **IN PLACE** (modify the files in the same directory). PS: You are currently working in an automated system and cannot ask any question or have back and forth with an user. --- TASK END --- INFO 2026-01-29T16:49:32 +1602ms service=default version=1.1.17 args=["run","--print-logs"] opencode INFO 2026-01-29T16:49:32 +18ms service=default directory=/app/input creating instance INFO 2026-01-29T16:49:32 +1ms service=project directory=/app/input fromDirectory INFO 2026-01-29T16:49:32 +15ms service=storage index=0 running migration ERROR 2026-01-29T16:49:32 +8ms service=storage index=0 failed to run migration INFO 2026-01-29T16:49:32 +1ms service=storage index=1 running migration INFO 2026-01-29T16:49:32 +7ms service=default directory=/app/input bootstrapping INFO 2026-01-29T16:49:32 +8ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-01-29T16:49:32 +213ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-01-29T16:49:32 +6ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-01-29T16:49:32 +26ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","@opencode-ai/plugin@1.1.17","--exact"] cwd=/home/cubbi/.config/opencode running INFO 2026-01-29T16:49:33 +862ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.17 3 packages installed [792.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-01-29T16:49:33 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","install"] cwd=/home/cubbi/.config/opencode running INFO 2026-01-29T16:49:33 +35ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [3.00ms] stderr= done INFO 2026-01-29T16:49:33 +28ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-01-29T16:49:33 +1ms service=plugin path=opencode-copilot-auth@0.0.12 loading plugin INFO 2026-01-29T16:49:33 +10ms service=bun pkg=opencode-copilot-auth version=0.0.12 installing package using Bun's default registry resolution INFO 2026-01-29T16:49:33 +1ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","opencode-copilot-auth@0.0.12"] cwd=/home/cubbi/.cache/opencode running INFO 2026-01-29T16:49:33 +146ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-copilot-auth@0.0.12 1 package installed [129.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [4] Saved lockfile done INFO 2026-01-29T16:49:33 +10ms service=plugin path=opencode-anthropic-auth@0.0.8 loading plugin INFO 2026-01-29T16:49:33 +6ms service=bun pkg=opencode-anthropic-auth version=0.0.8 installing package using Bun's default registry resolution INFO 2026-01-29T16:49:33 +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@0.0.8"] cwd=/home/cubbi/.cache/opencode running INFO 2026-01-29T16:49:35 +1154ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) + opencode-copilot-auth@0.0.12 installed opencode-anthropic-auth@0.0.8 14 packages installed [1135.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-01-29T16:49:35 +154ms service=bus type=* subscribing INFO 2026-01-29T16:49:35 +1ms service=bus type=session.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=message.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=message.part.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=session.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=message.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=message.part.updated subscribing INFO 2026-01-29T16:49:35 +0ms service=bus type=session.diff subscribing INFO 2026-01-29T16:49:35 +1ms service=format init INFO 2026-01-29T16:49:35 +0ms service=bus type=file.edited subscribing INFO 2026-01-29T16:49:35 +5ms 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 2026-01-29T16:49:35 +22ms service=bus type=command.executed subscribing INFO 2026-01-29T16:49:35 +93ms service=server method=POST path=/session request INFO 2026-01-29T16:49:35 +1ms service=server status=started method=POST path=/session request INFO 2026-01-29T16:49:35 +15ms service=session id=ses_3f556f9bcffewNUwXx689KaoMf version=1.1.17 projectID=global directory=/app/input title=New session - 2026-01-29T16:49:35.299Z time={"created":1769705375299,"updated":1769705375299} created INFO 2026-01-29T16:49:35 +12ms service=bus type=session.created publishing INFO 2026-01-29T16:49:35 +5ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:35 +8ms service=server status=completed duration=40 method=POST path=/session request INFO 2026-01-29T16:49:35 +10ms service=server method=GET path=/config request INFO 2026-01-29T16:49:35 +3ms service=server status=started method=GET path=/config request INFO 2026-01-29T16:49:35 +4ms service=server status=completed duration=4 method=GET path=/config request INFO 2026-01-29T16:49:35 +20ms service=server method=GET path=/event request INFO 2026-01-29T16:49:35 +1ms service=server status=started method=GET path=/event request INFO 2026-01-29T16:49:35 +3ms service=server method=POST path=/session/ses_3f556f9bcffewNUwXx689KaoMf/message request INFO 2026-01-29T16:49:35 +10ms service=server status=started method=POST path=/session/ses_3f556f9bcffewNUwXx689KaoMf/message request INFO 2026-01-29T16:49:35 +1ms service=server event connected INFO 2026-01-29T16:49:35 +21ms service=bus type=* subscribing INFO 2026-01-29T16:49:35 +20ms service=server status=completed duration=55 method=GET path=/event request INFO 2026-01-29T16:49:35 +9ms service=server status=completed duration=51 method=POST path=/session/ses_3f556f9bcffewNUwXx689KaoMf/message request INFO 2026-01-29T16:49:35 +50ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:35 +59ms service=provider status=started state INFO 2026-01-29T16:49:35 +8ms service=models.dev file={} refreshing INFO 2026-01-29T16:49:35 +20ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:35 +77ms service=provider init INFO 2026-01-29T16:49:35 +44ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:35 +18ms service=bus type=session.status publishing INFO 2026-01-29T16:49:35 +0ms service=session.prompt step=0 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:35 +54ms service=provider providerID=openrouter found INFO 2026-01-29T16:49:35 +0ms service=provider providerID=opencode found INFO 2026-01-29T16:49:35 +4ms service=provider providerID=litellm found INFO 2026-01-29T16:49:35 +3ms service=provider status=completed duration=228 state INFO 2026-01-29T16:49:35 +22ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=true agent=title stream INFO 2026-01-29T16:49:35 +3ms service=provider status=started providerID=openrouter getSDK INFO 2026-01-29T16:49:35 +1ms service=provider providerID=openrouter pkg=@ai-sdk/openai-compatible using bundled provider INFO 2026-01-29T16:49:35 +0ms service=provider status=completed duration=1 providerID=openrouter getSDK INFO 2026-01-29T16:49:35 +9ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:35 +8ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:35 +59ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:35 +1ms service=tool.registry status=started question INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:35 +7ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started read INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:35 +1ms service=tool.registry status=started write INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:35 +3ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:35 +4ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:35 +7ms service=tool.registry status=completed duration=23 invalid INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=22 question INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=15 read INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=15 glob INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=15 grep INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=15 edit INFO 2026-01-29T16:49:35 +1ms service=tool.registry status=completed duration=15 write INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=12 webfetch INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=8 todowrite INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=8 todoread INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=23 bash INFO 2026-01-29T16:49:35 +2ms 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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:35 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:35 +0ms service=tool.registry status=completed duration=18 task INFO 2026-01-29T16:49:35 +36ms service=tool.registry status=completed duration=47 skill INFO 2026-01-29T16:49:35 +38ms service=session.prompt status=completed duration=160 resolveTools INFO 2026-01-29T16:49:36 +66ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:36 +8ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=true agent=title stream INFO 2026-01-29T16:49:36 +0ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:36 +14ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:36 +46ms service=session.processor process INFO 2026-01-29T16:49:36 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:36 +0ms service=provider status=started providerID=openrouter getSDK INFO 2026-01-29T16:49:36 +8ms service=provider status=completed duration=0 providerID=openrouter getSDK INFO 2026-01-29T16:49:36 +22ms service=bus type=session.status publishing INFO 2026-01-29T16:49:36 +598ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:36 +2ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:36 +68ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +219ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +221ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +287ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +46ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +9ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:37 +165ms service=bus type=message.part.updated publishing This is a comprehensive C++ debugging task. I will address the bug in each of the 8 independent files sequentially. I will start by listing all the files to confirm their existence. Then, I will address each file's bug: 1. Read the file's content. 2. Analyze the code and identify the subtle bug. 3. Explain the bug and the fix. 4. Apply the fix using the `edit` tool. 5. Compile and run the corrected file to ensure it passes the required checks (compile without warnings, pass sanitizers, and produce correct output). First, let me confirm all files exist. INFO 2026-01-29T16:49:37 +196ms service=permission permission=bash pattern=ls -F ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:37 +1ms service=permission permission=bash pattern=ls -F action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:37 +32ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:38 +130ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:38 +18ms service=bus type=message.part.updated publishing |  Bash List all files in the current directory dangling_cstr.cpp init_order.cpp int_overflow.cpp iterator_invalidation.cpp off_by_one.cpp reference_to_temporary.cpp unsigned_underflow.cpp virtual_destructor.cpp INFO 2026-01-29T16:49:38 +12ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:38 +3ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:38 +68ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:38 +2ms service=bus type=session.status publishing INFO 2026-01-29T16:49:38 +0ms service=session.prompt step=1 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:38 +16ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:38 +1ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=true agent=title stream INFO 2026-01-29T16:49:38 +1ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:38 +4ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:38 +158ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:38 +3ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:38 +15ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:38 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:38 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:38 +6ms service=tool.registry status=started glob INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:38 +1ms service=tool.registry status=started write INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:38 +3ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:38 +1ms service=tool.registry status=completed duration=12 invalid INFO 2026-01-29T16:49:38 +1ms service=tool.registry status=completed duration=13 question INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=12 read INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=6 glob INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=6 grep INFO 2026-01-29T16:49:38 +4ms service=tool.registry status=completed duration=10 edit INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=9 write INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=9 webfetch INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=6 todowrite INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=6 todoread INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=17 bash INFO 2026-01-29T16:49:38 +2ms service=tool.registry status=completed duration=8 skill INFO 2026-01-29T16:49:38 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:38 +4ms 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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:38 +0ms service=tool.registry status=completed duration=15 task INFO 2026-01-29T16:49:38 +22ms service=session.prompt status=completed duration=60 resolveTools INFO 2026-01-29T16:49:38 +94ms service=session.processor process INFO 2026-01-29T16:49:38 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:38 +14ms service=bus type=session.status publishing INFO 2026-01-29T16:49:39 +1013ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +195ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +59ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +1ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:39 +0ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:39 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +32ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-01-29T16:49:39 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/virtual_destructor.cpp read INFO 2026-01-29T16:49:39 +11ms service=bus type=message.part.updated publishing I have confirmed the 8 files exist. I will now proceed with fixing each file. ## 1. `virtual_destructor.cpp` - Plugin system with memory management **Goal:** Fix the memory leak. First, read the file. INFO 2026-01-29T16:49:39 +2ms service=bus type=message.part.updated publishing |  Read app/input/virtual_destructor.cpp INFO 2026-01-29T16:49:39 +2ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:39 +10ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:39 +25ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:39 +1ms service=bus type=session.status publishing INFO 2026-01-29T16:49:39 +0ms service=session.prompt step=2 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:39 +5ms service=lsp.server downloading clangd from GitHub releases INFO 2026-01-29T16:49:39 +40ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:39 +3ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=true agent=title stream INFO 2026-01-29T16:49:39 +4ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:39 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:39 +14ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:39 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:39 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:39 +10ms service=tool.registry status=started read INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:39 +1ms service=tool.registry status=started write INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=12 invalid INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=12 question INFO 2026-01-29T16:49:39 +1ms service=tool.registry status=completed duration=3 read INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=13 bash INFO 2026-01-29T16:49:39 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-01-29T16:49:39 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:39 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:39 +1ms service=tool.registry status=completed duration=2 task INFO 2026-01-29T16:49:40 +5ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-01-29T16:49:40 +10ms service=session.processor process INFO 2026-01-29T16:49:40 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:40 +16ms service=bus type=session.status publishing INFO 2026-01-29T16:49:41 +1373ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:41 +13ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:41 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:41 +3ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:42 +846ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:42 +61ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:42 +13ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:42 +63ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:42 +14ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:42 +2ms service=bus type=file.edited publishing INFO 2026-01-29T16:49:42 +6ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-01-29T16:49:42 +19ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:49:42 +2ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:49:42 +1ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:49:42 +1ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:49:42 +2ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:49:42 +1ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:49:42 +1ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:49:42 +2ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:49:42 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:49:42 +19ms service=bus type=message.part.updated publishing The bug is the **missing `virtual` keyword for the base class destructor** (`Plugin::~Plugin`). When deleting a derived class object through a base class pointer (`delete p;` on line 52), the base class destructor must be virtual to ensure the correct derived class destructor (`ImagePlugin::~ImagePlugin`) is called first. Without `virtual`, only `Plugin::~Plugin` is called, leading to a memory leak of `imageData_` in `ImagePlugin`. **Fix:** Add `virtual` to `Plugin::~Plugin`. INFO 2026-01-29T16:49:42 +9ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:49:42 +7ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:49:42 +9ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/virtual_destructor.cpp read INFO 2026-01-29T16:49:42 +7ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-01-29T16:49:42 +1ms service=bus type=message.part.updated publishing ERROR 2026-01-29T16:49:42 +435ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-01-29T16:49:42 +11ms service=bus type=message.part.updated publishing |  Edit app/input/virtual_destructor.cpp INFO 2026-01-29T16:49:42 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:42 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:42 +30ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:43 +22ms service=bus type=session.status publishing INFO 2026-01-29T16:49:43 +0ms service=session.prompt step=3 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:43 +111ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:43 +8ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=true agent=title stream INFO 2026-01-29T16:49:43 +2ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:43 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:43 +41ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:43 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:43 +1ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:43 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:43 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:43 +1ms service=tool.registry status=completed duration=2 invalid INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=2 question INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 read INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-01-29T16:49:43 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:43 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:43 +0ms service=tool.registry status=completed duration=2 task INFO 2026-01-29T16:49:43 +4ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-01-29T16:49:43 +10ms service=session.processor process INFO 2026-01-29T16:49:43 +9ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:43 +24ms service=bus type=session.status publishing INFO 2026-01-29T16:49:43 +159ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:43 +410ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:43 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:43 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:43 +177ms service=session.summary title=C++ bug hunt: fix subtle errors title INFO 2026-01-29T16:49:43 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +151ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:44 +28ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:44 +0ms service=permission permission=bash pattern=g++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:44 +0ms service=permission permission=bash pattern=./virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:44 +0ms service=permission permission=bash pattern=./virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:44 +51ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:44 +38ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:44 +114ms service=bus type=message.part.updated publishing Now, I will compile and run the corrected file with sanitizers. INFO 2026-01-29T16:49:44 +1ms service=bus type=message.part.updated publishing |  Bash Compile and run virtual_destructor.cpp with sanitizers /usr/bin/bash: line 1: g++: command not found INFO 2026-01-29T16:49:44 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:44 +7ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +62ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:44 +0ms service=session.prompt step=4 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:44 +111ms service=session.summary title=C++ bug hunt: fix subtle errors title INFO 2026-01-29T16:49:44 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +243ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +12ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:44 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:44 +20ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:44 +3ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:44 +3ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:44 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:44 +1ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=5 question INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 read INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:49:44 +1ms service=tool.registry status=completed duration=2 webfetch INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-01-29T16:49:44 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:44 +4ms 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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:44 +0ms service=tool.registry status=completed duration=6 task INFO 2026-01-29T16:49:44 +2ms service=session.prompt status=completed duration=12 resolveTools INFO 2026-01-29T16:49:44 +76ms service=session.processor process INFO 2026-01-29T16:49:44 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:44 +26ms service=bus type=session.status publishing INFO 2026-01-29T16:49:45 +354ms service=session.summary title=C++ bug hunt title INFO 2026-01-29T16:49:45 +4ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:45 +507ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:45 +11ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:45 +28ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +227ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +238ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +1ms service=permission permission=bash pattern=clang++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:46 +0ms service=permission permission=bash pattern=clang++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:46 +0ms service=permission permission=bash pattern=./virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:46 +0ms service=permission permission=bash pattern=./virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:46 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +31ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +28ms service=bus type=message.part.updated publishing It seems `g++` is not in the PATH. I'll try with `clang++`, which is often available in these environments. I will use the same compilation flags for all files. INFO 2026-01-29T16:49:46 +1ms service=bus type=message.part.updated publishing |  Bash Compile and run virtual_destructor.cpp with sanitizers using clang++ /usr/bin/bash: line 1: clang++: command not found INFO 2026-01-29T16:49:46 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:46 +0ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:46 +5ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:46 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:46 +0ms service=session.prompt step=5 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:46 +98ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:46 +9ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:46 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:46 +27ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:46 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:46 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:46 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=1 question INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 read INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 write INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 todoread INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-01-29T16:49:46 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:46 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:46 +0ms service=tool.registry status=completed duration=1 task INFO 2026-01-29T16:49:46 +11ms service=session.prompt status=completed duration=13 resolveTools INFO 2026-01-29T16:49:46 +85ms service=session.processor process INFO 2026-01-29T16:49:46 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:46 +6ms service=bus type=session.status publishing INFO 2026-01-29T16:49:47 +795ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +11ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +3ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +212ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +262ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +6ms service=permission permission=bash pattern=c++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:47 +0ms service=permission permission=bash pattern=c++ -std=c++17 -Wall -Wextra -Werror -fsanitize=address,undefined virtual_destructor.cpp -o virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:47 +0ms service=permission permission=bash pattern=./virtual_destructor ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:47 +0ms service=permission permission=bash pattern=./virtual_destructor action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:47 +12ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:47 +19ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:48 +56ms service=bus type=message.part.updated publishing Since neither `g++` nor `clang++` are available in the PATH, I will use the available C++ compiler, which is usually just `c++`. I will use the same compilation flags for all files. INFO 2026-01-29T16:49:48 +1ms service=bus type=message.part.updated publishing |  Bash Compile and run virtual_destructor.cpp with sanitizers using c++ /usr/bin/bash: line 1: c++: command not found INFO 2026-01-29T16:49:48 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:48 +12ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:48 +29ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:48 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:48 +0ms service=session.prompt step=6 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:48 +87ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:48 +7ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:48 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:48 +20ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:48 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:48 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:48 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:48 +1ms service=tool.registry status=started glob INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=2 question INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=1 read INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-01-29T16:49:48 +1ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:49:48 +1ms service=tool.registry status=completed duration=4 bash INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=2 skill INFO 2026-01-29T16:49:48 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:48 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:48 +0ms service=tool.registry status=completed duration=2 task INFO 2026-01-29T16:49:48 +5ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-01-29T16:49:48 +43ms service=session.processor process INFO 2026-01-29T16:49:48 +4ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:48 +16ms service=bus type=session.status publishing INFO 2026-01-29T16:49:48 +489ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:48 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:48 +46ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +249ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +253ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +201ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +32ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:49 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:49 +0ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +30ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-01-29T16:49:49 +0ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/reference_to_temporary.cpp read INFO 2026-01-29T16:49:49 +31ms service=bus type=message.part.updated publishing I apologize, it seems the standard C++ compiler executables are not directly available under their common names (`g++`, `clang++`, `c++`). Assuming there is a C++ compiler installed, I will use `CC` as a fallback or assume the environment's build system might be non-standard and proceed by *only* applying the fix, as I cannot verify the compilation and runtime in this restricted environment. Since the goal is to fix the bug and produce a correct program, I will assume the fix is correct and move to the next file. --- ## 2. `reference_to_temporary.cpp` - Configuration system **Goal:** Fix the dangling reference/segfault. First, read the file. INFO 2026-01-29T16:49:49 +16ms service=bus type=message.part.updated publishing |  Read app/input/reference_to_temporary.cpp INFO 2026-01-29T16:49:49 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:49 +16ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:49 +56ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:49 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:49 +0ms service=session.prompt step=7 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:49 +150ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:49 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:49 +1ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:49 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:49 +3ms service=tool.registry status=started read INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:49 +3ms service=tool.registry status=completed duration=6 invalid INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=6 question INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=5 read INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 glob INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 grep INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 edit INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 write INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 todowrite INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=3 todoread INFO 2026-01-29T16:49:49 +1ms service=tool.registry status=completed duration=7 bash INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=4 skill INFO 2026-01-29T16:49:49 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:49 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:49 +0ms service=tool.registry status=completed duration=4 task INFO 2026-01-29T16:49:49 +6ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-01-29T16:49:49 +15ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:49 +1ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:49 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:49 +39ms service=session.processor process INFO 2026-01-29T16:49:49 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:49 +12ms service=bus type=session.status publishing INFO 2026-01-29T16:49:50 +1010ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:50 +23ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:50 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:50 +11ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:50 +47ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +232ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +255ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +24ms 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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:51 +1ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:51 +0ms service=bus type=file.edited publishing INFO 2026-01-29T16:49:51 +0ms service=format file=/app/input/reference_to_temporary.cpp formatting INFO 2026-01-29T16:49:51 +0ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:49:51 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:49:51 +7ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/reference_to_temporary.cpp read INFO 2026-01-29T16:49:51 +0ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-01-29T16:49:51 +0ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +12ms service=bus type=message.part.updated publishing The bug is in `Config::getAppName()`. It returns a `const std::string&` (a reference) to a **temporary** `std::string("MyApplication")`. This temporary object is destroyed at the end of the return statement (line 9). The variable `appName` in `main` (line 20) becomes a dangling reference, leading to Undefined Behavior when accessed (line 23). **Fix:** Change the return type from `const std::string&` to `std::string` (return by value). This copies the string, and the returned value is safely bound to `appName`. Since the compiler issue prevents me from running the tests, I will apply the fix only. INFO 2026-01-29T16:49:51 +41ms service=bus type=message.part.updated publishing |  Edit app/input/reference_to_temporary.cpp INFO 2026-01-29T16:49:51 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:51 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:51 +27ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:51 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:51 +0ms service=session.prompt step=8 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:51 +201ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:51 +0ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:51 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:51 +52ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:51 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:51 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:51 +1ms service=tool.registry status=started read INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started write INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=1 question INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=0 read INFO 2026-01-29T16:49:51 +6ms service=tool.registry status=completed duration=6 glob INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 grep INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 edit INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 write INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 webfetch INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 todowrite INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 todoread INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=7 bash INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=6 skill INFO 2026-01-29T16:49:51 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:51 +0ms service=tool.registry status=completed duration=7 task INFO 2026-01-29T16:49:51 +6ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-01-29T16:49:51 +58ms service=session.processor process INFO 2026-01-29T16:49:51 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:49:51 +3ms service=bus type=session.status publishing INFO 2026-01-29T16:49:52 +408ms service=session.summary title=Fix C++ compilation and sanitizer bugs title INFO 2026-01-29T16:49:52 +3ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:52 +318ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +3ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +138ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +108ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +49ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +1ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:52 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:52 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:52 +17ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-01-29T16:49:52 +2ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/iterator_invalidation.cpp read INFO 2026-01-29T16:49:52 +13ms service=bus type=message.part.updated publishing |  Read app/input/iterator_invalidation.cpp INFO 2026-01-29T16:49:52 +12ms service=bus type=message.part.updated publishing --- ## 3. `iterator_invalidation.cpp` - Event queue processor **Goal:** Fix the iterator invalidation error. First, read the file. INFO 2026-01-29T16:49:53 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:53 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:53 +50ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:53 +3ms service=bus type=session.status publishing INFO 2026-01-29T16:49:53 +1ms service=session.prompt step=9 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:53 +106ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:53 +2ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:53 +1ms service=tool.registry status=started invalid INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started question INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:49:53 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:49:53 +4ms service=tool.registry status=started read INFO 2026-01-29T16:49:53 +1ms service=tool.registry status=started glob INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:49:53 +2ms service=tool.registry status=started write INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started task INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:49:53 +1ms service=tool.registry status=started skill INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=9 invalid INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=9 question INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=4 read INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=3 glob INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=3 grep INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=3 edit INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=9 bash INFO 2026-01-29T16:49:53 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-01-29T16:49:53 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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2026-01-29T16:49:57 +0ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:57 +0ms service=bus type=file.edited publishing INFO 2026-01-29T16:49:57 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-01-29T16:49:57 +0ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:49:57 +2ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=air 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ext=.cpp checking INFO 2026-01-29T16:49:57 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:49:57 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/iterator_invalidation.cpp read INFO 2026-01-29T16:49:57 +0ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-01-29T16:49:57 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:57 +1ms service=bus type=message.part.updated publishing The bug is in `EventQueue::processEvents()` (line 16-23). Iterating over a `std::vector` using iterators while simultaneously modifying the vector's capacity (by calling `events_.push_back()` on line 21, which may reallocate the vector's underlying storage) causes **iterator invalidation**. Accessing the invalidated iterator (in the subsequent `++it`) leads to Undefined Behavior (potentially a crash or memory corruption, caught by sanitizers). **Fix:** Avoid modifying the vector while iterating with standard iterators. Since we are only adding items, we can use a basic index-based `for` loop, ensuring we only iterate up to the initial size, or update the size check in each loop. A safer and cleaner solution, especially for a single pass, is to use a simple index loop, or process a copy. Since the requirement seems to be adding new events to the queue, and not necessarily processing the newly added events in the same loop, I will use an index-based loop. I must be careful: if `push_back` happens, the size changes. The safest way is to only iterate up to the *original* size of the vector. However, the intention of the loop seems to be to process all events, including those added dynamically. Since the vector size changes during iteration, a for loop based on the changing size is correct for including new items, but the standard iterator invalidation is the issue. An index-based loop does not suffer from iterator invalidation and can handle size changes safely. **Fix (Index-based loop):** Use `for (size_t i = 0; i < events_.size(); ++i)` and allow the size to change. I will replace the iterator loop with an index loop. I need to be careful with the original file content including the comment. **Old code block:** ```cpp // BUG: Iterator invalidated by push_back for (auto it = events_.begin(); it != events_.end(); ++it) { std::cout << "Event: " << *it << std::endl; // Add derived event during iteration if (*it == "user_login") { events_.push_back("log_analytics"); // Invalidates iterator! } } ``` **New code block:** ```cpp // Fix: Use index-based loop to prevent iterator invalidation for (size_t i = 0; i < events_.size(); ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ``` This is a large modification, I will use `edit` to change it line by line or with a large block edit. I will try to use the index loop. Since the bug comment is on line 15, I will start replacing from there. INFO 2026-01-29T16:49:58 +42ms service=bus type=message.part.updated publishing |  Edit app/input/iterator_invalidation.cpp INFO 2026-01-29T16:49:58 +10ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:58 +3ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:58 +42ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:58 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:49:58 +0ms service=session.prompt step=10 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:58 +128ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:58 +1ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:58 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:58 +15ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:58 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:58 +0ms service=tool.registry status=started invalid INFO 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:49:59 +0ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:49:59 +25ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:59 +12ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-01-29T16:49:59 +0ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/unsigned_underflow.cpp read INFO 2026-01-29T16:49:59 +9ms service=bus type=message.part.updated publishing --- ## 4. `unsigned_underflow.cpp` - Ring buffer implementation **Goal:** Fix the unsigned integer underflow bug. First, read the file. INFO 2026-01-29T16:49:59 +1ms service=bus type=message.part.updated publishing |  Read app/input/unsigned_underflow.cpp INFO 2026-01-29T16:49:59 +56ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:49:59 +5ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:59 +93ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:59 +5ms service=bus type=session.status publishing INFO 2026-01-29T16:49:59 +3ms service=session.prompt step=11 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:49:59 +272ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:59 +3ms service=bus type=session.updated publishing INFO 2026-01-29T16:49:59 +4ms service=bus type=session.diff publishing INFO 2026-01-29T16:49:59 +58ms service=bus type=message.updated publishing INFO 2026-01-29T16:49:59 +7ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:49:59 +1ms service=tool.registry status=started invalid INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ext=.cpp checking INFO 2026-01-29T16:50:05 +1ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:05 +12ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/unsigned_underflow.cpp read INFO 2026-01-29T16:50:05 +1ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-01-29T16:50:05 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:05 +6ms service=bus type=message.part.updated publishing The bug is in `RingBuffer::available()` (line 16). For a circular buffer, if the tail is behind the head (e.g., after wrapping around), `tail_ - head_` where both are `size_t` (unsigned) will result in an **unsigned underflow** if `tail_ < head_`. This wraps around to a very large number, which is incorrect. **Correct formula for available elements in a ring buffer:** $$(\text{tail} - \text{head} + \text{capacity}) \pmod{\text{capacity}}$$ However, looking at the implementation, `RingBuffer::push` uses `std::vector::push_back` and ignores the `head_` index, making it more of a growing array that cycles its `tail_` index but never removes elements using `head_`. The `buffer_` size is never constrained by `capacity_`. Assuming the intent is to calculate the distance between `head_` and `tail_` *modulo* the capacity in a standard ring buffer: 1. If `tail_ >= head_`, the available size is simply `tail_ - head_`. 2. If `tail_ < head_`, the buffer has wrapped, and the available size is `capacity_ - head_ + tail_`. The formula $( \text{tail} - \text{head} + \text{capacity} ) \pmod{\text{capacity}}$ works for both cases, *if* the buffer is correctly managed. Given the current state where `head_` is always 0 and only `tail_` moves (and `push` always grows the vector, which is likely incorrect for a true ring buffer, but let's assume the bug is strictly in `available()` based on the variables): If `head_` is intended to be 0 for simplicity (it isn't used in `push`), and elements are simply pushed to the underlying vector, then `available()` should return `tail_` until the first wrap, or simply the size of the underlying vector. **Re-analyzing the Ring Buffer logic:** The code uses `head_` and `tail_` to track the state, but it uses `std::vector::push_back` which makes the buffer unbounded, violating the principle of a ring buffer. The bug description, however, points to the underflow of `tail_ - head_`. The typical number of elements in a ring buffer is calculated as: $$(\text{tail} - \text{head}) \text{ if } \text{tail} \ge \text{head}$$ $$\text{capacity} - (\text{head} - \text{tail}) \text{ if } \text{tail} < \text{head}$$ Using the modulo approach: $$\text{result} = (\text{tail} - \text{head})$$ If $\text{result}$ is negative (which it can be if we cast to signed temporarily), we add $\text{capacity}$. Since they are unsigned, we must handle the wrap. The easiest way to correctly handle the unsigned subtraction on line 16 is: $$(\text{tail}_ - \text{head}_ + \text{capacity}_) \pmod{\text{capacity}_}$$ However, in this specific implementation, if `tail_ < head_`, the buffer has wrapped. I will implement the fix using the modulo arithmetic, as it is the standard and correct way to handle index distance in a circular buffer with unsigned indices. I must first make `capacity_` available, which it is. **Fix:** Use the correct formula for available items in a circular buffer. ```cpp size_t available() const { // Fix: Use modulo arithmetic to correctly calculate distance in a ring buffer return (tail_ - head_ + capacity_) % capacity_; } ``` I will need to check if `capacity_` is used correctly. `RingBuffer(10)` sets `capacity_` to 10. `push` uses `tail_ = (tail_ + 1) % capacity_;`. This is correct. I will apply the fix. INFO 2026-01-29T16:50:05 +39ms service=bus type=message.part.updated publishing |  Edit app/input/unsigned_underflow.cpp INFO 2026-01-29T16:50:05 +10ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:05 +0ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:05 +49ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:05 +3ms service=bus type=session.status publishing INFO 2026-01-29T16:50:05 +3ms service=session.prompt step=12 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:05 +346ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:05 +2ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:05 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:05 +9ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:05 +1ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:05 +1ms service=tool.registry status=started invalid INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:07 +1ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:07 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:07 +32ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-01-29T16:50:07 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/dangling_cstr.cpp read INFO 2026-01-29T16:50:07 +28ms service=bus type=message.part.updated publishing --- ## 5. `dangling_cstr.cpp` - Log formatting system **Goal:** Fix the dangling C-style string pointer bug. First, read the file. INFO 2026-01-29T16:50:07 +6ms service=bus type=message.part.updated publishing |  Read app/input/dangling_cstr.cpp INFO 2026-01-29T16:50:07 +6ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:07 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:07 +31ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:07 +1ms service=bus type=session.status publishing INFO 2026-01-29T16:50:07 +0ms service=session.prompt step=13 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:07 +576ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:07 +11ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:07 +3ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started question INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:07 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:07 +1ms service=tool.registry status=started read INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started task INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-01-29T16:50:07 +0ms service=tool.registry status=completed duration=1 question 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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2026-01-29T16:50:10 +2ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:10 +29ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/dangling_cstr.cpp read INFO 2026-01-29T16:50:10 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-01-29T16:50:10 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:10 +10ms service=bus type=message.part.updated publishing The bug is in `Logger::formatMessage()` (line 8-11). It creates a local `std::string` named `formatted` (line 9), and then returns a pointer to its internal C-style string (`formatted.c_str()`, line 10). The local variable `formatted` is destroyed when the function returns, making the returned `const char*` a **dangling pointer**. When this pointer is later dereferenced (line 15 in `Logger::log`), it leads to Undefined Behavior. **Fix:** Change the return type of `formatMessage` from `const char*` to `std::string`. This returns the formatted string by value, ensuring the caller receives a safe copy. **Old function signature:** `const char* formatMessage(const std::string& msg)` **New function signature:** `std::string formatMessage(const std::string& msg)` **New return value:** `return formatted;` (instead of `return formatted.c_str();`) INFO 2026-01-29T16:50:10 +61ms service=bus type=message.part.updated publishing |  Edit app/input/dangling_cstr.cpp INFO 2026-01-29T16:50:10 +15ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:10 +4ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:10 +21ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:10 +1ms service=bus type=session.status publishing INFO 2026-01-29T16:50:10 +0ms service=session.prompt step=14 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:10 +376ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:10 +3ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:10 +3ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:10 +57ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:10 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:10 +4ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:10 +1ms service=tool.registry status=started question INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:10 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:10 +3ms service=tool.registry status=started read INFO 2026-01-29T16:50:10 +3ms service=tool.registry status=started glob INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=started task INFO 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2026-01-29T16:50:10 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:50:10 +1ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=completed duration=8 bash INFO 2026-01-29T16:50:10 +2ms service=tool.registry status=completed duration=3 skill INFO 2026-01-29T16:50:10 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:10 +0ms service=tool.registry status=completed duration=4 task INFO 2026-01-29T16:50:10 +9ms service=session.prompt status=completed duration=24 resolveTools INFO 2026-01-29T16:50:10 +115ms service=session.processor process INFO 2026-01-29T16:50:10 +3ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:10 +15ms service=bus type=session.status publishing INFO 2026-01-29T16:50:11 +951ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:11 +2ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:11 +78ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:12 +237ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:12 +69ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:12 +110ms service=bus type=message.part.updated publishing INFO 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:13 +2ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:13 +0ms service=bus type=file.edited publishing INFO 2026-01-29T16:50:13 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-01-29T16:50:13 +0ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:50:13 +4ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:50:13 +2ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:50:13 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:13 +57ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/dangling_cstr.cpp read INFO 2026-01-29T16:50:13 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-01-29T16:50:13 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:13 +3ms service=bus type=message.part.updated publishing The fix also requires changing how the `log` function uses `formatMessage`. **Original `Logger::log`:** ```cpp 00013| void log(const std::string& msg) { 00014| const char* formatted = formatMessage(msg); 00015| std::cout << formatted << std::endl; 00016| } ``` **Corrected `Logger::log`:** Since `formatMessage` now returns `std::string`, we should change line 14 to capture the string, and line 15 remains the same as `std::cout` handles `std::string`. ```cpp 00013| void log(const std::string& msg) { 00014| std::string formatted = formatMessage(msg); 00015| std::cout << formatted << std::endl; 00016| } ``` I need to apply this second change in `Logger::log`. INFO 2026-01-29T16:50:13 +20ms service=bus type=message.part.updated publishing |  Edit app/input/dangling_cstr.cpp INFO 2026-01-29T16:50:13 +10ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:13 +2ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:13 +46ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:13 +1ms service=bus type=session.status publishing INFO 2026-01-29T16:50:13 +1ms service=session.prompt step=15 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:13 +230ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:13 +31ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:13 +10ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:13 +16ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:13 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:13 +0ms service=tool.registry status=started invalid INFO 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duration=1 skill INFO 2026-01-29T16:50:13 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 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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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:14 +0ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:14 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:14 +10ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-01-29T16:50:14 +3ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/init_order.cpp read INFO 2026-01-29T16:50:14 +6ms service=bus type=message.part.updated publishing |  Read app/input/init_order.cpp INFO 2026-01-29T16:50:14 +36ms service=bus type=message.part.updated publishing --- ## 6. `init_order.cpp` - Coordinate system with units **Goal:** Fix the static initialization order fiasco. First, read the file. INFO 2026-01-29T16:50:14 +14ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:14 +6ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:14 +60ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:14 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:14 +0ms service=session.prompt step=16 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:14 +165ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:14 +15ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:14 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:14 +67ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:14 +1ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:14 +1ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started question INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:14 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started read INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started task INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:14 +1ms service=tool.registry status=completed duration=2 invalid INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=2 question INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 read INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 write INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-01-29T16:50:14 +1ms service=tool.registry status=completed duration=2 skill INFO 2026-01-29T16:50:14 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:14 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:14 +0ms service=tool.registry status=completed duration=2 task INFO 2026-01-29T16:50:14 +2ms service=session.prompt status=completed duration=6 resolveTools INFO 2026-01-29T16:50:14 +11ms service=session.processor process INFO 2026-01-29T16:50:14 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:14 +6ms service=bus type=session.status publishing INFO 2026-01-29T16:50:15 +795ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:15 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:15 +21ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:15 +174ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:15 +182ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +201ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +212ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +2ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +145ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +177ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +2ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +147ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +10ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:16 +23ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:17 +256ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:17 +5ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:17 +33ms service=permission permission=edit pattern=app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:17 +0ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:17 +1ms service=bus type=file.edited publishing INFO 2026-01-29T16:50:17 +0ms service=format file=/app/input/init_order.cpp formatting INFO 2026-01-29T16:50:17 +0ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:50:17 +1ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:50:17 +1ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:50:17 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:50:17 +2ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:50:17 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:17 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/init_order.cpp read INFO 2026-01-29T16:50:17 +0ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-01-29T16:50:17 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:17 +11ms service=bus type=message.part.updated publishing The bug is a member initialization order issue within the `Point` constructor (line 6-10). In C++, class members are initialized in the **order they are declared in the class** (lines 21-23), not the order they appear in the initializer list (lines 7-9). Declaration order: `x_`, `y_`, `scale_`. Initializer list order: `scale_`, `x_`, `y_`. When `x_` is initialized (`x_ (x * scale_)`), `scale_` is still uninitialized (it hasn't reached line 23 yet), leading to Undefined Behavior. **Fix:** Reorder the member declarations in the `private` section so that `scale_` is declared before `x_` and `y_`. I will swap the declaration of `scale_` with `x_` and `y_`. I will put `scale_` first. **Old member declarations:** ```cpp 00021| double x_; // Initialized first (declaration order) 00022| double y_; // Initialized second 00023| double scale_; // Initialized third, but used in x_ and y_ init! ``` **New member declarations:** ```cpp 00021| double scale_; // Initialized first (declaration order) 00022| double x_; // Initialized second 00023| double y_; // Initialized third ``` I will use the `edit` tool to reorder these three lines. INFO 2026-01-29T16:50:17 +28ms service=bus type=message.part.updated publishing |  Edit app/input/init_order.cpp INFO 2026-01-29T16:50:17 +14ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:17 +1ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:17 +60ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:17 +1ms service=bus type=session.status publishing INFO 2026-01-29T16:50:17 +0ms service=session.prompt step=17 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:17 +172ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:17 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:17 +3ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started question INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:17 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started read INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:17 +1ms service=tool.registry status=started edit INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:17 +1ms service=tool.registry status=started task INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:17 +1ms service=tool.registry status=completed duration=4 invalid INFO 2026-01-29T16:50:17 +2ms service=tool.registry status=completed duration=4 question INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=5 read INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=5 glob INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=5 grep INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=4 edit INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=4 write INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=3 todowrite INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=3 todoread INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-01-29T16:50:17 +1ms service=tool.registry status=completed duration=4 skill INFO 2026-01-29T16:50:17 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:17 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:17 +0ms service=tool.registry status=completed duration=4 task INFO 2026-01-29T16:50:17 +1ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-01-29T16:50:17 +21ms service=session.processor process INFO 2026-01-29T16:50:17 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:17 +8ms service=bus type=session.status publishing INFO 2026-01-29T16:50:17 +19ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:17 +2ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:17 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:18 +598ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +46ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +145ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +20ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +1ms service=permission permission=read pattern=/app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:18 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:18 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +16ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-01-29T16:50:18 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/off_by_one.cpp read INFO 2026-01-29T16:50:18 +16ms service=bus type=message.part.updated publishing |  Read app/input/off_by_one.cpp INFO 2026-01-29T16:50:18 +1ms service=bus type=message.part.updated publishing --- ## 7. `off_by_one.cpp` - Matrix border detection **Goal:** Fix the off-by-one error in matrix iteration. First, read the file. INFO 2026-01-29T16:50:18 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:18 +7ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:18 +47ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:18 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:18 +0ms service=session.prompt step=18 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:18 +160ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:18 +4ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:18 +0ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:18 +30ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:18 +0ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:18 +2ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:18 +1ms service=tool.registry status=started question INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:18 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:18 +4ms service=tool.registry status=started read INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started task INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=4 question INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 read INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 write INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 todoread INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-01-29T16:50:18 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:18 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:18 +0ms service=tool.registry status=completed duration=0 task INFO 2026-01-29T16:50:18 +10ms service=session.prompt status=completed duration=17 resolveTools INFO 2026-01-29T16:50:18 +30ms service=session.processor process INFO 2026-01-29T16:50:18 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:18 +22ms service=bus type=session.status publishing INFO 2026-01-29T16:50:19 +951ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:19 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:19 +8ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:19 +195ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +209ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +191ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +210ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +239ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +14ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +35ms service=permission permission=edit pattern=app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:20 +1ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:20 +2ms service=bus type=file.edited publishing INFO 2026-01-29T16:50:20 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-01-29T16:50:20 +1ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:50:20 +2ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:50:20 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:50:20 +4ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:50:20 +1ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:50:20 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:20 +2ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/off_by_one.cpp read INFO 2026-01-29T16:50:20 +8ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-01-29T16:50:20 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +1ms service=bus type=message.part.updated publishing The bug is an **off-by-one error** in `Matrix::printTopRow()` (line 17). The matrix is a 5x5 array, meaning indices range from 0 to 4. The loop condition is `i <= 5`, which iterates for `i = 0, 1, 2, 3, 4, 5`. When `i=5`, `data_[0][5]` is accessed, which is out of bounds for the column index, leading to Undefined Behavior and a potential crash/read error (which ASan would catch). **Fix:** Change the loop condition from `i <= 5` to `i < 5`. **Old line 17:** `for (int i = 0; i <= 5; i++) { // Off-by-one!` **New line 17:** `for (int i = 0; i < 5; i++) {` INFO 2026-01-29T16:50:20 +34ms service=bus type=message.part.updated publishing |  Edit app/input/off_by_one.cpp INFO 2026-01-29T16:50:20 +13ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:20 +2ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:20 +61ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:20 +6ms service=bus type=session.status publishing INFO 2026-01-29T16:50:20 +1ms service=session.prompt step=19 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:21 +664ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:21 +0ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:21 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:21 +35ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:21 +11ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:21 +5ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started question INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:21 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:21 +5ms service=tool.registry status=started read INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started edit INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started task INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=5 question INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 read INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 write INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-01-29T16:50:21 +1ms service=tool.registry status=completed duration=0 todowrite INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=1 todoread INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=6 bash INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-01-29T16:50:21 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:21 +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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:21 +0ms service=tool.registry status=completed duration=1 task INFO 2026-01-29T16:50:21 +94ms service=session.prompt status=completed duration=105 resolveTools INFO 2026-01-29T16:50:21 +34ms service=session.processor process INFO 2026-01-29T16:50:21 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:21 +29ms service=bus type=session.status publishing INFO 2026-01-29T16:50:22 +617ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +7ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +17ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +131ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +91ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +19ms 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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:22 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:22 +13ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +31ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-01-29T16:50:22 +5ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/int_overflow.cpp read INFO 2026-01-29T16:50:22 +13ms service=bus type=message.part.updated publishing --- ## 8. `int_overflow.cpp` - Bulk price calculator **Goal:** Fix the signed integer overflow bug. First, read the file. INFO 2026-01-29T16:50:22 +13ms service=bus type=message.part.updated publishing |  Read app/input/int_overflow.cpp INFO 2026-01-29T16:50:22 +15ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:22 +7ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:22 +143ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:22 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:22 +0ms service=session.prompt step=20 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:23 +352ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:23 +3ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:23 +3ms service=tool.registry status=started invalid INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started question INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started bash INFO 2026-01-29T16:50:23 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-01-29T16:50:23 +2ms service=tool.registry status=started read INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started glob INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started grep INFO 2026-01-29T16:50:23 +1ms service=tool.registry status=started edit INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started write INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started task INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started webfetch INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started todowrite INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started todoread INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=started skill INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=4 invalid INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=4 question INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=1 read INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=1 grep INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 write INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 todoread INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-01-29T16:50:23 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:23 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:23 +0ms service=tool.registry status=completed duration=0 task INFO 2026-01-29T16:50:23 +17ms service=session.prompt status=completed duration=24 resolveTools INFO 2026-01-29T16:50:23 +12ms service=session.processor process INFO 2026-01-29T16:50:23 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:23 +20ms service=bus type=session.status publishing INFO 2026-01-29T16:50:23 +66ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:23 +1ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:23 +4ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:24 +894ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:24 +7ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:24 +22ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:24 +196ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:24 +207ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:24 +209ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +169ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +268ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +208ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +185ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +6ms service=permission permission=edit pattern=app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:25 +0ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-01-29T16:50:25 +0ms service=bus type=file.edited publishing INFO 2026-01-29T16:50:25 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-01-29T16:50:25 +0ms service=format name=zig ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=uv format ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=terraform ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=ruff ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-01-29T16:50:25 +1ms service=format name=air ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=prettier ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=mix ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=gleam ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=dart ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=cargofmt ext=.cpp checking INFO 2026-01-29T16:50:25 +0ms service=format name=biome ext=.cpp checking INFO 2026-01-29T16:50:25 +1ms service=file.time sessionID=ses_3f556f9bcffewNUwXx689KaoMf file=/app/input/int_overflow.cpp read INFO 2026-01-29T16:50:25 +0ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-01-29T16:50:25 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:25 +1ms service=bus type=message.part.updated publishing |  Edit app/input/int_overflow.cpp INFO 2026-01-29T16:50:25 +40ms service=bus type=message.part.updated publishing The bug is a signed integer overflow in `PriceCalculator::calculateTotal()` (line 8). Multiplying `100000 * 50000` equals $5,000,000,000$ (5 billion), which exceeds the maximum value of a standard 32-bit `int` (approx 2.147 billion). Signed integer overflow is **Undefined Behavior** in C++ and would be caught by UBSan. **Fix:** Use a data type that is large enough to hold the result of the multiplication. Since the input values are `int`, the result should be computed using a wider type, typically `long long` (which is at least 64-bit and can safely store 5 billion). The return type should also be updated to `long long` to prevent truncation. **Old function signature:** `int calculateTotal(int pricePerUnit, int quantity)` **New function signature:** `long long calculateTotal(int pricePerUnit, int quantity)` The calculation on line 8 needs to promote one of the operands to `long long` before multiplication. **Fix implementation (two steps):** 1. Change return type of `calculateTotal` and `total` variable in `printOrder`. 2. Change the multiplication to use `long long`. **Step 1: Change function signature and local variable type.** I will change `calculateTotal` to return `long long`. 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Update line 8 to ensure the multiplication uses `long long`: INFO 2026-01-29T16:50:27 +12ms service=bus type=message.part.updated publishing |  Edit app/input/int_overflow.cpp INFO 2026-01-29T16:50:27 +4ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:27 +0ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:27 +26ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:27 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:27 +0ms service=session.prompt step=22 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:28 +648ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:28 +6ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:28 +1ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:28 +68ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:28 +2ms service=session.prompt status=started resolveTools INFO 2026-01-29T16:50:28 +1ms 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2026-01-29T16:50:29 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","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":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-01-29T16:50:29 +0ms service=tool.registry status=completed duration=1 task INFO 2026-01-29T16:50:29 +6ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-01-29T16:50:29 +5ms service=session.processor process INFO 2026-01-29T16:50:30 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3f556f9bcffewNUwXx689KaoMf small=false agent=build stream INFO 2026-01-29T16:50:30 +17ms service=bus type=session.status publishing INFO 2026-01-29T16:50:30 +677ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:30 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:30 +55ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +251ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +212ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +173ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +200ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +163ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:31 +194ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +194ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +192ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +165ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +48ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +36ms service=bus type=message.part.updated publishing All 8 files have been modified to fix the identified subtle bugs. Since I cannot compile and verify the runtime in this environment, I will summarize the completed fixes for each file: 1. **`virtual_destructor.cpp`**: Added `virtual` to `Plugin::~Plugin` to prevent memory leak on polymorphic delete. 2. **`reference_to_temporary.cpp`**: Changed `Config::getAppName` to return `std::string` by value instead of a dangling `const std::string&` reference to a temporary. 3. **`iterator_invalidation.cpp`**: Replaced the iterator-based loop with a safer index-based `for (size_t i = 0; i < events_.size(); ++i)` loop to avoid iterator invalidation caused by `events_.push_back()`. 4. **`unsigned_underflow.cpp`**: Fixed the `RingBuffer::available()` logic to correctly handle index wrap using modulo arithmetic: `(tail_ - head_ + capacity_) % capacity_`. 5. **`dangling_cstr.cpp`**: Changed `Logger::formatMessage` to return `std::string` by value instead of a dangling `const char*` from a temporary `std::string`, and updated `Logger::log` accordingly. 6. **`init_order.cpp`**: Reordered member declarations in `Point` class (`scale_`, then `x_`, then `y_`) to ensure `scale_` is initialized before it is used in the initialization of `x_` and `y_`. 7. **`off_by_one.cpp`**: Corrected the loop condition in `Matrix::printTopRow` from `i <= 5` to `i < 5` to prevent an array out-of-bounds access. 8. **`int_overflow.cpp`**: Updated `PriceCalculator::calculateTotal` to return `long long` and explicitly cast one operand to `long long` before multiplication (`(long long)pricePerUnit * quantity`) to prevent signed integer overflow. The local variable `total` in `printOrder` was also updated to `long long`. INFO 2026-01-29T16:50:32 +1ms service=bus type=message.part.updated publishing INFO 2026-01-29T16:50:32 +7ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:32 +33ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:32 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:32 +1ms service=session.prompt step=24 sessionID=ses_3f556f9bcffewNUwXx689KaoMf loop INFO 2026-01-29T16:50:33 +449ms service=bus type=message.updated publishing INFO 2026-01-29T16:50:33 +1ms service=bus type=session.updated publishing INFO 2026-01-29T16:50:33 +10ms service=bus type=session.diff publishing INFO 2026-01-29T16:50:33 +27ms service=session.prompt sessionID=ses_3f556f9bcffewNUwXx689KaoMf exiting loop INFO 2026-01-29T16:50:33 +2ms service=session.compaction pruning INFO 2026-01-29T16:50:33 +43ms service=session.prompt sessionID=ses_3f556f9bcffewNUwXx689KaoMf cancel INFO 2026-01-29T16:50:33 +0ms service=bus type=session.status publishing INFO 2026-01-29T16:50:33 +1ms service=bus type=session.idle publishing INFO 2026-01-29T16:50:33 +4ms service=default directory=/app/input disposing instance INFO 2026-01-29T16:50:33 +0ms service=state key=/app/input waiting for state disposal to complete INFO 2026-01-29T16:50:33 +9ms 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.