/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_20260213_150130/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: 272f52f3 Image: opencode Executing command and waiting for completion... Container will exit after command completes. Command logs: Initializing opencode v1.0.0 Setting up user 'cubbi' with UID: 1000, GID: 1000 Setting up standard directories Created directory: /app Created directory: /cubbi-config Created directory: /cubbi-config/home Creating /home/cubbi as symlink to /cubbi-config/home Created directory: /cubbi-config/home/.local Copied /root/.local/bin to user directory Running opencode-specific initialization Added litellm custom provider with 169 models to OpenCode configuration Added openrouter standard provider with 342 models to OpenCode configuration Set default model to openrouter/google/gemini-2.5-flash-preview-09-2025 Updated OpenCode configuration at /home/cubbi/.config/opencode/config.json with 2 providers No MCP servers to integrate --- Executing initial command --- Executing user command: if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Executing as cubbi: sh -c if [ -f install.sh ]; then bash install.sh; fi; echo "--- TASK BEGIN ---"; cat task.md; echo "--- TASK END ---"; cd input && opencode run --print-logs < ../task.md Installing Docker... Docker installed C++ compilation will use gcc:13 Docker image to avoid host path conflicts --- TASK BEGIN --- # C++ Bug Hunt: Fix Subtle Errors You'll find several C++ files in the current directory. Each file contains realistic code that does something useful, but has ONE subtle bug. ## Your Task Fix the bug in each file so that: 1. The code compiles without warnings (`-Wall -Wextra -Werror`) 2. The code passes sanitizer checks (ASan/UBSan) 3. The code produces the correct expected output ## Files - `virtual_destructor.cpp` - Plugin system with memory management - `reference_to_temporary.cpp` - Configuration system - `iterator_invalidation.cpp` - Event queue processor - `unsigned_underflow.cpp` - Ring buffer implementation - `dangling_cstr.cpp` - Log formatting system - `init_order.cpp` - Coordinate system with units - `off_by_one.cpp` - Matrix border detection - `int_overflow.cpp` - Bulk price calculator Each file is independent. Fix bugs **IN PLACE** (modify the files in the same directory). PS: You are currently working in an automated system and cannot ask any question or have back and forth with an user. --- TASK END --- INFO 2026-02-13T16:49:56 +1477ms service=default version=1.1.51 args=["run","--print-logs"] opencode INFO 2026-02-13T16:49:56 +18ms service=default directory=/app/input creating instance INFO 2026-02-13T16:49:56 +0ms service=project directory=/app/input fromDirectory INFO 2026-02-13T16:49:56 +28ms service=storage index=0 running migration INFO 2026-02-13T16:49:56 +18ms service=storage index=1 running migration INFO 2026-02-13T16:49:56 +54ms service=default directory=/app/input bootstrapping INFO 2026-02-13T16:49:56 +93ms service=config path=/home/cubbi/.config/opencode/config.json loading INFO 2026-02-13T16:49:56 +390ms service=config path=/home/cubbi/.config/opencode/opencode.json loading INFO 2026-02-13T16:49:56 +35ms service=config path=/home/cubbi/.config/opencode/opencode.jsonc loading INFO 2026-02-13T16:49:56 +12ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","@opencode-ai/plugin@1.1.51","--exact"] cwd=/home/cubbi/.config/opencode running INFO 2026-02-13T16:49:57 +1165ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed @opencode-ai/plugin@1.1.51 3 packages installed [1079.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [12] Saved lockfile done INFO 2026-02-13T16:49:57 +1ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","install"] cwd=/home/cubbi/.config/opencode running INFO 2026-02-13T16:49:58 +51ms service=bun code=0 stdout=bun install v1.3.5 (1e86cebd) Checked 3 installs across 4 packages (no changes) [13.00ms] stderr= done INFO 2026-02-13T16:49:58 +45ms service=plugin name=CodexAuthPlugin loading internal plugin INFO 2026-02-13T16:49:58 +1ms service=plugin name=CopilotAuthPlugin loading internal plugin INFO 2026-02-13T16:49:58 +2ms service=plugin path=opencode-anthropic-auth@0.0.13 loading plugin INFO 2026-02-13T16:49:58 +17ms service=bun pkg=opencode-anthropic-auth version=0.0.13 installing package using Bun's default registry resolution INFO 2026-02-13T16:49:58 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","opencode-anthropic-auth@0.0.13"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-13T16:49:59 +1004ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) installed opencode-anthropic-auth@0.0.13 13 packages installed [977.00ms] stderr=Resolving dependencies Resolved, downloaded and extracted [50] Saved lockfile done INFO 2026-02-13T16:49:59 +183ms service=plugin path=@gitlab/opencode-gitlab-auth@1.3.2 loading plugin INFO 2026-02-13T16:49:59 +26ms service=bun pkg=@gitlab/opencode-gitlab-auth version=1.3.2 installing package using Bun's default registry resolution INFO 2026-02-13T16:49:59 +0ms service=bun cmd=["/opt/node/lib/node_modules/opencode-ai/node_modules/opencode-linux-x64/bin/opencode","add","--force","--exact","--cwd","/home/cubbi/.cache/opencode","@gitlab/opencode-gitlab-auth@1.3.2"] cwd=/home/cubbi/.cache/opencode running INFO 2026-02-13T16:50:01 +2039ms service=bun code=0 stdout=bun add v1.3.5 (1e86cebd) + opencode-anthropic-auth@0.0.13 installed @gitlab/opencode-gitlab-auth@1.3.2 77 packages installed [2.01s] stderr=Resolving dependencies Resolved, downloaded and extracted [247] Saved lockfile done INFO 2026-02-13T16:50:01 +201ms service=bus type=* subscribing INFO 2026-02-13T16:50:01 +1ms service=bus type=session.updated subscribing INFO 2026-02-13T16:50:01 +0ms service=bus type=message.updated subscribing INFO 2026-02-13T16:50:01 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-13T16:50:01 +0ms service=bus type=session.updated subscribing INFO 2026-02-13T16:50:01 +0ms service=bus type=message.updated subscribing INFO 2026-02-13T16:50:01 +0ms service=bus type=message.part.updated subscribing INFO 2026-02-13T16:50:01 +1ms service=bus type=session.diff subscribing INFO 2026-02-13T16:50:01 +0ms service=format init INFO 2026-02-13T16:50:01 +0ms service=bus type=file.edited subscribing INFO 2026-02-13T16:50:01 +1ms service=lsp serverIds=deno, typescript, vue, eslint, oxlint, biome, gopls, ruby-lsp, pyright, elixir-ls, zls, csharp, fsharp, sourcekit-lsp, rust, clangd, svelte, astro, jdtls, kotlin-ls, yaml-ls, lua-ls, php intelephense, prisma, dart, ocaml-lsp, bash, terraform, texlab, dockerfile, gleam, clojure-lsp, nixd, tinymist, haskell-language-server enabled LSP servers INFO 2026-02-13T16:50:01 +5ms service=scheduler id=snapshot.cleanup run INFO 2026-02-13T16:50:01 +1ms service=scheduler id=tool.truncation.cleanup run INFO 2026-02-13T16:50:01 +0ms service=bus type=command.executed subscribing INFO 2026-02-13T16:50:01 +113ms service=server method=POST path=/session request INFO 2026-02-13T16:50:01 +0ms service=server status=started method=POST path=/session request INFO 2026-02-13T16:50:01 +16ms service=session id=ses_3a8172e97ffe75RGP65QaOaywq slug=nimble-canyon version=1.1.51 projectID=global directory=/app/input title=New session - 2026-02-13T16:50:01.704Z permission=[{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] time={"created":1771001401704,"updated":1771001401704} created INFO 2026-02-13T16:50:01 +13ms service=bus type=session.created publishing INFO 2026-02-13T16:50:01 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:01 +9ms service=server status=completed duration=41 method=POST path=/session request INFO 2026-02-13T16:50:01 +2ms service=server method=GET path=/config request INFO 2026-02-13T16:50:01 +0ms service=server status=started method=GET path=/config request INFO 2026-02-13T16:50:01 +1ms service=server status=completed duration=1 method=GET path=/config request INFO 2026-02-13T16:50:01 +8ms service=server method=GET path=/event request INFO 2026-02-13T16:50:01 +0ms service=server status=started method=GET path=/event request INFO 2026-02-13T16:50:01 +1ms service=server method=POST path=/session/ses_3a8172e97ffe75RGP65QaOaywq/message request INFO 2026-02-13T16:50:01 +0ms service=server status=started method=POST path=/session/ses_3a8172e97ffe75RGP65QaOaywq/message request INFO 2026-02-13T16:50:01 +1ms service=server event connected INFO 2026-02-13T16:50:01 +4ms service=bus type=* subscribing INFO 2026-02-13T16:50:01 +16ms service=server status=completed duration=22 method=GET path=/event request INFO 2026-02-13T16:50:01 +9ms service=server status=completed duration=30 method=POST path=/session/ses_3a8172e97ffe75RGP65QaOaywq/message request INFO 2026-02-13T16:50:01 +61ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:01 +64ms service=provider status=started state INFO 2026-02-13T16:50:02 +156ms service=provider init INFO 2026-02-13T16:50:02 +31ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:02 +12ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:02 +13ms service=bus type=session.status publishing INFO 2026-02-13T16:50:02 +0ms service=session.prompt step=0 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:02 +28ms service=provider providerID=openrouter found INFO 2026-02-13T16:50:02 +1ms service=provider providerID=opencode found INFO 2026-02-13T16:50:02 +2ms service=provider providerID=litellm found INFO 2026-02-13T16:50:02 +1ms service=provider status=completed duration=243 state INFO 2026-02-13T16:50:02 +63ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=true agent=title mode=primary stream INFO 2026-02-13T16:50:02 +7ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-13T16:50:02 +0ms service=provider providerID=openrouter pkg=@openrouter/ai-sdk-provider using bundled provider INFO 2026-02-13T16:50:02 +1ms service=provider status=completed duration=1 providerID=openrouter getSDK INFO 2026-02-13T16:50:02 +4ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:02 +3ms service=session.prompt status=started resolveTools  > build �� google/gemini-2.5-flash-preview-09-2025  INFO 2026-02-13T16:50:02 +71ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:02 +4ms service=tool.registry status=started question INFO 2026-02-13T16:50:02 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:02 +2ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:02 +4ms service=tool.registry status=started read INFO 2026-02-13T16:50:02 +2ms service=tool.registry status=started glob INFO 2026-02-13T16:50:02 +1ms service=tool.registry status=started grep INFO 2026-02-13T16:50:02 +0ms service=tool.registry status=started edit INFO 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:02 +2ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:02 +0ms service=tool.registry status=completed duration=18 task INFO 2026-02-13T16:50:02 +23ms service=session.prompt status=completed duration=125 resolveTools INFO 2026-02-13T16:50:02 +48ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:02 +5ms service=llm providerID=openrouter modelID=anthropic/claude-haiku-4.5 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=true agent=title mode=primary stream INFO 2026-02-13T16:50:02 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:02 +11ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:02 +23ms service=session.processor process INFO 2026-02-13T16:50:02 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:02 +4ms service=provider status=started providerID=openrouter getSDK INFO 2026-02-13T16:50:02 +0ms service=provider status=completed duration=1 providerID=openrouter getSDK INFO 2026-02-13T16:50:02 +7ms service=bus type=session.status publishing INFO 2026-02-13T16:50:03 +568ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:03 +198ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +9ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +12ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +221ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +167ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +209ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:03 +47ms service=session.summary title=C++ bug hunt: fix 8 subtle errors title INFO 2026-02-13T16:50:03 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:03 +71ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +148ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +161ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +116ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +88ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +3ms service=permission permission=glob pattern=*.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:04 +0ms service=permission permission=glob pattern=*.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:04 +10ms service=bus type=message.part.updated publishing I understand the task. I need to find and fix one subtle bug in each of the eight provided C++ files. Since I cannot interact with the user, I will proceed with a plan for each file: 1. **Read** the file to understand the code and identify the likely bug. 2. **Determine** the correct fix. 3. **Use `edit` or `write`** to apply the fix. 4. **Move** to the next file. I will start by listing all the files to confirm their presence and then begin the process for the first file, `virtual_destructor.cpp`. ## Plan 1. Verify the files: `virtual_destructor.cpp`, `reference_to_temporary.cpp`, `iterator_invalidation.cpp`, `unsigned_underflow.cpp`, `dangling_cstr.cpp`, `init_order.cpp`, `off_by_one.cpp`, `int_overflow.cpp`. 2. Fix `virtual_destructor.cpp`. 3. Fix `reference_to_temporary.cpp`. 4. Fix `iterator_invalidation.cpp`. 5. Fix `unsigned_underflow.cpp`. 6. Fix `dangling_cstr.cpp`. 7. Fix `init_order.cpp`. 8. Fix `off_by_one.cpp`. 9. Fix `int_overflow.cpp`. Let's begin by listing the files.  INFO 2026-02-13T16:50:04 +18ms service=bus type=message.part.updated publishing ��� Glob "*.cpp" 8 matches INFO 2026-02-13T16:50:04 +24ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:04 +7ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:04 +9ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:04 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:04 +0ms service=session.prompt step=1 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:04 +60ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:04 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:04 +25ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:04 +24ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:04 +2ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:04 +5ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:04 +1ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:04 +1ms service=tool.registry status=started grep INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:04 +1ms service=tool.registry status=started write INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:04 +1ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:04 +2ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=5 read INFO 2026-02-13T16:50:04 +1ms service=tool.registry status=completed duration=6 glob INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=5 grep INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=5 edit INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=4 write INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=3 webfetch INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=7 bash INFO 2026-02-13T16:50:04 +1ms service=tool.registry status=completed duration=2 skill INFO 2026-02-13T16:50:04 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:04 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:04 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-13T16:50:04 +30ms service=session.prompt status=completed duration=44 resolveTools INFO 2026-02-13T16:50:04 +38ms service=session.processor process INFO 2026-02-13T16:50:04 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:04 +47ms service=bus type=session.status publishing INFO 2026-02-13T16:50:05 +973ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:05 +8ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:05 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:05 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:05 +117ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:06 +220ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:06 +69ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:06 +2ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:06 +5ms service=permission permission=read pattern=/app/input/virtual_destructor.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:06 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:06 +13ms service=bus type=message.part.updated publishing  The files are present. I will now start with the first one, `virtual_destructor.cpp`. ## 1. `virtual_destructor.cpp` - Plugin system with memory management The description mentions a "Plugin system with memory management" and a subtle bug. When deleting a derived class object through a base class pointer, the base class destructor must be `virtual` to ensure the derived class's destructor is called. If it's not, it leads to resource leaks (the derived class's members are not properly cleaned up), which would be caught by ASan/UBSan if the resource was complex, or sometimes just a memory leak. Expected fix: Add `virtual` to the base class destructor. I will read the file to confirm.  INFO 2026-02-13T16:50:06 +29ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-13T16:50:06 +1ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/virtual_destructor.cpp read INFO 2026-02-13T16:50:06 +4ms service=bus type=message.part.updated publishing ��� Read virtual_destructor.cpp INFO 2026-02-13T16:50:06 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:06 +6ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:06 +24ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:06 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:06 +1ms service=session.prompt step=2 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:06 +2ms service=lsp.server downloading clangd from GitHub releases INFO 2026-02-13T16:50:06 +35ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:06 +9ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:06 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:06 +18ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:06 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:06 +1ms service=tool.registry status=started question INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:06 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:06 +1ms service=tool.registry status=completed duration=1 grep INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 edit INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-13T16:50:06 +1ms service=tool.registry status=completed duration=2 skill INFO 2026-02-13T16:50:06 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:06 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:06 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-13T16:50:06 +6ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-13T16:50:06 +15ms service=session.processor process INFO 2026-02-13T16:50:06 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:06 +14ms service=bus type=session.status publishing INFO 2026-02-13T16:50:07 +1216ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +9ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +34ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:07 +93ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:07 +24ms service=permission permission=edit pattern=app/input/virtual_destructor.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:07 +1ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:07 +0ms service=format file=/app/input/virtual_destructor.cpp formatting INFO 2026-02-13T16:50:07 +13ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:07 +4ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:07 +8ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:07 +1ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:07 +17ms service=bus type=message.part.updated publishing  The bug is indeed the missing `virtual` keyword on the `Plugin` class destructor (line 12). When `delete p` is called on line 52, only the `Plugin::~Plugin()` destructor is invoked, leading to a memory leak of `imageData_` from `ImagePlugin`. I will use `edit` to add `virtual` to the destructor definition.  INFO 2026-02-13T16:50:07 +38ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:07 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:07 +2ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/virtual_destructor.cpp read INFO 2026-02-13T16:50:07 +1ms service=lsp file=/app/input/virtual_destructor.cpp touching file INFO 2026-02-13T16:50:07 +9ms service=bus type=message.part.updated publishing ERROR 2026-02-13T16:50:08 +300ms service=lsp.server error=Failed with exit code 1 Failed to extract clangd archive INFO 2026-02-13T16:50:08 +9ms service=bus type=message.part.updated publishing ��� Edit virtual_destructor.cpp Index: /app/input/virtual_destructor.cpp =================================================================== --- /app/input/virtual_destructor.cpp +++ /app/input/virtual_destructor.cpp @@ -8,9 +8,9 @@ Plugin(const std::string& name) : name_(name) { buffer_ = new char[256]; } -~Plugin() { // BUG: Missing virtual +virtual ~Plugin() { delete[] buffer_; } virtual std::string getName() const { return name_; }  INFO 2026-02-13T16:50:08 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:08 +10ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:08 +10ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:08 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:08 +0ms service=session.prompt step=3 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:08 +28ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:08 +4ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:08 +4ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:08 +11ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:08 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:08 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:08 +2ms service=tool.registry status=started question INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:08 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:08 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:08 +1ms service=tool.registry status=started glob INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:08 +1ms service=tool.registry status=started task INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=3 question INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-13T16:50:08 +1ms service=tool.registry status=completed duration=2 grep INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:08 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:08 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:08 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-13T16:50:08 +8ms service=session.prompt status=completed duration=16 resolveTools INFO 2026-02-13T16:50:08 +6ms service=session.processor process INFO 2026-02-13T16:50:08 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:08 +21ms service=bus type=session.status publishing INFO 2026-02-13T16:50:09 +765ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +150ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +148ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +1ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:09 +0ms service=permission permission=read pattern=/app/input/reference_to_temporary.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:09 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +11ms service=bus type=message.part.updated publishing `virtual_destructor.cpp` is fixed. ## 2. `reference_to_temporary.cpp` - Configuration system A common bug related to references and temporaries is binding a non-const reference to a temporary object, or returning a reference to a local variable that is about to be destroyed. The title suggests the latter. I will read the file to confirm.  INFO 2026-02-13T16:50:09 +6ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-13T16:50:09 +0ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/reference_to_temporary.cpp read INFO 2026-02-13T16:50:09 +5ms service=bus type=message.part.updated publishing ��� Read reference_to_temporary.cpp INFO 2026-02-13T16:50:09 +10ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:09 +8ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:09 +17ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:09 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:09 +1ms service=session.prompt step=4 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:09 +57ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:09 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:09 +6ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:09 +1ms service=tool.registry status=started question INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:09 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:09 +4ms service=tool.registry status=started read INFO 2026-02-13T16:50:09 +1ms service=tool.registry status=started glob INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:09 +4ms service=tool.registry status=completed duration=10 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":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:09 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:09 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-13T16:50:09 +5ms service=session.prompt status=completed duration=23 resolveTools INFO 2026-02-13T16:50:09 +62ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:09 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:09 +4ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:09 +5ms service=session.processor process INFO 2026-02-13T16:50:09 +2ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:09 +20ms service=bus type=session.status publishing INFO 2026-02-13T16:50:10 +694ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +44ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +196ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +185ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +171ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +10ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:10 +2ms service=permission permission=edit pattern=app/input/reference_to_temporary.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:10 +1ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:10 +1ms service=format file=/app/input/reference_to_temporary.cpp formatting INFO 2026-02-13T16:50:10 +3ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:10 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:10 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:10 +1ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/reference_to_temporary.cpp read INFO 2026-02-13T16:50:10 +0ms service=lsp file=/app/input/reference_to_temporary.cpp touching file INFO 2026-02-13T16:50:10 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +1ms service=bus type=message.part.updated publishing  The bug is on line 9 and 8. The function `getAppName()` returns `const std::string&` to a temporary `std::string("MyApplication")`, which is destroyed at the end of the `return` statement. The reference `appName` on line 20 becomes a dangling reference. To fix this, the function should return by value, as the string is hardcoded and created inside the function. I will use `edit` to change the return type on line 8.  INFO 2026-02-13T16:50:10 +5ms service=bus type=message.part.updated publishing ��� Edit reference_to_temporary.cpp Index: /app/input/reference_to_temporary.cpp =================================================================== --- /app/input/reference_to_temporary.cpp +++ /app/input/reference_to_temporary.cpp @@ -4,9 +4,9 @@ // Configuration system class Config { public: // BUG: Returns reference to temporary - const std::string& getAppName() { + std::string getAppName() { return std::string("MyApplication"); // temporary destroyed at end of statement } int getVersion() {  INFO 2026-02-13T16:50:10 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:10 +14ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:10 +33ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:10 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:10 +0ms service=session.prompt step=5 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:11 +66ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:11 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:11 +0ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:11 +15ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:11 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:11 +1ms service=tool.registry status=started question INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:11 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:11 +2ms service=tool.registry status=started read INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:11 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status=completed duration=6 webfetch INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=completed duration=6 todowrite INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=completed duration=8 bash INFO 2026-02-13T16:50:11 +1ms service=tool.registry status=completed duration=7 skill INFO 2026-02-13T16:50:11 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:11 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:11 +0ms service=tool.registry status=completed duration=7 task INFO 2026-02-13T16:50:11 +1ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-13T16:50:11 +31ms service=session.processor process INFO 2026-02-13T16:50:11 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:11 +11ms service=bus type=session.status publishing INFO 2026-02-13T16:50:11 +666ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:11 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:11 +39ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +179ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +165ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +0ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:12 +1ms service=permission permission=read pattern=/app/input/iterator_invalidation.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:12 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +11ms service=bus type=message.part.updated publishing `reference_to_temporary.cpp` is fixed. ## 3. `iterator_invalidation.cpp` - Event queue processor In a container like `std::vector` or `std::list`, modifying the container during iteration can invalidate iterators, leading to undefined behavior. If the code iterates and removes elements, it's a prime suspect for iterator invalidation. I will read the file to confirm.  INFO 2026-02-13T16:50:12 +6ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-13T16:50:12 +0ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/iterator_invalidation.cpp read INFO 2026-02-13T16:50:12 +2ms service=bus type=message.part.updated publishing ��� Read iterator_invalidation.cpp INFO 2026-02-13T16:50:12 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:12 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:12 +17ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:12 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:12 +0ms service=session.prompt step=6 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:12 +39ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:12 +5ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:12 +0ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:12 +2ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:12 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:12 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:12 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:12 +1ms service=tool.registry status=completed duration=1 write INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=1 todowrite INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-13T16:50:12 +0ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:12 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:12 +2ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:12 +0ms service=tool.registry 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evaluate INFO 2026-02-13T16:50:23 +0ms service=permission permission=edit pattern=app/input/iterator_invalidation.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:23 +0ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:23 +0ms service=format file=/app/input/iterator_invalidation.cpp formatting INFO 2026-02-13T16:50:23 +2ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format 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ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:23 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:23 +2ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/iterator_invalidation.cpp read INFO 2026-02-13T16:50:23 +1ms service=lsp file=/app/input/iterator_invalidation.cpp touching file INFO 2026-02-13T16:50:23 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:23 +1ms service=bus type=message.part.updated publishing  The bug is in `processEvents()` (line 15-23). The code iterates over a `std::vector` (`events_`) and calls `events_.push_back()` (line 21) if a condition is met. `push_back` may reallocate the vector's memory, which invalidates all existing iterators, including `it`. The simplest and safest fix is to copy the events into a temporary list and process the copy, or more idiomatically, process the events and add new ones to a separate queue to be processed later, or, since it's an event queue, use `std::list` instead of `std::vector` if insertion/deletion happens in the middle, but here we only add to the end. Since the goal is to process the *initial* events and allow them to spawn *new* events for the next cycle, the fix should involve iterating over a fixed set. A simple fix is to iterate using indices instead of iterators, as the added elements are not necessarily meant to be processed in the current loop, or just make a copy of the vector. Since the requirement is to fix the *subtle bug*, iterating with iterators is fine *if* we don't modify the capacity, but `push_back` can modify the capacity. Since the added events should likely be processed in the next cycle, and not within the loop that may be infinitely extended, and the iteration is done sequentially, the issue is that `events_.end()` may change, or the iterator itself may be invalidated. A simple fix that preserves the intention is to iterate using a counter up to the original size, and just allow `push_back` to happen: ```cpp // Fix: Iterate up to the original size to prevent processing newly added events immediately size_t originalSize = events_.size(); for (size_t i = 0; i < originalSize; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); // OK, will not invalidate the index-based loop } } ``` However, the original code uses iterators, and the bug description points out "Iterator invalidated by push_back". The cleaner fix is to use a container that supports safe additions during iteration, like `std::list`, but I should stick to minimal changes. If the goal is to process the events that are *currently* in the queue, a copy is the safest approach: ```cpp std::vector eventsToProcess = events_; for (const std::string& event : eventsToProcess) { std::cout << "Event: " << event << std::endl; if (event == "user_login") { events_.push_back("log_analytics"); } } ``` But this does not process the newly added events in the same cycle. The original code *was* trying to process the newly added events, as the `it != events_.end()` condition changes. The bug is that the iterator `it` itself becomes dangling if a reallocation happens. If the intention is to process all events, even the newly generated ones, an index-based loop where the end condition is `events_.size()` would work (if we can rely on `vector::push_back` not to invalidate the index, which is true, but reallocation invalidates iterators). If we use indices and the iteration limit is not fixed, the loop might run forever if new events are always added. Given the context, I will assume the intention is to only process the events currently in the queue, and any newly generated events are for a *subsequent* processing pass. If this is the case, the vector must be iterated without risking iterator invalidation. The simplest fix that maintains the vector and the iterator-style loop is to use a traditional loop with indices and access the elements using `events_[i]`, avoiding the iterator risk entirely. I'll revert to the simpler fix: iterate up to the original size using indices, which is safe with `std::vector` even if capacity increases. I will rewrite the loop to use indices. This requires changing lines 16 and 19-23. I'll use `write` to replace the entire `processEvents` function body. Wait, I can use `edit` to make the change more atomically. Lines 16 and 19-23: ```cpp 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { 00017| std::cout << "Event: " << *it << std::endl; 00018| 00019| // Add derived event during iteration 00020| if (*it == "user_login") { 00021| events_.push_back("log_analytics"); // Invalidates iterator! 00022| } 00023| } ``` Replace the loop with an index-based one that only iterates over the initial size. ```cpp size_t original_size = events_.size(); for (size_t i = 0; i < original_size; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ``` I'll use `edit` to replace the loop block. Old string: ```cpp 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 string: ```cpp const size_t original_size = events_.size(); for (size_t i = 0; i < original_size; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ``` Wait, I need to include the comment from line 15 as well, which is outside the loop but comments on the loop's context. Line 15: `// BUG: Iterator invalidated by push_back` The smallest change is to use a range-based for loop over a *copy* of the vector, which is idiomatic and clean, and is what I'll do. ```cpp // Change: 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { // to: 00016| for (const auto& event : events_) { // and change all '*it' to 'event'. ``` This is incorrect because `events_` is mutable. I need to copy. ```cpp 00015| // BUG: Iterator invalidated by push_back 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { 00017| std::cout << "Event: " << *it << std::endl; 00018| 00019| // Add derived event during iteration 00020| if (*it == "user_login") { 00021| events_.push_back("log_analytics"); // Invalidates iterator! 00022| } 00023| } ``` I will replace all of it with the index-based approach, which is a safer fix for `std::vector` when elements are added to the end. Old block (lines 15-23): ```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 block: ```cpp // Fix: Only iterate over the events present before the processing started. const size_t original_size = events_.size(); for (size_t i = 0; i < original_size; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ``` I will use `edit` to replace the original code block starting from line 15. The line 15 comment will be removed, as the new comment replaces it. Old string: ```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 string: ```cpp // Fix: Use index-based loop over a fixed size to prevent iterator invalidation const size_t original_size = events_.size(); for (size_t i = 0; i < original_size; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ``` This is a multi-line edit. I need to be careful with the context. ```cpp 00013| std::cout << "Processing events..." << std::endl; 00014| 00015| // BUG: Iterator invalidated by push_back 00016| for (auto it = events_.begin(); it != events_.end(); ++it) { 00017| std::cout << "Event: " << *it << std::endl; ... ``` I will combine lines 15-23 into the `oldString` and replace them. Old String (lines 15-23): ```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 String: ```cpp // Fix: Use index-based loop over a fixed size to prevent iterator invalidation const size_t original_size = events_.size(); for (size_t i = 0; i < original_size; ++i) { std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration if (events_[i] == "user_login") { events_.push_back("log_analytics"); } } ```  INFO 2026-02-13T16:50:23 +70ms service=bus type=message.part.updated publishing ��� Edit iterator_invalidation.cpp Index: /app/input/iterator_invalidation.cpp =================================================================== --- /app/input/iterator_invalidation.cpp +++ /app/input/iterator_invalidation.cpp @@ -11,15 +11,16 @@ void processEvents() { std::cout << "Processing events..." << std::endl; - // BUG: Iterator invalidated by push_back - for (auto it = events_.begin(); it != events_.end(); ++it) { - std::cout << "Event: " << *it << std::endl; + // Fix: Use index-based loop over a fixed size to prevent iterator invalidation + const size_t original_size = events_.size(); + for (size_t i = 0; i < original_size; ++i) { + std::cout << "Event: " << events_[i] << std::endl; // Add derived event during iteration - if (*it == "user_login") { - events_.push_back("log_analytics"); // Invalidates iterator! + if (events_[i] == "user_login") { + events_.push_back("log_analytics"); } } }  INFO 2026-02-13T16:50:23 +5ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:23 +2ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:23 +53ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:23 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:23 +0ms 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pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:24 +5ms service=tool.registry status=completed duration=6 task INFO 2026-02-13T16:50:24 +8ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-13T16:50:24 +40ms service=session.processor process INFO 2026-02-13T16:50:24 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:24 +36ms service=bus type=session.status publishing INFO 2026-02-13T16:50:24 +489ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:24 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:24 +21ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +305ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +86ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +8ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +0ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:25 +1ms service=permission permission=read pattern=/app/input/unsigned_underflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:25 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +19ms service=bus type=message.part.updated publishing `iterator_invalidation.cpp` is fixed. ## 4. `unsigned_underflow.cpp` - Ring buffer implementation Unsigned underflow is a classic bug, often occurring when comparing an unsigned integer to zero or decrementing an unsigned counter without checking for zero first. This usually leads to a huge positive number and potentially an out-of-bounds access. I will read the file to confirm.  INFO 2026-02-13T16:50:25 +13ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-13T16:50:25 +2ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/unsigned_underflow.cpp read INFO 2026-02-13T16:50:25 +4ms service=bus type=message.part.updated publishing ��� Read unsigned_underflow.cpp INFO 2026-02-13T16:50:25 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:25 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:25 +30ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:25 +2ms service=bus type=session.status publishing INFO 2026-02-13T16:50:25 +0ms service=session.prompt step=8 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:25 +90ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:25 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:25 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:25 +6ms 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ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:30 +0ms service=permission permission=edit pattern=app/input/unsigned_underflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:30 +2ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:30 +0ms service=format file=/app/input/unsigned_underflow.cpp formatting INFO 2026-02-13T16:50:30 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:30 +1ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:30 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:30 +3ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:30 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:30 +6ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/unsigned_underflow.cpp read INFO 2026-02-13T16:50:30 +6ms service=lsp file=/app/input/unsigned_underflow.cpp touching file INFO 2026-02-13T16:50:30 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:30 +1ms service=bus type=message.part.updated publishing  The bug is in `available()` (line 16). The available space is `tail_ - head_`. Since `head_` and `tail_` are `size_t` (unsigned), if the buffer wraps around and `tail_ < head_` (e.g., `head_=8`, `tail_=2`), the result underflows, leading to a huge number, not the correct `(tail_ + capacity_) - head_` logic for a wrapped buffer. However, based on the implementation of `push` (which doesn't implement a ring buffer correctly by only pushing and not respecting `capacity_` or the ring structure), and the definition of available: If `head_ <= tail_`, available is `tail_ - head_`. If `head_ > tail_`, available is `capacity_ - head_ + tail_`. The `push` implementation is also weird. It simply uses `push_back` on a `std::vector`, which just grows the vector, and then updates `tail_` modulo `capacity_`, but the `buffer_` itself doesn't wrap. The bug is likely only in `available()`. Assuming the *intent* was a correct ring buffer and the current state reflects: - `head_`: index of the oldest element. - `tail_`: index where the next element will be placed. After the three pushes: `head_=0`, `tail_=3`. `available()` is $3-0=3$, which is correct. The underflow happens when the buffer wraps, but the capacity logic isn't fully implemented (no `pop` and `buffer_` just grows). But if the buffer was full and wrapped: `capacity_ = 10`. 1. Push 10 items: `head_ = 0`, `tail_ = 0`. Full. Available should be 10 (or 0 if capacity means *space*). If `isEmpty()` is true, the buffer is empty. The problem uses `head_ == tail_` to check if it's empty, which is ambiguous for a ring buffer (it's also true when full). Let's stick to the simplest interpretation of the bug comment: `00016| return tail_ - head_; // Wraps around to huge number!` The fix for a standard ring buffer capacity is: $$ \text{Available} = ( \text{tail}\_ - \text{head}\_ + \text{capacity}\_ ) \pmod{ \text{capacity}\_ } $$ No, that's the number of *elements*. If the indices are $0 \dots C-1$: - When `tail_ > head_`: $\text{count} = \text{tail}\_ - \text{head}\_$ - When `head_ > tail_`: $\text{count} = \text{capacity}\_ - \text{head}\_ + \text{tail}\_$ - When `head_ = tail_`: $\text{count} = 0$ (if empty, checked by `isEmpty()`). *Note: The full case is not handled.* Since the indices are `size_t`, the first formula works: $$ \text{count} = (\text{tail}\_ - \text{head}\_) \% \text{capacity}\_ $$ However, using `size_t` for subtraction when `tail_ < head_` results in underflow. The correct way to handle wrap-around *without* underflow is: $$ \text{count} = (\text{tail}\_ + \text{capacity}\_ - \text{head}\_) \% \text{capacity}\_ $$ This expression always yields the correct count, as long as `capacity_` is the full size of the buffer. I will use this formula to fix the code on line 16, assuming `available()` means the number of elements *currently in* the buffer. Old line 16: ```cpp 00016| return tail_ - head_; // Wraps around to huge number! ``` New line 16: ```cpp 00016| return (tail_ + capacity_ - head_) % capacity_; ``` Wait, the `buffer_` is an `std::vector` that is growing with `push_back`. The `capacity_` field is a maximum logical capacity, but the actual vector size is what matters. The bug is clearly in the math of the indices, so I will fix the math while keeping in mind that `buffer_.size()` is not used. The `push` function increments `tail_` and wraps it around `capacity_`. `head_` seems to be the start index, which is never incremented (no `pop` function). The only logical way to calculate the number of items *currently pushed* is `tail_ - head_` when no pop has occurred, or the complex formula if pop was implemented. Since the code only has `push` and no `pop`, `head_` is always 0. The available size is simply `tail_`. However, if `push` was called 11 times, `tail_` would be 1, and the number of elements would be 11. This implementation is very flawed. Given the *explicit comment* "Wraps around to huge number!", the intended logic for a ring buffer is to calculate the number of elements between `head_` and `tail_` in a circular way. I will use the robust formula. I will use `edit` to replace line 16.  INFO 2026-02-13T16:50:30 +55ms service=bus type=message.part.updated publishing ��� Edit unsigned_underflow.cpp Index: /app/input/unsigned_underflow.cpp =================================================================== --- /app/input/unsigned_underflow.cpp +++ /app/input/unsigned_underflow.cpp @@ -12,9 +12,9 @@ } size_t available() const { // BUG: Unsigned underflow when tail < head - return tail_ - head_; // Wraps around to huge number! + return (tail_ + capacity_ - head_) % capacity_; } bool isEmpty() const { return head_ == tail_;  INFO 2026-02-13T16:50:30 +28ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:30 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:31 +76ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:31 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:31 +0ms service=session.prompt step=9 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:31 +115ms service=bus 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:31 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:31 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-13T16:50:31 +2ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-13T16:50:31 +36ms service=session.processor process INFO 2026-02-13T16:50:31 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:31 +12ms service=bus type=session.status publishing INFO 2026-02-13T16:50:33 +2705ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:33 +18ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:33 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +186ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +281ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +71ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +30ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +2ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:34 +1ms service=permission permission=read pattern=/app/input/dangling_cstr.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:34 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +66ms service=bus type=message.part.updated publishing `unsigned_underflow.cpp` is fixed. (Assuming `available` means number of elements, and the circular index logic is the intended fix, despite the incomplete ring buffer implementation.) ## 5. `dangling_cstr.cpp` - Log formatting system "dangling_cstr" suggests a dangling C-style string pointer, likely a `const char*` pointing to memory that has been deallocated, which is often caused by returning a pointer to a temporary `std::string`'s internal buffer (`.c_str()`). I will read the file to confirm.  INFO 2026-02-13T16:50:34 +9ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-13T16:50:34 +0ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/dangling_cstr.cpp read INFO 2026-02-13T16:50:34 +14ms service=bus type=message.part.updated publishing ��� Read dangling_cstr.cpp INFO 2026-02-13T16:50:34 +11ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:34 +3ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:34 +33ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:34 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:34 +0ms service=session.prompt step=10 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:34 +120ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:34 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:34 +2ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:34 +39ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:34 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:34 +2ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:34 +1ms service=tool.registry status=started question INFO 2026-02-13T16:50:34 +1ms service=tool.registry status=started bash INFO 2026-02-13T16:50:34 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:34 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:34 +4ms service=tool.registry status=started glob INFO 2026-02-13T16:50:34 +1ms service=tool.registry status=started grep INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=8 invalid INFO 2026-02-13T16:50:34 +2ms service=tool.registry status=completed duration=9 question INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=7 read INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=3 glob INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-13T16:50:34 +0ms service=tool.registry status=completed duration=8 bash INFO 2026-02-13T16:50:34 +3ms service=tool.registry status=completed duration=5 skill INFO 2026-02-13T16:50:34 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:34 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:34 +1ms service=tool.registry status=completed duration=8 task INFO 2026-02-13T16:50:34 +2ms service=session.prompt status=completed duration=20 resolveTools INFO 2026-02-13T16:50:34 +46ms service=session.processor process INFO 2026-02-13T16:50:34 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:34 +24ms service=bus type=session.status publishing INFO 2026-02-13T16:50:35 +695ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:35 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:35 +25ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:35 +182ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +219ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +150ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +146ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +126ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +12ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +18ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +5ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +122ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +82ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +21ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:36 +0ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:36 +1ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:36 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-13T16:50:36 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:36 +1ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:36 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:36 +6ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/dangling_cstr.cpp read INFO 2026-02-13T16:50:36 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-13T16:50:36 +5ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +1ms service=bus type=message.part.updated publishing  The bug is on line 10 and 8. `formatMessage` returns `formatted.c_str()`, where `formatted` is a local `std::string`. The `std::string` object `formatted` is destroyed when `formatMessage` returns, and the returned pointer becomes dangling. The fix is to return the `std::string` by value instead of returning a `const char*`. This is the most idiomatic C++ fix. I will use `edit` to change the return type on line 8. Old line 8: ```cpp 00008| const char* formatMessage(const std::string& msg) { ``` New line 8: ```cpp 00008| std::string formatMessage(const std::string& msg) { ``` I also need to change the return statement on line 10. Old line 10: ```cpp 00010| return formatted.c_str(); // Dangling pointer! ``` New line 10: ```cpp 00010| return formatted; // Return the string by value ``` I'll start with line 8.  INFO 2026-02-13T16:50:36 +37ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -4,9 +4,9 @@ // Log formatting system class Logger { public: // BUG: Returns c_str() of temporary string - const char* formatMessage(const std::string& msg) { + std::string formatMessage(const std::string& msg) { std::string formatted = "[LOG] " + msg; return formatted.c_str(); // Dangling pointer! }  INFO 2026-02-13T16:50:36 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:36 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:36 +28ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:36 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:36 +1ms service=session.prompt step=11 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:37 +171ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:37 +2ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:37 +0ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:37 +6ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:37 +3ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:37 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:37 +1ms service=tool.registry status=started question INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:37 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:37 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:37 +3ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:37 +5ms service=tool.registry status=completed duration=10 invalid INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=9 question INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=8 read INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=8 glob INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=8 grep INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=8 edit INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=8 write INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=5 webfetch INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=5 todowrite INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=9 bash INFO 2026-02-13T16:50:37 +0ms service=tool.registry status=completed duration=5 skill INFO 2026-02-13T16:50:37 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:37 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:37 +1ms service=tool.registry status=completed duration=9 task INFO 2026-02-13T16:50:37 +7ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-02-13T16:50:37 +18ms service=session.processor process INFO 2026-02-13T16:50:37 +1ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:37 +15ms service=bus type=session.status publishing INFO 2026-02-13T16:50:37 +612ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +61ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +123ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +1ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:37 +0ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:37 +0ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:37 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-13T16:50:37 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:37 +4ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:37 +1ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:37 +1ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:37 +1ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:37 +1ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:37 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:37 +9ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/dangling_cstr.cpp read INFO 2026-02-13T16:50:37 +1ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-13T16:50:37 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +1ms service=bus type=message.part.updated publishing Now for line 10.  INFO 2026-02-13T16:50:37 +20ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -6,9 +6,9 @@ public: // BUG: Returns c_str() of temporary string std::string formatMessage(const std::string& msg) { std::string formatted = "[LOG] " + msg; - return formatted.c_str(); // Dangling pointer! + return formatted; // Return the string by value } void log(const std::string& msg) { const char* formatted = formatMessage(msg);  INFO 2026-02-13T16:50:37 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:37 +2ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:37 +25ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:37 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:37 +1ms service=session.prompt step=12 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:38 +150ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:38 +4ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:38 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:38 +35ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:38 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:38 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:38 +1ms service=tool.registry status=started grep INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=1 invalid INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=1 glob INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-13T16:50:38 +5ms service=tool.registry status=completed duration=5 skill INFO 2026-02-13T16:50:38 +1ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:38 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:38 +0ms service=tool.registry status=completed duration=6 task INFO 2026-02-13T16:50:38 +1ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-13T16:50:38 +38ms service=session.processor process INFO 2026-02-13T16:50:38 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:38 +28ms service=bus type=session.status publishing INFO 2026-02-13T16:50:38 +453ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:38 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:38 +56ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:38 +10ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:38 +150ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +175ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +10ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +9ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +193ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +169ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +348ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +156ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:39 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +137ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +15ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:40 +2ms service=permission permission=edit pattern=app/input/dangling_cstr.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:40 +0ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:40 +0ms service=format file=/app/input/dangling_cstr.cpp formatting INFO 2026-02-13T16:50:40 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:40 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:40 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:40 +1ms service=bus type=message.part.updated publishing Now I need to check line 14 where it's called: ```cpp 00014| void log(const std::string& msg) { 00015| const char* formatted = formatMessage(msg); 00016| std::cout << formatted << std::endl; 00017| } ``` With the change, `formatMessage` returns a `std::string`. The compiler will now attempt to assign a `std::string` to a `const char*` which should fail, or at least be a bad idea. Since the caller expects a `const char*` for `std::cout <<`, I must call `.c_str()` on the temporary string returned by `formatMessage(msg)`. Wait, the caller can just use `std::string` directly. The variable `formatted` must be changed to `std::string` and then used in `std::cout`. Line 14 and 15: ```cpp 00014| void log(const std::string& msg) { 00015| const char* formatted = formatMessage(msg); 00016| std::cout << formatted << std::endl; 00017| } ``` If I change line 15 to: ```cpp std::string formatted = formatMessage(msg); ``` Line 16 remains fine because `std::cout` can take `std::string`. I will use `edit` to change line 15.  INFO 2026-02-13T16:50:40 +5ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/dangling_cstr.cpp read INFO 2026-02-13T16:50:40 +0ms service=lsp file=/app/input/dangling_cstr.cpp touching file INFO 2026-02-13T16:50:40 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +12ms service=bus type=message.part.updated publishing ��� Edit dangling_cstr.cpp Index: /app/input/dangling_cstr.cpp =================================================================== --- /app/input/dangling_cstr.cpp +++ /app/input/dangling_cstr.cpp @@ -10,9 +10,9 @@ return formatted; // Return the string by value } void log(const std::string& msg) { - const char* formatted = formatMessage(msg); + std::string formatted = formatMessage(msg); std::cout << formatted << std::endl; } };  INFO 2026-02-13T16:50:40 +9ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +3ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:40 +8ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:40 +3ms service=bus type=session.status publishing INFO 2026-02-13T16:50:40 +0ms service=session.prompt step=13 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:40 +160ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:40 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:40 +5ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:40 +20ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:40 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:40 +3ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:40 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:40 +2ms service=tool.registry status=started read INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=2 invalid INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=2 question INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=2 bash INFO 2026-02-13T16:50:40 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:40 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:40 +6ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:40 +0ms service=tool.registry status=completed duration=7 task INFO 2026-02-13T16:50:40 +2ms service=session.prompt status=completed duration=14 resolveTools INFO 2026-02-13T16:50:40 +49ms service=session.processor process INFO 2026-02-13T16:50:40 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:40 +27ms service=bus type=session.status publishing INFO 2026-02-13T16:50:40 +472ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:40 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +208ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +95ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +31ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +0ms service=permission permission=read pattern=/app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:41 +0ms service=permission permission=read pattern=/app/input/init_order.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:41 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +36ms service=bus type=message.part.updated publishing `dangling_cstr.cpp` is fixed. ## 6. `init_order.cpp` - Coordinate system with units "init_order" points to a static initialization order fiasco, where the initialization of one static variable depends on another static variable whose initialization order is non-deterministic or incorrect. I will read the file to confirm.  INFO 2026-02-13T16:50:41 +8ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-13T16:50:41 +0ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/init_order.cpp read INFO 2026-02-13T16:50:41 +2ms service=bus type=message.part.updated publishing ��� Read init_order.cpp INFO 2026-02-13T16:50:41 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:41 +2ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:41 +26ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:41 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:41 +0ms service=session.prompt step=14 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:41 +57ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:41 +10ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:41 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:41 +7ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:41 +2ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:41 +6ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:41 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:41 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=1 question INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=1 bash INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-13T16:50:41 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:41 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:41 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-13T16:50:41 +3ms service=session.prompt status=completed duration=11 resolveTools INFO 2026-02-13T16:50:41 +70ms service=session.processor process INFO 2026-02-13T16:50:41 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:41 +19ms service=bus type=session.status publishing INFO 2026-02-13T16:50:42 +684ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +13ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +200ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +160ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +166ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:42 +193ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +245ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +75ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +51ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +26ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +168ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +152ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +5ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +35ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +156ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:43 +30ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +117ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +169ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +21ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +20ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +8ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +232ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +34ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +96ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +157ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +11ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +96ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +30ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:44 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +120ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +241ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +4ms service=permission permission=edit pattern=app/input/init_order.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:45 +0ms service=permission permission=edit pattern=app/input/init_order.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:45 +0ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:45 +2ms service=format file=/app/input/init_order.cpp formatting INFO 2026-02-13T16:50:45 +1ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:45 +1ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:45 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:45 +2ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/init_order.cpp read INFO 2026-02-13T16:50:45 +3ms service=lsp file=/app/input/init_order.cpp touching file INFO 2026-02-13T16:50:45 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +16ms service=bus type=message.part.updated publishing  ��� Edit init_order.cpp Index: /app/input/init_order.cpp =================================================================== --- /app/input/init_order.cpp +++ /app/input/init_order.cpp @@ -17,11 +17,11 @@ std::cout << "Point(" << x_ << ", " << y_ << ") scale=" << scale_ << std::endl; } private: - double x_; // Initialized first (declaration order) - double y_; // Initialized second - double scale_; // Initialized third, but used in x_ and y_ init! + double scale_; // Initialized first (declaration order) + double x_; // Initialized second + double y_; // Initialized third }; int main() { Point p(3.0, 4.0, 2.0); // Should be (6.0, 8.0) with scale 2.0  INFO 2026-02-13T16:50:45 +6ms service=bus type=message.part.updated publishing The bug is indeed an initialization order problem, but within a class member initializer list, not static initialization. Class members are initialized in the order they are *declared* in the class definition, not the order they appear in the initializer list. In `Point`, the declaration order is: 1. `x_` (line 21) 2. `y_` (line 22) 3. `scale_` (line 23) In the constructor initializer list: 1. `scale_` is initialized. 2. `x_` is initialized using `scale_`. 3. `y_` is initialized using `scale_`. Since `x_` is initialized *before* `scale_` according to the declaration order, when `x_` is initialized using `scale_`, `scale_` is still uninitialized (it holds an indeterminate value). The fix is to reorder the member declarations in the private section so that `scale_` is declared before `x_` and `y_`. I will change lines 21-23. Old: ```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 (reorder to put `scale_` first): ```cpp 00021| double scale_; // Initialized first (declaration order) 00022| double x_; // Initialized second 00023| double y_; // Initialized third ``` This is a simple exchange of line 21 and 23's code. I will use `edit` to change line 21 and 23's code. Since the comments are part of the surrounding context, I will try to swap the variable declarations along with their comments. I'll replace lines 21-23. Old block: ```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 block: ```cpp 00021| double scale_; // Initialized first (declaration order) 00022| double x_; // Initialized second 00023| double y_; // Initialized third ``` Wait, I need to ensure the comments still make sense. I will remove the detailed comments and just put them in the correct order. Old: ```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 (swapping `scale_` and `x_`): ```cpp 00021| double scale_; // Initialized first (declaration order) 00022| double x_; // Initialized second 00023| double y_; // Initialized third ``` I'll use `edit` for a replacement block.  INFO 2026-02-13T16:50:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +3ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:45 +23ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:45 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:45 +4ms service=session.prompt step=15 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:45 +80ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:45 +0ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:45 +4ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:45 +4ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:45 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:45 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:45 +3ms service=tool.registry status=started bash INFO 2026-02-13T16:50:45 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=3 question INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=3 bash INFO 2026-02-13T16:50:45 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:45 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:45 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:45 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-13T16:50:45 +3ms service=session.prompt status=completed duration=8 resolveTools INFO 2026-02-13T16:50:45 +23ms service=session.processor process INFO 2026-02-13T16:50:45 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:45 +14ms service=bus type=session.status publishing INFO 2026-02-13T16:50:45 +469ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:45 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +27ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +232ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +145ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +18ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +2ms service=permission permission=read pattern=/app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:46 +0ms service=permission permission=read pattern=/app/input/off_by_one.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:46 +4ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +14ms service=bus type=message.part.updated publishing `init_order.cpp` is fixed. ## 7. `off_by_one.cpp` - Matrix border detection An off-by-one error often occurs in loops when using `<` instead of `<=` or vice versa, or when forgetting 0-based indexing. In a matrix/array context, it often leads to out-of-bounds access. I will read the file to confirm.  INFO 2026-02-13T16:50:46 +4ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-13T16:50:46 +1ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/off_by_one.cpp read INFO 2026-02-13T16:50:46 +6ms service=bus type=message.part.updated publishing ��� Read off_by_one.cpp INFO 2026-02-13T16:50:46 +5ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:46 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:46 +5ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:46 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:46 +3ms service=session.prompt step=16 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:46 +208ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:46 +2ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:46 +4ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:46 +20ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:46 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:46 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:46 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:46 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:46 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:46 +0ms service=tool.registry 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service=tool.registry status=completed duration=2 skill INFO 2026-02-13T16:50:46 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:46 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:46 +0ms service=tool.registry 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type=message.part.updated publishing INFO 2026-02-13T16:50:48 +13ms service=permission permission=edit pattern=app/input/off_by_one.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:48 +0ms service=permission permission=edit pattern=app/input/off_by_one.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:48 +12ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:48 +0ms service=format file=/app/input/off_by_one.cpp formatting INFO 2026-02-13T16:50:48 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:48 +1ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:48 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:48 +1ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:48 +33ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/off_by_one.cpp read INFO 2026-02-13T16:50:48 +10ms service=lsp file=/app/input/off_by_one.cpp touching file INFO 2026-02-13T16:50:48 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:48 +38ms service=bus type=message.part.updated publishing  The bug is clearly on line 17, as indicated by the comment and the context. The array `data_[5][5]` has valid indices $0 \dots 4$. The loop condition `i <= 5` will try to access `data_[0][5]`, which is out of bounds, leading to undefined behavior and a potential ASan failure. The fix is to change `i <= 5` to `i < 5`. I will use `edit` to change line 17.  INFO 2026-02-13T16:50:48 +33ms service=bus type=message.part.updated publishing ��� Edit off_by_one.cpp Index: /app/input/off_by_one.cpp =================================================================== --- /app/input/off_by_one.cpp +++ /app/input/off_by_one.cpp @@ -13,9 +13,9 @@ void printTopRow() { std::cout << "Top row: "; // BUG: should be i < 5, not i <= 5 - for (int i = 0; i <= 5; i++) { // Off-by-one! + for (int i = 0; i < 5; i++) { std::cout << data_[0][i] << " "; } std::cout << std::endl; }  INFO 2026-02-13T16:50:48 +16ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:48 +0ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:48 +115ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:48 +10ms service=bus type=session.status publishing INFO 2026-02-13T16:50:48 +0ms service=session.prompt step=17 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:49 +419ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:49 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:49 +0ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:49 +30ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:49 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:49 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:49 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:49 +2ms service=tool.registry status=started read INFO 2026-02-13T16:50:49 +1ms service=tool.registry status=started glob INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=3 question INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=1 read INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:49 +2ms service=tool.registry status=completed duration=2 grep INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=2 webfetch INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=2 todowrite INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=5 bash INFO 2026-02-13T16:50:49 +1ms service=tool.registry status=completed duration=3 skill INFO 2026-02-13T16:50:49 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:49 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:49 +0ms service=tool.registry status=completed duration=3 task INFO 2026-02-13T16:50:49 +8ms service=session.prompt status=completed duration=15 resolveTools INFO 2026-02-13T16:50:49 +22ms service=session.processor process INFO 2026-02-13T16:50:49 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:49 +46ms service=bus type=session.status publishing INFO 2026-02-13T16:50:50 +731ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +14ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +191ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +194ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +59ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +1ms service=permission permission=read pattern=/app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:50 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:50 +0ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +34ms service=bus type=message.part.updated publishing `off_by_one.one.cpp` is fixed. ## 8. `int_overflow.cpp` - Bulk price calculator Integer overflow occurs when an arithmetic operation results in a value larger than the maximum representable value of the integer type, typically leading to wrap-around (e.g., a large positive number becomes a large negative number). When dealing with money or counts, this can be subtle. The title suggests a multiplication resulting in an overflow. I will read the file to confirm.  INFO 2026-02-13T16:50:50 +95ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-13T16:50:50 +0ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/int_overflow.cpp read INFO 2026-02-13T16:50:50 +7ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-13T16:50:50 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:50 +10ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:50 +53ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:50 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:50 +0ms service=session.prompt step=18 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:51 +510ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:51 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:51 +9ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:51 +50ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:51 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:51 +2ms service=tool.registry status=started bash INFO 2026-02-13T16:50:51 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=started glob INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=started task INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=6 invalid INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=6 question INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=3 read INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=2 write INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=1 webfetch INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=4 bash INFO 2026-02-13T16:50:51 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:51 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:51 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:51 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-13T16:50:51 +11ms service=session.prompt status=completed duration=19 resolveTools INFO 2026-02-13T16:50:51 +75ms service=session.processor process INFO 2026-02-13T16:50:51 +5ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:51 +30ms service=bus type=session.status publishing INFO 2026-02-13T16:50:52 +675ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +76ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +206ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +207ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +182ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:52 +223ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +160ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +230ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +278ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +216ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +45ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +21ms service=permission permission=edit pattern=app/input/int_overflow.cpp 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checking INFO 2026-02-13T16:50:53 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:53 +1ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:53 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:53 +4ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/int_overflow.cpp read INFO 2026-02-13T16:50:53 +3ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-13T16:50:53 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +1ms service=bus type=message.part.updated publishing  The bug is on line 8. Multiplying two `int`s (32-bit signed integers) can result in an overflow if the result exceeds `INT_MAX` (approx 2.1 billion). The test case on line 24 multiplies $100,000 \times 50,000 = 5,000,000,000$ (5 billion), which is larger than `INT_MAX`. The fix is to use a wider type, such as `long long` (64-bit), for the multiplication and the return value, since the result of the calculation can exceed the range of `int`. I need to change: 1. Return type of `calculateTotal` (line 7). 2. The multiplication on line 8 to ensure it is performed using a 64-bit type before assignment. 3. The type of `total` in `printOrder` (line 12). Line 7: Old: `int calculateTotal(int pricePerUnit, int quantity) {` New: `long long calculateTotal(int pricePerUnit, int quantity) {` Line 8: Old: ` return pricePerUnit * quantity; // Can overflow!` New: ` return (long long)pricePerUnit * quantity;` (Casting one operand promotes the other) Line 12: Old: ` void printOrder(int price, int qty) {` New: ` void printOrder(int price, int qty) {` (Parameters remain `int`) Line 13: Old: ` int total = calculateTotal(price, qty);` New: ` long long total = calculateTotal(price, qty);` I will apply these four changes. First, line 7:  INFO 2026-02-13T16:50:53 +22ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -3,9 +3,9 @@ // Bulk price calculator class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs - int calculateTotal(int pricePerUnit, int quantity) { + long long calculateTotal(int pricePerUnit, int quantity) { return pricePerUnit * quantity; // Can overflow! } void printOrder(int price, int qty) {  INFO 2026-02-13T16:50:53 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:53 +0ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:54 +33ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:54 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:54 +5ms service=session.prompt step=19 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:54 +870ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:54 +6ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:54 +4ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:54 +8ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:54 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:54 +3ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:54 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:54 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:54 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:54 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:54 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:54 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:54 +0ms 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evaluate INFO 2026-02-13T16:50:55 +1ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:55 +0ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:55 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-13T16:50:55 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:55 +1ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:55 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:55 +3ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/int_overflow.cpp read INFO 2026-02-13T16:50:55 +1ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-13T16:50:55 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:55 +1ms service=bus type=message.part.updated publishing Second, line 8:  INFO 2026-02-13T16:50:55 +2ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -4,9 +4,9 @@ class PriceCalculator { public: // BUG: No overflow check - will overflow with large inputs long long calculateTotal(int pricePerUnit, int quantity) { - return pricePerUnit * quantity; // Can overflow! + return (long long)pricePerUnit * quantity; } void printOrder(int price, int qty) { int total = calculateTotal(price, qty);  INFO 2026-02-13T16:50:55 +8ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:55 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:55 +30ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:55 +2ms service=bus type=session.status publishing INFO 2026-02-13T16:50:55 +0ms service=session.prompt step=20 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:56 +167ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:56 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:56 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:56 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:56 +3ms service=tool.registry status=started write INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:56 +1ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=completed duration=5 invalid INFO 2026-02-13T16:50:56 +0ms service=tool.registry status=completed duration=5 question INFO 2026-02-13T16:50:56 +0ms 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ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:56 +0ms service=permission permission=task 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ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:56 +0ms service=permission permission=read pattern=/app/input/int_overflow.cpp action={"permission":"read","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:56 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:56 +24ms service=bus type=message.part.updated publishing Third, line 12:  INFO 2026-02-13T16:50:57 +174ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-13T16:50:57 +8ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/int_overflow.cpp read INFO 2026-02-13T16:50:57 +4ms service=bus type=message.part.updated publishing ��� Read int_overflow.cpp INFO 2026-02-13T16:50:57 +2ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:57 +1ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:57 +16ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:57 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:50:57 +4ms service=session.prompt step=21 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:57 +225ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:57 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:57 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:57 +4ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:57 +1ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:57 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:57 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:57 +1ms service=tool.registry status=started read INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:57 +1ms service=tool.registry status=started write INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:57 +1ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=3 invalid INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=3 question INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=2 read INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=2 glob INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=2 grep INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=2 edit INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=1 write INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=3 bash INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=0 skill INFO 2026-02-13T16:50:57 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:57 +1ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:57 +0ms service=tool.registry status=completed duration=2 task INFO 2026-02-13T16:50:57 +4ms service=session.prompt status=completed duration=9 resolveTools INFO 2026-02-13T16:50:57 +5ms service=session.processor process INFO 2026-02-13T16:50:57 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:57 +22ms service=bus type=session.status publishing INFO 2026-02-13T16:50:58 +741ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +3ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +47ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +168ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +13ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +56ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +109ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +68ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +14ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +9ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +26ms service=permission permission=edit pattern=app/input/int_overflow.cpp ruleset=[{"permission":"*","pattern":"*","action":"allow"},{"permission":"doom_loop","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","pattern":"*","action":"allow"},{"permission":"plan_enter","pattern":"*","action":"allow"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","pattern":"*","action":"deny"},{"permission":"plan_enter","pattern":"*","action":"deny"},{"permission":"plan_exit","pattern":"*","action":"deny"}] evaluate INFO 2026-02-13T16:50:58 +1ms service=permission permission=edit pattern=app/input/int_overflow.cpp action={"permission":"*","pattern":"*","action":"allow"} evaluated INFO 2026-02-13T16:50:58 +2ms service=bus type=file.edited publishing INFO 2026-02-13T16:50:58 +0ms service=format file=/app/input/int_overflow.cpp formatting INFO 2026-02-13T16:50:58 +0ms service=format name=zig ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=uv ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=terraform ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=standardrb ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=shfmt ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=rustfmt ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=ruff ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=rubocop ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=air ext=.cpp checking INFO 2026-02-13T16:50:58 +1ms service=format name=prettier ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=pint ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=oxfmt ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=ormolu ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=ocamlformat ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=nixfmt ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=mix ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=latexindent ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=ktlint ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=htmlbeautifier ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=gofmt ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=gleam ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=dart ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=clang-format ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=format name=biome ext=.cpp checking INFO 2026-02-13T16:50:58 +0ms service=bus type=file.watcher.updated publishing INFO 2026-02-13T16:50:58 +11ms service=file.time sessionID=ses_3a8172e97ffe75RGP65QaOaywq file=/app/input/int_overflow.cpp read INFO 2026-02-13T16:50:58 +1ms service=lsp file=/app/input/int_overflow.cpp touching file INFO 2026-02-13T16:50:58 +18ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +1ms service=bus type=message.part.updated publishing  The read confirms the changes so far. Now I need to change line 12. Old line 12: ```cpp 00012| int total = calculateTotal(price, qty); ``` New line 12: ```cpp 00012| long long total = calculateTotal(price, qty); ```  INFO 2026-02-13T16:50:58 +26ms service=bus type=message.part.updated publishing ��� Edit int_overflow.cpp Index: /app/input/int_overflow.cpp =================================================================== --- /app/input/int_overflow.cpp +++ /app/input/int_overflow.cpp @@ -8,9 +8,9 @@ return (long long)pricePerUnit * quantity; } void printOrder(int price, int qty) { - int total = calculateTotal(price, qty); + long long total = calculateTotal(price, qty); std::cout << "Price: $" << price << " x " << qty << " = $" << total << std::endl; } };  INFO 2026-02-13T16:50:58 +7ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:58 +0ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:58 +27ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:58 +0ms service=bus type=session.status publishing INFO 2026-02-13T16:50:58 +0ms service=session.prompt step=22 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:50:59 +210ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:59 +1ms service=bus type=session.updated publishing INFO 2026-02-13T16:50:59 +3ms service=bus type=session.diff publishing INFO 2026-02-13T16:50:59 +4ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:59 +0ms service=session.prompt status=started resolveTools INFO 2026-02-13T16:50:59 +1ms service=tool.registry status=started invalid INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started question INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started bash INFO 2026-02-13T16:50:59 +0ms service=bash-tool shell=/usr/bin/bash bash tool using shell INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started read INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started glob INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started grep INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started edit INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started write INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started task INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started webfetch INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started todowrite INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=started skill INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 invalid INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 question INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 read INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 glob INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 grep INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 edit INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 write INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 webfetch INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 todowrite INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=0 bash INFO 2026-02-13T16:50:59 +1ms service=tool.registry status=completed duration=1 skill INFO 2026-02-13T16:50:59 +0ms service=permission permission=task pattern=general ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:59 +0ms service=permission permission=task pattern=explore ruleset=[{"permission":"*","action":"allow","pattern":"*"},{"permission":"doom_loop","action":"ask","pattern":"*"},{"permission":"external_directory","pattern":"*","action":"ask"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"},{"permission":"question","action":"deny","pattern":"*"},{"permission":"plan_enter","action":"deny","pattern":"*"},{"permission":"plan_exit","action":"deny","pattern":"*"},{"permission":"read","pattern":"*","action":"allow"},{"permission":"read","pattern":"*.env","action":"ask"},{"permission":"read","pattern":"*.env.*","action":"ask"},{"permission":"read","pattern":"*.env.example","action":"allow"},{"permission":"question","action":"allow","pattern":"*"},{"permission":"plan_enter","action":"allow","pattern":"*"},{"permission":"external_directory","pattern":"/home/cubbi/.local/share/opencode/tool-output/*","action":"allow"}] evaluate INFO 2026-02-13T16:50:59 +0ms service=tool.registry status=completed duration=1 task INFO 2026-02-13T16:50:59 +5ms service=session.prompt status=completed duration=7 resolveTools INFO 2026-02-13T16:50:59 +84ms service=session.processor process INFO 2026-02-13T16:50:59 +0ms service=llm providerID=openrouter modelID=google/gemini-2.5-flash-preview-09-2025 sessionID=ses_3a8172e97ffe75RGP65QaOaywq small=false agent=build mode=primary stream INFO 2026-02-13T16:50:59 +27ms service=bus type=session.status publishing INFO 2026-02-13T16:50:59 +664ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:59 +1ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:59 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:59 +2ms service=bus type=message.part.updated publishing `int_overflow.cpp` is fixed. All 8 files have been addressed. The task is complete.  INFO 2026-02-13T16:50:59 +6ms service=bus type=message.part.updated publishing INFO 2026-02-13T16:50:59 +2ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:59 +67ms service=bus type=message.updated publishing INFO 2026-02-13T16:50:59 +6ms service=bus type=session.status publishing INFO 2026-02-13T16:50:59 +0ms service=session.prompt step=23 sessionID=ses_3a8172e97ffe75RGP65QaOaywq loop INFO 2026-02-13T16:51:00 +692ms service=bus type=message.updated publishing INFO 2026-02-13T16:51:00 +3ms service=bus type=session.updated publishing INFO 2026-02-13T16:51:00 +1ms service=bus type=session.diff publishing INFO 2026-02-13T16:51:00 +4ms service=session.prompt sessionID=ses_3a8172e97ffe75RGP65QaOaywq exiting loop INFO 2026-02-13T16:51:00 +4ms service=session.compaction pruning INFO 2026-02-13T16:51:00 +17ms service=session.prompt sessionID=ses_3a8172e97ffe75RGP65QaOaywq cancel INFO 2026-02-13T16:51:00 +1ms service=bus type=session.status publishing INFO 2026-02-13T16:51:00 +0ms service=bus type=session.idle publishing INFO 2026-02-13T16:51:00 +4ms service=default directory=/app/input disposing instance INFO 2026-02-13T16:51:00 +1ms service=state key=/app/input waiting for state disposal to complete INFO 2026-02-13T16:51:00 +2ms service=state key=/app/input state disposal completed --- Initial command finished (exit code: 0) --- --- no_shell=true, exiting container without starting shell --- Command execution complete. Container has exited. Session has been cleaned up.