[INFO] fetching crate vulcan 0.1.0...
[INFO] testing vulcan-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate vulcan 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate vulcan 0.1.0
[INFO] finished tweaking crates.io crate vulcan 0.1.0
[INFO] tweaked toml for crates.io crate vulcan 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vulcan 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vulcan 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 869cfdfef6e9d303aadea428475025ae2a9e780c9718ab22a145854a8478e957
[INFO] running `Command { std: "docker" "start" "-a" "869cfdfef6e9d303aadea428475025ae2a9e780c9718ab22a145854a8478e957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "869cfdfef6e9d303aadea428475025ae2a9e780c9718ab22a145854a8478e957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869cfdfef6e9d303aadea428475025ae2a9e780c9718ab22a145854a8478e957", kill_on_drop: false }`
[INFO] [stdout] 869cfdfef6e9d303aadea428475025ae2a9e780c9718ab22a145854a8478e957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8037ab283d43cf8e827260e8403e9bead7dcbcf1b76386deb1545bbdb37abe0b
[INFO] running `Command { std: "docker" "start" "-a" "8037ab283d43cf8e827260e8403e9bead7dcbcf1b76386deb1545bbdb37abe0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vulcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "8037ab283d43cf8e827260e8403e9bead7dcbcf1b76386deb1545bbdb37abe0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8037ab283d43cf8e827260e8403e9bead7dcbcf1b76386deb1545bbdb37abe0b", kill_on_drop: false }`
[INFO] [stdout] 8037ab283d43cf8e827260e8403e9bead7dcbcf1b76386deb1545bbdb37abe0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5a86eed9022837bd9b0e2f308e84cddd6817ee49dd5258093c464241e6cdc90
[INFO] running `Command { std: "docker" "start" "-a" "f5a86eed9022837bd9b0e2f308e84cddd6817ee49dd5258093c464241e6cdc90", kill_on_drop: false }`
[INFO] [stderr]    Compiling vulcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "f5a86eed9022837bd9b0e2f308e84cddd6817ee49dd5258093c464241e6cdc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a86eed9022837bd9b0e2f308e84cddd6817ee49dd5258093c464241e6cdc90", kill_on_drop: false }`
[INFO] [stdout] f5a86eed9022837bd9b0e2f308e84cddd6817ee49dd5258093c464241e6cdc90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0f5262dc1053eed27261dd2011c4836c52a9f96b8e25d20771498a6a8cc3a98
[INFO] running `Command { std: "docker" "start" "-a" "d0f5262dc1053eed27261dd2011c4836c52a9f96b8e25d20771498a6a8cc3a98", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vulcan-e918f24706382c46)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0f5262dc1053eed27261dd2011c4836c52a9f96b8e25d20771498a6a8cc3a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f5262dc1053eed27261dd2011c4836c52a9f96b8e25d20771498a6a8cc3a98", kill_on_drop: false }`
[INFO] [stdout] d0f5262dc1053eed27261dd2011c4836c52a9f96b8e25d20771498a6a8cc3a98