[INFO] fetching crate shellow 0.1.0-alpha.0...
[INFO] testing shellow-0.1.0-alpha.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate shellow 0.1.0-alpha.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate shellow 0.1.0-alpha.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shellow 0.1.0-alpha.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 shellow 0.1.0-alpha.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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2273eaec348f79498f5597ccb947ec5e26ca98246abebe3d4904a707e5c85062
[INFO] running `Command { std: "docker" "start" "-a" "2273eaec348f79498f5597ccb947ec5e26ca98246abebe3d4904a707e5c85062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2273eaec348f79498f5597ccb947ec5e26ca98246abebe3d4904a707e5c85062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2273eaec348f79498f5597ccb947ec5e26ca98246abebe3d4904a707e5c85062", kill_on_drop: false }`
[INFO] [stdout] 2273eaec348f79498f5597ccb947ec5e26ca98246abebe3d4904a707e5c85062
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b33ad2259031e001fc05fe327bb92b69d306a05e718db75df89ee9f94ab8d140
[INFO] running `Command { std: "docker" "start" "-a" "b33ad2259031e001fc05fe327bb92b69d306a05e718db75df89ee9f94ab8d140", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b33ad2259031e001fc05fe327bb92b69d306a05e718db75df89ee9f94ab8d140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33ad2259031e001fc05fe327bb92b69d306a05e718db75df89ee9f94ab8d140", kill_on_drop: false }`
[INFO] [stdout] b33ad2259031e001fc05fe327bb92b69d306a05e718db75df89ee9f94ab8d140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c40afe8c93b2b824b355da0006915a70a84741fb61d019614c58844906f6a604
[INFO] running `Command { std: "docker" "start" "-a" "c40afe8c93b2b824b355da0006915a70a84741fb61d019614c58844906f6a604", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c40afe8c93b2b824b355da0006915a70a84741fb61d019614c58844906f6a604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40afe8c93b2b824b355da0006915a70a84741fb61d019614c58844906f6a604", kill_on_drop: false }`
[INFO] [stdout] c40afe8c93b2b824b355da0006915a70a84741fb61d019614c58844906f6a604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 810355cb49359bc0ac2ce4a2e74e3866e3c36e1676a6b5eeeaf63d1d4218006e
[INFO] running `Command { std: "docker" "start" "-a" "810355cb49359bc0ac2ce4a2e74e3866e3c36e1676a6b5eeeaf63d1d4218006e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/shellow-8c6336d96d4dc24c)
[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" "810355cb49359bc0ac2ce4a2e74e3866e3c36e1676a6b5eeeaf63d1d4218006e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810355cb49359bc0ac2ce4a2e74e3866e3c36e1676a6b5eeeaf63d1d4218006e", kill_on_drop: false }`
[INFO] [stdout] 810355cb49359bc0ac2ce4a2e74e3866e3c36e1676a6b5eeeaf63d1d4218006e