[INFO] fetching crate shortest-color 0.1.3...
[INFO] testing shortest-color-0.1.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate shortest-color 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate shortest-color 0.1.3
[INFO] finished tweaking crates.io crate shortest-color 0.1.3
[INFO] tweaked toml for crates.io crate shortest-color 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shortest-color 0.1.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shortest-color 0.1.3 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f58c5708e9149e3764349bbbcbb5598959b719e12e059acb1d1a3f446c4086f
[INFO] running `Command { std: "docker" "start" "-a" "4f58c5708e9149e3764349bbbcbb5598959b719e12e059acb1d1a3f446c4086f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f58c5708e9149e3764349bbbcbb5598959b719e12e059acb1d1a3f446c4086f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f58c5708e9149e3764349bbbcbb5598959b719e12e059acb1d1a3f446c4086f", kill_on_drop: false }`
[INFO] [stdout] 4f58c5708e9149e3764349bbbcbb5598959b719e12e059acb1d1a3f446c4086f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf71dec0967658349fa13d5df87524610d8c47b94ea0a92315218abf87433c5
[INFO] running `Command { std: "docker" "start" "-a" "ebf71dec0967658349fa13d5df87524610d8c47b94ea0a92315218abf87433c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling shortest-color v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ebf71dec0967658349fa13d5df87524610d8c47b94ea0a92315218abf87433c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf71dec0967658349fa13d5df87524610d8c47b94ea0a92315218abf87433c5", kill_on_drop: false }`
[INFO] [stdout] ebf71dec0967658349fa13d5df87524610d8c47b94ea0a92315218abf87433c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa40c6abd5e0a2a1a8c4fb8631b1596c8c87943b89a4fe84ca7d45d1892faa95
[INFO] running `Command { std: "docker" "start" "-a" "fa40c6abd5e0a2a1a8c4fb8631b1596c8c87943b89a4fe84ca7d45d1892faa95", kill_on_drop: false }`
[INFO] [stderr]    Compiling shortest-color v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "fa40c6abd5e0a2a1a8c4fb8631b1596c8c87943b89a4fe84ca7d45d1892faa95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa40c6abd5e0a2a1a8c4fb8631b1596c8c87943b89a4fe84ca7d45d1892faa95", kill_on_drop: false }`
[INFO] [stdout] fa40c6abd5e0a2a1a8c4fb8631b1596c8c87943b89a4fe84ca7d45d1892faa95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95936b046ea62844df666c4a63670f387e84c4b2805afa4eae3a27698aa100ec
[INFO] running `Command { std: "docker" "start" "-a" "95936b046ea62844df666c4a63670f387e84c4b2805afa4eae3a27698aa100ec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shortest_color-cd3562d03a13b743)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shortest_color
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "95936b046ea62844df666c4a63670f387e84c4b2805afa4eae3a27698aa100ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95936b046ea62844df666c4a63670f387e84c4b2805afa4eae3a27698aa100ec", kill_on_drop: false }`
[INFO] [stdout] 95936b046ea62844df666c4a63670f387e84c4b2805afa4eae3a27698aa100ec