[INFO] fetching crate per-thread-mutex 0.1.4...
[INFO] testing per-thread-mutex-0.1.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate per-thread-mutex 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate per-thread-mutex 0.1.4
[INFO] finished tweaking crates.io crate per-thread-mutex 0.1.4
[INFO] tweaked toml for crates.io crate per-thread-mutex 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate per-thread-mutex 0.1.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae8241074be56b80651fb93d31fe293228384143a4c42d16d01d15a8525718ee
[INFO] running `Command { std: "docker" "start" "-a" "ae8241074be56b80651fb93d31fe293228384143a4c42d16d01d15a8525718ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae8241074be56b80651fb93d31fe293228384143a4c42d16d01d15a8525718ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8241074be56b80651fb93d31fe293228384143a4c42d16d01d15a8525718ee", kill_on_drop: false }`
[INFO] [stdout] ae8241074be56b80651fb93d31fe293228384143a4c42d16d01d15a8525718ee
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9957ca83fa323fc1cd4fd811a63a6e08a894c9758d8d25f9274b6b6ddc2d16b4
[INFO] running `Command { std: "docker" "start" "-a" "9957ca83fa323fc1cd4fd811a63a6e08a894c9758d8d25f9274b6b6ddc2d16b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling per-thread-mutex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "9957ca83fa323fc1cd4fd811a63a6e08a894c9758d8d25f9274b6b6ddc2d16b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9957ca83fa323fc1cd4fd811a63a6e08a894c9758d8d25f9274b6b6ddc2d16b4", kill_on_drop: false }`
[INFO] [stdout] 9957ca83fa323fc1cd4fd811a63a6e08a894c9758d8d25f9274b6b6ddc2d16b4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46158089c6b643a3384ec2815b0f88e674146c83cf5481500f25577cf225e163
[INFO] running `Command { std: "docker" "start" "-a" "46158089c6b643a3384ec2815b0f88e674146c83cf5481500f25577cf225e163", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling per-thread-mutex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "46158089c6b643a3384ec2815b0f88e674146c83cf5481500f25577cf225e163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46158089c6b643a3384ec2815b0f88e674146c83cf5481500f25577cf225e163", kill_on_drop: false }`
[INFO] [stdout] 46158089c6b643a3384ec2815b0f88e674146c83cf5481500f25577cf225e163
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7dc3d55eaaf07bca5a7569f6beffc09c1192660dbf5410234ed46c1c90e3a69c
[INFO] running `Command { std: "docker" "start" "-a" "7dc3d55eaaf07bca5a7569f6beffc09c1192660dbf5410234ed46c1c90e3a69c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/per_thread_mutex-355d66b1c09edbe3)
[INFO] [stdout] test tests::test_lock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests per_thread_mutex
[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" "7dc3d55eaaf07bca5a7569f6beffc09c1192660dbf5410234ed46c1c90e3a69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc3d55eaaf07bca5a7569f6beffc09c1192660dbf5410234ed46c1c90e3a69c", kill_on_drop: false }`
[INFO] [stdout] 7dc3d55eaaf07bca5a7569f6beffc09c1192660dbf5410234ed46c1c90e3a69c