[INFO] fetching crate mutex 1.0.2...
[INFO] testing mutex-1.0.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mutex 1.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mutex 1.0.2
[INFO] finished tweaking crates.io crate mutex 1.0.2
[INFO] tweaked toml for crates.io crate mutex 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutex 1.0.2 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 mutex 1.0.2 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] 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] f4e4f73fa7c9e9d6c8b4446fafdeeed5bd3dd90c9edf9f2fb24f05ccacbcf06c
[INFO] running `Command { std: "docker" "start" "-a" "f4e4f73fa7c9e9d6c8b4446fafdeeed5bd3dd90c9edf9f2fb24f05ccacbcf06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4e4f73fa7c9e9d6c8b4446fafdeeed5bd3dd90c9edf9f2fb24f05ccacbcf06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e4f73fa7c9e9d6c8b4446fafdeeed5bd3dd90c9edf9f2fb24f05ccacbcf06c", kill_on_drop: false }`
[INFO] [stdout] f4e4f73fa7c9e9d6c8b4446fafdeeed5bd3dd90c9edf9f2fb24f05ccacbcf06c
[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] 30ec072a0eb1749ef2a538cc9580482687c854a4105d3a5bf8ff20b4e8a7bacd
[INFO] running `Command { std: "docker" "start" "-a" "30ec072a0eb1749ef2a538cc9580482687c854a4105d3a5bf8ff20b4e8a7bacd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mutex-traits v1.0.1
[INFO] [stderr]    Compiling critical-section v1.1.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "30ec072a0eb1749ef2a538cc9580482687c854a4105d3a5bf8ff20b4e8a7bacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ec072a0eb1749ef2a538cc9580482687c854a4105d3a5bf8ff20b4e8a7bacd", kill_on_drop: false }`
[INFO] [stdout] 30ec072a0eb1749ef2a538cc9580482687c854a4105d3a5bf8ff20b4e8a7bacd
[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] d5cf771482614c1c88f5ccf2dd68461574c4e141784abcfb048946257d1550ad
[INFO] running `Command { std: "docker" "start" "-a" "d5cf771482614c1c88f5ccf2dd68461574c4e141784abcfb048946257d1550ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d5cf771482614c1c88f5ccf2dd68461574c4e141784abcfb048946257d1550ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5cf771482614c1c88f5ccf2dd68461574c4e141784abcfb048946257d1550ad", kill_on_drop: false }`
[INFO] [stdout] d5cf771482614c1c88f5ccf2dd68461574c4e141784abcfb048946257d1550ad
[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] ed1125eda4c2792ca06eb98bce9bb52b4f6eafefe3dce2bce5555a8683afec06
[INFO] running `Command { std: "docker" "start" "-a" "ed1125eda4c2792ca06eb98bce9bb52b4f6eafefe3dce2bce5555a8683afec06", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutex-8c7fda915a165d15)
[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] [stderr]    Doc-tests 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" "ed1125eda4c2792ca06eb98bce9bb52b4f6eafefe3dce2bce5555a8683afec06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1125eda4c2792ca06eb98bce9bb52b4f6eafefe3dce2bce5555a8683afec06", kill_on_drop: false }`
[INFO] [stdout] ed1125eda4c2792ca06eb98bce9bb52b4f6eafefe3dce2bce5555a8683afec06