[INFO] fetching crate portable-mutex 0.0.0...
[INFO] testing portable-mutex-0.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate portable-mutex 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate portable-mutex 0.0.0
[INFO] finished tweaking crates.io crate portable-mutex 0.0.0
[INFO] tweaked toml for crates.io crate portable-mutex 0.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate portable-mutex 0.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b73928ce91427fa5afc98fdb36f71447a4fd0c261a73b99580c28da88be498d3
[INFO] running `Command { std: "docker" "start" "-a" "b73928ce91427fa5afc98fdb36f71447a4fd0c261a73b99580c28da88be498d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b73928ce91427fa5afc98fdb36f71447a4fd0c261a73b99580c28da88be498d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73928ce91427fa5afc98fdb36f71447a4fd0c261a73b99580c28da88be498d3", kill_on_drop: false }`
[INFO] [stdout] b73928ce91427fa5afc98fdb36f71447a4fd0c261a73b99580c28da88be498d3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 300014ccd7bceee07a50b2779e73a65a40fa1c519a9c759316b57eedb14a1a79
[INFO] running `Command { std: "docker" "start" "-a" "300014ccd7bceee07a50b2779e73a65a40fa1c519a9c759316b57eedb14a1a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-mutex v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "300014ccd7bceee07a50b2779e73a65a40fa1c519a9c759316b57eedb14a1a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300014ccd7bceee07a50b2779e73a65a40fa1c519a9c759316b57eedb14a1a79", kill_on_drop: false }`
[INFO] [stdout] 300014ccd7bceee07a50b2779e73a65a40fa1c519a9c759316b57eedb14a1a79
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52cb1a3a259c410e2b5e13c1ec27b1eb59f741b80b0e17ad46e7bfe26b6b31c5
[INFO] running `Command { std: "docker" "start" "-a" "52cb1a3a259c410e2b5e13c1ec27b1eb59f741b80b0e17ad46e7bfe26b6b31c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-mutex v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "52cb1a3a259c410e2b5e13c1ec27b1eb59f741b80b0e17ad46e7bfe26b6b31c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cb1a3a259c410e2b5e13c1ec27b1eb59f741b80b0e17ad46e7bfe26b6b31c5", kill_on_drop: false }`
[INFO] [stdout] 52cb1a3a259c410e2b5e13c1ec27b1eb59f741b80b0e17ad46e7bfe26b6b31c5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99884764259b86dc738e6a44c3bda00982cb46f8ae608477ca6274ffe9caf5f8
[INFO] running `Command { std: "docker" "start" "-a" "99884764259b86dc738e6a44c3bda00982cb46f8ae608477ca6274ffe9caf5f8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/portable_mutex-f38935a954f6c797)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests portable_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" "99884764259b86dc738e6a44c3bda00982cb46f8ae608477ca6274ffe9caf5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99884764259b86dc738e6a44c3bda00982cb46f8ae608477ca6274ffe9caf5f8", kill_on_drop: false }`
[INFO] [stdout] 99884764259b86dc738e6a44c3bda00982cb46f8ae608477ca6274ffe9caf5f8
