[INFO] cloning repository https://github.com/Lochlanna/mini_lock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lochlanna/mini_lock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLochlanna%2Fmini_lock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLochlanna%2Fmini_lock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdcccf75f91d1bb9e6188f1644df150fdf32d75e
[INFO] testing Lochlanna/mini_lock against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLochlanna%2Fmini_lock" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lochlanna/mini_lock
[INFO] finished tweaking git repo https://github.com/Lochlanna/mini_lock
[INFO] tweaked toml for git repo https://github.com/Lochlanna/mini_lock written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lochlanna/mini_lock 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] crate git repo https://github.com/Lochlanna/mini_lock 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-2026-04-21" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b17609b4de73b5af0fdd432bb82a4202ddeadbb542594427444db8e1217b3e8b
[INFO] running `Command { std: "docker" "start" "-a" "b17609b4de73b5af0fdd432bb82a4202ddeadbb542594427444db8e1217b3e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17609b4de73b5af0fdd432bb82a4202ddeadbb542594427444db8e1217b3e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17609b4de73b5af0fdd432bb82a4202ddeadbb542594427444db8e1217b3e8b", kill_on_drop: false }`
[INFO] [stdout] b17609b4de73b5af0fdd432bb82a4202ddeadbb542594427444db8e1217b3e8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9772be4ea65abd8479757ff75432e2588adb6638898fbed96058b8baf3a65a46
[INFO] running `Command { std: "docker" "start" "-a" "9772be4ea65abd8479757ff75432e2588adb6638898fbed96058b8baf3a65a46", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling mini_lock v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "9772be4ea65abd8479757ff75432e2588adb6638898fbed96058b8baf3a65a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9772be4ea65abd8479757ff75432e2588adb6638898fbed96058b8baf3a65a46", kill_on_drop: false }`
[INFO] [stdout] 9772be4ea65abd8479757ff75432e2588adb6638898fbed96058b8baf3a65a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 68902a33034740d0959d90473175823af8448f96d636ed28c0199f3aa1ef95c7
[INFO] running `Command { std: "docker" "start" "-a" "68902a33034740d0959d90473175823af8448f96d636ed28c0199f3aa1ef95c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_lock v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "68902a33034740d0959d90473175823af8448f96d636ed28c0199f3aa1ef95c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68902a33034740d0959d90473175823af8448f96d636ed28c0199f3aa1ef95c7", kill_on_drop: false }`
[INFO] [stdout] 68902a33034740d0959d90473175823af8448f96d636ed28c0199f3aa1ef95c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8db74efd3a5d4fccaf11920bab970c0d8dc9f2773ad268a45102233d8a4b6f3e
[INFO] running `Command { std: "docker" "start" "-a" "8db74efd3a5d4fccaf11920bab970c0d8dc9f2773ad268a45102233d8a4b6f3e", 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/mini_lock-cc36025b4a1d1958)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_lock_reentrancy ... ignored, don't yet have deadlock detection
[INFO] [stdout] test tests::test_lock_unlock ... ok
[INFO] [stdout] test tests::test_try_lock ... ok
[INFO] [stdout] test tests::test_double_unlock - should panic ... ok
[INFO] [stdout] test tests::test_thread_blocking ... ok
[INFO] [stdout] test tests::test_thread_contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mini_lock
[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" "8db74efd3a5d4fccaf11920bab970c0d8dc9f2773ad268a45102233d8a4b6f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db74efd3a5d4fccaf11920bab970c0d8dc9f2773ad268a45102233d8a4b6f3e", kill_on_drop: false }`
[INFO] [stdout] 8db74efd3a5d4fccaf11920bab970c0d8dc9f2773ad268a45102233d8a4b6f3e