[INFO] fetching crate tracing-mutex 0.3.2...
[INFO] testing tracing-mutex-0.3.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tracing-mutex 0.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tracing-mutex 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tracing-mutex 0.3.2
[INFO] tweaked toml for crates.io crate tracing-mutex 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-mutex 0.3.2 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 crates.io crate tracing-mutex 0.3.2 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-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c27e1c28cd7fa70c82154ea63bd3aa3d8a247a52cdc003a5d6030d2c38f529b3
[INFO] running `Command { std: "docker" "start" "-a" "c27e1c28cd7fa70c82154ea63bd3aa3d8a247a52cdc003a5d6030d2c38f529b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27e1c28cd7fa70c82154ea63bd3aa3d8a247a52cdc003a5d6030d2c38f529b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27e1c28cd7fa70c82154ea63bd3aa3d8a247a52cdc003a5d6030d2c38f529b3", kill_on_drop: false }`
[INFO] [stdout] c27e1c28cd7fa70c82154ea63bd3aa3d8a247a52cdc003a5d6030d2c38f529b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 447ef62e68ab056158757af405eb07f4be2424eacfc297ae30c34588aa962473
[INFO] running `Command { std: "docker" "start" "-a" "447ef62e68ab056158757af405eb07f4be2424eacfc297ae30c34588aa962473", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-mutex v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "447ef62e68ab056158757af405eb07f4be2424eacfc297ae30c34588aa962473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447ef62e68ab056158757af405eb07f4be2424eacfc297ae30c34588aa962473", kill_on_drop: false }`
[INFO] [stdout] 447ef62e68ab056158757af405eb07f4be2424eacfc297ae30c34588aa962473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0871f07a78aaf868af433c09419d0d32f4c009c26cc2a7cd9df8640dfc6eb3fd
[INFO] running `Command { std: "docker" "start" "-a" "0871f07a78aaf868af433c09419d0d32f4c009c26cc2a7cd9df8640dfc6eb3fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling anstyle v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling clap_builder v4.4.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap v4.4.0
[INFO] [stderr]    Compiling regex v1.9.4
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling tracing-mutex v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.48s
[INFO] running `Command { std: "docker" "inspect" "0871f07a78aaf868af433c09419d0d32f4c009c26cc2a7cd9df8640dfc6eb3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0871f07a78aaf868af433c09419d0d32f4c009c26cc2a7cd9df8640dfc6eb3fd", kill_on_drop: false }`
[INFO] [stdout] 0871f07a78aaf868af433c09419d0d32f4c009c26cc2a7cd9df8640dfc6eb3fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9eb5c5a2f2a81b91240c6f19613368bf8cee45d825ce3784150c7f2be98b0953
[INFO] running `Command { std: "docker" "start" "-a" "9eb5c5a2f2a81b91240c6f19613368bf8cee45d825ce3784150c7f2be98b0953", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_mutex-e2dc4cdd0aa764d6)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test graph::tests::test_digraph ... ok
[INFO] [stdout] test graph::tests::fuzz_digraph ... ok
[INFO] [stdout] test tests::test_lazy_mutex_id ... ok
[INFO] [stdout] test tests::test_mutex_id_conflict - should panic ... ok
[INFO] [stdout] test stdsync::tracing::tests::test_detect_cycle - should panic ... ok
[INFO] [stdout] test stdsync::tracing::lazy_lock::tests::test_panic_with_cycle - should panic ... ok
[INFO] [stdout] test graph::tests::test_no_self_cycle ... ok
[INFO] [stdout] test stdsync::tracing::tests::test_mutex_usage ... ok
[INFO] [stdout] test stdsync::tracing::tests::test_once_usage ... ok
[INFO] [stdout] test stdsync::tracing::tests::test_rwlock_usage ... ok
[INFO] [stdout] test stdsync::tracing::lazy_lock::tests::test_only_init_once ... ok
[INFO] [stdout] test tests::test_next_mutex_id ... ok
[INFO] [stdout] test tests::fuzz_mutex_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing_mutex
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/stdsync.rs - stdsync (line 12) ... ok
[INFO] [stdout] test src/stdsync/tracing.rs - stdsync::tracing::OnceLock (line 530) ... ok
[INFO] [stdout] test src/stdsync/tracing.rs - stdsync::tracing::Condvar (line 190) ... ok
[INFO] [stdout] test src/stdsync/tracing/lazy_lock.rs - stdsync::tracing::lazy_lock::LazyLock (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9eb5c5a2f2a81b91240c6f19613368bf8cee45d825ce3784150c7f2be98b0953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb5c5a2f2a81b91240c6f19613368bf8cee45d825ce3784150c7f2be98b0953", kill_on_drop: false }`
[INFO] [stdout] 9eb5c5a2f2a81b91240c6f19613368bf8cee45d825ce3784150c7f2be98b0953
