[INFO] fetching crate tokio-task-manager 0.2.0...
[INFO] testing tokio-task-manager-0.2.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate tokio-task-manager 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tokio-task-manager 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-task-manager 0.2.0
[INFO] tweaked toml for crates.io crate tokio-task-manager 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-task-manager 0.2.0 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] crate crates.io crate tokio-task-manager 0.2.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 962b47fc1bd4374c4b592c5913defb3a4607f5dc220b568a98bbdce2d266df03
[INFO] running `Command { std: "docker" "start" "-a" "962b47fc1bd4374c4b592c5913defb3a4607f5dc220b568a98bbdce2d266df03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "962b47fc1bd4374c4b592c5913defb3a4607f5dc220b568a98bbdce2d266df03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962b47fc1bd4374c4b592c5913defb3a4607f5dc220b568a98bbdce2d266df03", kill_on_drop: false }`
[INFO] [stdout] 962b47fc1bd4374c4b592c5913defb3a4607f5dc220b568a98bbdce2d266df03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 547380a89789877e847fd8214e12db8a1a36c4b5b4fdb584f45a4dbcc68cbd04
[INFO] running `Command { std: "docker" "start" "-a" "547380a89789877e847fd8214e12db8a1a36c4b5b4fdb584f45a4dbcc68cbd04", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling tokio v1.18.2
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]    Compiling tokio-task-manager v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.93s
[INFO] running `Command { std: "docker" "inspect" "547380a89789877e847fd8214e12db8a1a36c4b5b4fdb584f45a4dbcc68cbd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547380a89789877e847fd8214e12db8a1a36c4b5b4fdb584f45a4dbcc68cbd04", kill_on_drop: false }`
[INFO] [stdout] 547380a89789877e847fd8214e12db8a1a36c4b5b4fdb584f45a4dbcc68cbd04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 297780fc29f688b244d9db2d2d6284a7308ab38ea39b80e732c2c3295ec45c6d
[INFO] running `Command { std: "docker" "start" "-a" "297780fc29f688b244d9db2d2d6284a7308ab38ea39b80e732c2c3295ec45c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling tokio v1.18.2
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-task-manager v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "297780fc29f688b244d9db2d2d6284a7308ab38ea39b80e732c2c3295ec45c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297780fc29f688b244d9db2d2d6284a7308ab38ea39b80e732c2c3295ec45c6d", kill_on_drop: false }`
[INFO] [stdout] 297780fc29f688b244d9db2d2d6284a7308ab38ea39b80e732c2c3295ec45c6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3fd75b796aa9c6316899c82a43317b9b49c12a924f15c5f675e9d949ce5763cd
[INFO] running `Command { std: "docker" "start" "-a" "3fd75b796aa9c6316899c82a43317b9b49c12a924f15c5f675e9d949ce5763cd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_task_manager-4b3507651a759800)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::task_manager_zero_task_wait ... ok
[INFO] [stdout] test tests::task_manager_zero_task_shutdown_gracefully_on_ctrl_c_ ... ok
[INFO] [stdout] test tests::task_manager_shutdown_timeout ... ok
[INFO] [stdout] test tests::task_manager_graceful_shutdown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_task_manager
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ReadmeDocTests (line 283) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fd75b796aa9c6316899c82a43317b9b49c12a924f15c5f675e9d949ce5763cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd75b796aa9c6316899c82a43317b9b49c12a924f15c5f675e9d949ce5763cd", kill_on_drop: false }`
[INFO] [stdout] 3fd75b796aa9c6316899c82a43317b9b49c12a924f15c5f675e9d949ce5763cd