[INFO] fetching crate tasking 0.4.0...
[INFO] testing tasking-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate tasking 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tasking 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tasking 0.4.0
[INFO] tweaked toml for crates.io crate tasking 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tasking 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tasking 0.4.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_filter v0.1.4
[INFO] [stderr]   Downloaded lits v0.3.1
[INFO] [stderr]   Downloaded jiff-static v0.2.16
[INFO] [stderr]   Downloaded portable-atomic v1.12.0
[INFO] [stderr]   Downloaded jiff v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eee6296690099d72324bc2dc9342d8a625081fadc6e36baceb038c363ee41b2
[INFO] running `Command { std: "docker" "start" "-a" "0eee6296690099d72324bc2dc9342d8a625081fadc6e36baceb038c363ee41b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eee6296690099d72324bc2dc9342d8a625081fadc6e36baceb038c363ee41b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eee6296690099d72324bc2dc9342d8a625081fadc6e36baceb038c363ee41b2", kill_on_drop: false }`
[INFO] [stdout] 0eee6296690099d72324bc2dc9342d8a625081fadc6e36baceb038c363ee41b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15c2afb40e2a05bd74669c9583b63300264f8835dfc10e37883c05ce4d6f8aed
[INFO] running `Command { std: "docker" "start" "-a" "15c2afb40e2a05bd74669c9583b63300264f8835dfc10e37883c05ce4d6f8aed", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling bytesize v2.3.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling lits v0.3.1
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tasking v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "15c2afb40e2a05bd74669c9583b63300264f8835dfc10e37883c05ce4d6f8aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c2afb40e2a05bd74669c9583b63300264f8835dfc10e37883c05ce4d6f8aed", kill_on_drop: false }`
[INFO] [stdout] 15c2afb40e2a05bd74669c9583b63300264f8835dfc10e37883c05ce4d6f8aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fa32604baaa0ed1de97f27056db310857ec2eb8376e434825528ea83b43517c
[INFO] running `Command { std: "docker" "start" "-a" "9fa32604baaa0ed1de97f27056db310857ec2eb8376e434825528ea83b43517c", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling jiff v0.2.16
[INFO] [stderr]    Compiling tasking v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.00s
[INFO] running `Command { std: "docker" "inspect" "9fa32604baaa0ed1de97f27056db310857ec2eb8376e434825528ea83b43517c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa32604baaa0ed1de97f27056db310857ec2eb8376e434825528ea83b43517c", kill_on_drop: false }`
[INFO] [stdout] 9fa32604baaa0ed1de97f27056db310857ec2eb8376e434825528ea83b43517c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c9e5d9bea0bc9dee7eb7c8db539ca74bf3644232053aca2cf5d3c9ac940d41f
[INFO] running `Command { std: "docker" "start" "-a" "8c9e5d9bea0bc9dee7eb7c8db539ca74bf3644232053aca2cf5d3c9ac940d41f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tasking-32f51141b6359574)
[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]      Running tests/task.rs (/opt/rustwide/target/debug/deps/task-cad509720082d1a5)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test restart_on_error_disabled_runs_once_and_stops ... ok
[INFO] [stdout] test descriptor_update_does_not_restart_for_equal_descriptors ... ok
[INFO] [stdout] test restart_on_error_enabled_restarts_after_failure ... ok
[INFO] [stdout] test abort_graceful_on_drop ... ok
[INFO] [stdout] test abort_forced_when_task_ignores_abort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/task_hub.rs (/opt/rustwide/target/debug/deps/task_hub-89e32d482447eacc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test task_hub_adds_and_removes_tasks_on_update ... ok
[INFO] [stderr]    Doc-tests tasking
[INFO] [stdout] test task_hub_merge_keeps_running_tasks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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" "8c9e5d9bea0bc9dee7eb7c8db539ca74bf3644232053aca2cf5d3c9ac940d41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9e5d9bea0bc9dee7eb7c8db539ca74bf3644232053aca2cf5d3c9ac940d41f", kill_on_drop: false }`
[INFO] [stdout] 8c9e5d9bea0bc9dee7eb7c8db539ca74bf3644232053aca2cf5d3c9ac940d41f