[INFO] fetching crate parallel_worker 1.0.2...
[INFO] testing parallel_worker-1.0.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate parallel_worker 1.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate parallel_worker 1.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate parallel_worker 1.0.2
[INFO] tweaked toml for crates.io crate parallel_worker 1.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parallel_worker 1.0.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parallel_worker 1.0.2 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1a7b3f5b12dde77864fb97ee18b78c5e4e8eb98ebb0be0b039bfbc83a59921e
[INFO] running `Command { std: "docker" "start" "-a" "c1a7b3f5b12dde77864fb97ee18b78c5e4e8eb98ebb0be0b039bfbc83a59921e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a7b3f5b12dde77864fb97ee18b78c5e4e8eb98ebb0be0b039bfbc83a59921e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a7b3f5b12dde77864fb97ee18b78c5e4e8eb98ebb0be0b039bfbc83a59921e", kill_on_drop: false }`
[INFO] [stdout] c1a7b3f5b12dde77864fb97ee18b78c5e4e8eb98ebb0be0b039bfbc83a59921e
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6056b95ae962b946d295985158f6f87f58f6fb757baf95986213d97f7485fee9
[INFO] running `Command { std: "docker" "start" "-a" "6056b95ae962b946d295985158f6f87f58f6fb757baf95986213d97f7485fee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling parallel_worker v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "6056b95ae962b946d295985158f6f87f58f6fb757baf95986213d97f7485fee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6056b95ae962b946d295985158f6f87f58f6fb757baf95986213d97f7485fee9", kill_on_drop: false }`
[INFO] [stdout] 6056b95ae962b946d295985158f6f87f58f6fb757baf95986213d97f7485fee9
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a046c1a8711026343d20581c0b4cd14cf8ad8ac1c486e2d2f3b279b87bf4d06
[INFO] running `Command { std: "docker" "start" "-a" "3a046c1a8711026343d20581c0b4cd14cf8ad8ac1c486e2d2f3b279b87bf4d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling parallel_worker v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "3a046c1a8711026343d20581c0b4cd14cf8ad8ac1c486e2d2f3b279b87bf4d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a046c1a8711026343d20581c0b4cd14cf8ad8ac1c486e2d2f3b279b87bf4d06", kill_on_drop: false }`
[INFO] [stdout] 3a046c1a8711026343d20581c0b4cd14cf8ad8ac1c486e2d2f3b279b87bf4d06
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9edcb071d014a5132730a55fabba472f774335c800d1f847e09c0dc7b133e214
[INFO] running `Command { std: "docker" "start" "-a" "9edcb071d014a5132730a55fabba472f774335c800d1f847e09c0dc7b133e214", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parallel_worker-6db43f8e65eab510)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test internal::worker_state::tests::test_state ... ok
[INFO] [stdout] test internal::task_queue::tests::test_task_queue ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-df8c8ea12639d1f4)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_get_if_ready ... ok
[INFO] [stdout] test test_receive_results_in_buffer ... ok
[INFO] [stdout] test test_receive_results_in_buffer_blocking ... ok
[INFO] [stdout] test test_receive_all_results ... ok
[INFO] [stdout] test basic_worker ... ok
[INFO] [stdout] test test_optional_return ... ok
[INFO] [stdout] test test_worker_base ... ok
[INFO] [stdout] test test_get_iter ... ok
[INFO] [stdout] test test_cancel ... ok
[INFO] [stdout] test test_many_tasks ... ok
[INFO] [stdout] test test_wait_for_result ... ok
[INFO] [stdout] test test_wait_for_all_results ... ok
[INFO] [stdout] test test_cancel_count ... ok
[INFO] [stdout] test test_reset ... ok
[INFO] [stdout] test test_long_running_worker ... ok
[INFO] [stdout] test test_ordered_worker_cancel ... ok
[INFO] [stdout] test test_ordered_worker ... ok
[INFO] [stdout] test test_cancel_high_load ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.57s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests parallel_worker
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/internal/worker_state.rs - internal::worker_state::check_if_cancelled (line 12) ... ignored
[INFO] [stdout] test src/internal/worker_state.rs - internal::worker_state::check_if_cancelled (line 23) ... ignored
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9edcb071d014a5132730a55fabba472f774335c800d1f847e09c0dc7b133e214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edcb071d014a5132730a55fabba472f774335c800d1f847e09c0dc7b133e214", kill_on_drop: false }`
[INFO] [stdout] 9edcb071d014a5132730a55fabba472f774335c800d1f847e09c0dc7b133e214