[INFO] fetching crate parallel_worker 1.0.2...
[INFO] testing parallel_worker-1.0.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate parallel_worker 1.0.2 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parallel_worker 1.0.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17f882d501b42823299c0d241e92564252ffefa0cc9bb3dc7c9d29ae1597e581
[INFO] running `Command { std: "docker" "start" "-a" "17f882d501b42823299c0d241e92564252ffefa0cc9bb3dc7c9d29ae1597e581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f882d501b42823299c0d241e92564252ffefa0cc9bb3dc7c9d29ae1597e581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f882d501b42823299c0d241e92564252ffefa0cc9bb3dc7c9d29ae1597e581", kill_on_drop: false }`
[INFO] [stdout] 17f882d501b42823299c0d241e92564252ffefa0cc9bb3dc7c9d29ae1597e581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fc6f79590a87c209d274d92b977950f00e6937b6cc8a67aaa7aa0fe40393bfd
[INFO] running `Command { std: "docker" "start" "-a" "0fc6f79590a87c209d274d92b977950f00e6937b6cc8a67aaa7aa0fe40393bfd", 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 0.29s
[INFO] running `Command { std: "docker" "inspect" "0fc6f79590a87c209d274d92b977950f00e6937b6cc8a67aaa7aa0fe40393bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc6f79590a87c209d274d92b977950f00e6937b6cc8a67aaa7aa0fe40393bfd", kill_on_drop: false }`
[INFO] [stdout] 0fc6f79590a87c209d274d92b977950f00e6937b6cc8a67aaa7aa0fe40393bfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2621caaba53dba1a6bfd286d8d495a1e262d622f6dc83cf4f33aa38ef3f2b99
[INFO] running `Command { std: "docker" "start" "-a" "a2621caaba53dba1a6bfd286d8d495a1e262d622f6dc83cf4f33aa38ef3f2b99", 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 2.81s
[INFO] running `Command { std: "docker" "inspect" "a2621caaba53dba1a6bfd286d8d495a1e262d622f6dc83cf4f33aa38ef3f2b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2621caaba53dba1a6bfd286d8d495a1e262d622f6dc83cf4f33aa38ef3f2b99", kill_on_drop: false }`
[INFO] [stdout] a2621caaba53dba1a6bfd286d8d495a1e262d622f6dc83cf4f33aa38ef3f2b99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 317355f2999df7ee3c18439744455f14078051087c55a26568340e63a2eeeb4b
[INFO] running `Command { std: "docker" "start" "-a" "317355f2999df7ee3c18439744455f14078051087c55a26568340e63a2eeeb4b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[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 0.54s
[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_iter ... ok
[INFO] [stdout] test test_optional_return ... ok
[INFO] [stdout] test test_many_tasks ... ok
[INFO] [stdout] test basic_worker ... ok
[INFO] [stdout] test test_cancel ... 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 test_wait_for_all_results ... ok
[INFO] [stdout] test test_get_if_ready ... ok
[INFO] [stdout] test test_wait_for_result ... ok
[INFO] [stdout] test test_worker_base ... ok
[INFO] [stdout] test test_cancel_count ... ok
[INFO] [stdout] test test_reset ... ok
[INFO] [stdout] test test_ordered_worker_cancel ... ok
[INFO] [stdout] test test_cancel_high_load ... ok
[INFO] [stdout] test test_long_running_worker ... ok
[INFO] [stdout] test test_ordered_worker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s
[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 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... 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 0.03s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.47s; merged doctests compilation took 1.40s
[INFO] running `Command { std: "docker" "inspect" "317355f2999df7ee3c18439744455f14078051087c55a26568340e63a2eeeb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317355f2999df7ee3c18439744455f14078051087c55a26568340e63a2eeeb4b", kill_on_drop: false }`
[INFO] [stdout] 317355f2999df7ee3c18439744455f14078051087c55a26568340e63a2eeeb4b