[INFO] fetching crate coachman 0.3.0...
[INFO] testing coachman-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate coachman 0.3.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate coachman 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coachman 0.3.0
[INFO] finished tweaking crates.io crate coachman 0.3.0
[INFO] tweaked toml for crates.io crate coachman 0.3.0 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate crates.io crate coachman 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2212820e22c7bfe088f1e974f3ff8341953e4ab4a62a9c7f1663d8ed7f22807c
[INFO] running `Command { std: "docker" "start" "-a" "2212820e22c7bfe088f1e974f3ff8341953e4ab4a62a9c7f1663d8ed7f22807c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2212820e22c7bfe088f1e974f3ff8341953e4ab4a62a9c7f1663d8ed7f22807c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2212820e22c7bfe088f1e974f3ff8341953e4ab4a62a9c7f1663d8ed7f22807c", kill_on_drop: false }`
[INFO] [stdout] 2212820e22c7bfe088f1e974f3ff8341953e4ab4a62a9c7f1663d8ed7f22807c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3478041bda32e4dcf9881a5e34e772cf10c2a172b16eb00a85487a70ecdf7db
[INFO] running `Command { std: "docker" "start" "-a" "c3478041bda32e4dcf9881a5e34e772cf10c2a172b16eb00a85487a70ecdf7db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling coachman v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "c3478041bda32e4dcf9881a5e34e772cf10c2a172b16eb00a85487a70ecdf7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3478041bda32e4dcf9881a5e34e772cf10c2a172b16eb00a85487a70ecdf7db", kill_on_drop: false }`
[INFO] [stdout] c3478041bda32e4dcf9881a5e34e772cf10c2a172b16eb00a85487a70ecdf7db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35424f3492165768134591da14932a3b33c80ad31fd0b0554beb185c74a44fad
[INFO] running `Command { std: "docker" "start" "-a" "35424f3492165768134591da14932a3b33c80ad31fd0b0554beb185c74a44fad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling coachman v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/task_manager.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     tokio::time::timeout(time::Duration::from_secs(5), task_manager.process(false)).await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "35424f3492165768134591da14932a3b33c80ad31fd0b0554beb185c74a44fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35424f3492165768134591da14932a3b33c80ad31fd0b0554beb185c74a44fad", kill_on_drop: false }`
[INFO] [stdout] 35424f3492165768134591da14932a3b33c80ad31fd0b0554beb185c74a44fad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59fed2ed702dd85ca5eef43d179a385ad9e34074133ed78050027b3b93105081
[INFO] running `Command { std: "docker" "start" "-a" "59fed2ed702dd85ca5eef43d179a385ad9e34074133ed78050027b3b93105081", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/task_manager.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     tokio::time::timeout(time::Duration::from_secs(5), task_manager.process(false)).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `coachman` (example "task_manager") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coachman-162f75e945957adf)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test manager::tests::test_task_abortion ... ok
[INFO] [stdout] test manager::tests::test_task_manager_abortion ... ok
[INFO] [stdout] test manager::tests::test_task_detach ... ok
[INFO] [stdout] test manager::tests::test_task_manager_cancellation ... ok
[INFO] [stdout] test manager::tests::test_task_manager_overflow ... ok
[INFO] [stdout] test manager::tests::test_processing_loop ... ok
[INFO] [stdout] test task::tests::test_is_task_canceled ... ok
[INFO] [stdout] test task::tests::test_cancellation_order ... ok
[INFO] [stdout] test task::tests::test_task_abortion ... ok
[INFO] [stdout] test task::tests::test_task_cancellation ... ok
[INFO] [stdout] test manager::tests::test_task_unwinding_disabled ... ok
[INFO] [stdout] test manager::tests::test_task_unwinding_enabled - should panic ... ok
[INFO] [stdout] test task::tests::test_task_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coachman
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/macros.rs - macros::try_await (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/task.rs - task (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59fed2ed702dd85ca5eef43d179a385ad9e34074133ed78050027b3b93105081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59fed2ed702dd85ca5eef43d179a385ad9e34074133ed78050027b3b93105081", kill_on_drop: false }`
[INFO] [stdout] 59fed2ed702dd85ca5eef43d179a385ad9e34074133ed78050027b3b93105081