[INFO] fetching crate async-executor 1.4.1...
[INFO] testing async-executor-1.4.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate async-executor 1.4.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate async-executor 1.4.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-executor 1.4.1
[INFO] finished tweaking crates.io crate async-executor 1.4.1
[INFO] tweaked toml for crates.io crate async-executor 1.4.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate async-executor 1.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-io v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdfbd906eac1f865bc42d9a9aa8cb6b408108bcdbe426a1837720b84b6416bec
[INFO] running `Command { std: "docker" "start" "-a" "bdfbd906eac1f865bc42d9a9aa8cb6b408108bcdbe426a1837720b84b6416bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdfbd906eac1f865bc42d9a9aa8cb6b408108bcdbe426a1837720b84b6416bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfbd906eac1f865bc42d9a9aa8cb6b408108bcdbe426a1837720b84b6416bec", kill_on_drop: false }`
[INFO] [stdout] bdfbd906eac1f865bc42d9a9aa8cb6b408108bcdbe426a1837720b84b6416bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84a8a77bfc7e83c00dccc94744425438ae4378621180b34687c32fa4688d0503
[INFO] running `Command { std: "docker" "start" "-a" "84a8a77bfc7e83c00dccc94744425438ae4378621180b34687c32fa4688d0503", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-executor v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "84a8a77bfc7e83c00dccc94744425438ae4378621180b34687c32fa4688d0503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a8a77bfc7e83c00dccc94744425438ae4378621180b34687c32fa4688d0503", kill_on_drop: false }`
[INFO] [stdout] 84a8a77bfc7e83c00dccc94744425438ae4378621180b34687c32fa4688d0503
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4acf4b80640f3cb794a336a98d60d92dcde5619d916848ffcd7082e9fc235a5c
[INFO] running `Command { std: "docker" "start" "-a" "4acf4b80640f3cb794a336a98d60d92dcde5619d916848ffcd7082e9fc235a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling async-io v1.4.0
[INFO] [stderr]    Compiling async-executor v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.05s
[INFO] running `Command { std: "docker" "inspect" "4acf4b80640f3cb794a336a98d60d92dcde5619d916848ffcd7082e9fc235a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4acf4b80640f3cb794a336a98d60d92dcde5619d916848ffcd7082e9fc235a5c", kill_on_drop: false }`
[INFO] [stdout] 4acf4b80640f3cb794a336a98d60d92dcde5619d916848ffcd7082e9fc235a5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bff819e52b7f1d715234a41523dd0a1a7e2ba79a7106a1118593ec2bf2e1d35
[INFO] running `Command { std: "docker" "start" "-a" "6bff819e52b7f1d715234a41523dd0a1a7e2ba79a7106a1118593ec2bf2e1d35", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_executor-efda611f451dcce2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/drop.rs (/opt/rustwide/target/debug/deps/drop-9e910e1823515b6f)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test await_task_after_dropping_executor ... ok
[INFO] [stdout] test drop_finished_task_and_then_drop_executor ... ok
[INFO] [stdout] test leaked_executor_leaks_everything ... ok
[INFO] [stdout] test drop_executor_and_then_drop_finished_task ... ok
[INFO] [stdout] test executor_cancels_everything ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-executor
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Executor::new (line 83) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::new (line 315) ... ok
[INFO] [stdout] test src/lib.rs - Executor::is_empty (line 99) ... ok
[INFO] [stdout] test src/lib.rs - Executor::spawn (line 121) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::spawn (line 353) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::tick (line 416) ... ok
[INFO] [stdout] test src/lib.rs - Executor::tick (line 195) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::is_empty (line 331) ... ok
[INFO] [stdout] test src/lib.rs - Executor::try_tick (line 161) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor (line 288) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::try_tick (line 393) ... ok
[INFO] [stdout] test src/lib.rs - Executor::run (line 216) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::run (line 435) ... ok
[INFO] [stdout] test src/lib.rs - Executor (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6bff819e52b7f1d715234a41523dd0a1a7e2ba79a7106a1118593ec2bf2e1d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bff819e52b7f1d715234a41523dd0a1a7e2ba79a7106a1118593ec2bf2e1d35", kill_on_drop: false }`
[INFO] [stdout] 6bff819e52b7f1d715234a41523dd0a1a7e2ba79a7106a1118593ec2bf2e1d35