[INFO] fetching crate async-executor 1.4.1...
[INFO] testing async-executor-1.4.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate async-executor 1.4.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate async-executor 1.4.1 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 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-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 74cea24c41fc79e6982986ed3a225fa10c470bf421463d9df75d816da0525752
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74cea24c41fc79e6982986ed3a225fa10c470bf421463d9df75d816da0525752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74cea24c41fc79e6982986ed3a225fa10c470bf421463d9df75d816da0525752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cea24c41fc79e6982986ed3a225fa10c470bf421463d9df75d816da0525752", kill_on_drop: false }`
[INFO] [stdout] 74cea24c41fc79e6982986ed3a225fa10c470bf421463d9df75d816da0525752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ddfb81da70309590fd504803921c65bcfa4f665f1e3f5f2f97065ad1d2414fd
[INFO] running `Command { std: "docker" "start" "-a" "1ddfb81da70309590fd504803921c65bcfa4f665f1e3f5f2f97065ad1d2414fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[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 4.75s
[INFO] running `Command { std: "docker" "inspect" "1ddfb81da70309590fd504803921c65bcfa4f665f1e3f5f2f97065ad1d2414fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddfb81da70309590fd504803921c65bcfa4f665f1e3f5f2f97065ad1d2414fd", kill_on_drop: false }`
[INFO] [stdout] 1ddfb81da70309590fd504803921c65bcfa4f665f1e3f5f2f97065ad1d2414fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 94eb4c82bdedde218a2596cd5f46ed502e3793aa4cbe0f6c2e47e5df2ee350e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "94eb4c82bdedde218a2596cd5f46ed502e3793aa4cbe0f6c2e47e5df2ee350e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling polling v2.0.3
[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 7.55s
[INFO] running `Command { std: "docker" "inspect" "94eb4c82bdedde218a2596cd5f46ed502e3793aa4cbe0f6c2e47e5df2ee350e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94eb4c82bdedde218a2596cd5f46ed502e3793aa4cbe0f6c2e47e5df2ee350e1", kill_on_drop: false }`
[INFO] [stdout] 94eb4c82bdedde218a2596cd5f46ed502e3793aa4cbe0f6c2e47e5df2ee350e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f84130a4a5e299b2bb8365175dd0206057310661453900d4d17767a7d78b0bc
[INFO] running `Command { std: "docker" "start" "-a" "5f84130a4a5e299b2bb8365175dd0206057310661453900d4d17767a7d78b0bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_executor-efda611f451dcce2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/drop.rs (/opt/rustwide/target/debug/deps/drop-9e910e1823515b6f)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test await_task_after_dropping_executor ... ok
[INFO] [stdout] test drop_executor_and_then_drop_finished_task ... ok
[INFO] [stdout] test drop_finished_task_and_then_drop_executor ... ok
[INFO] [stdout] test leaked_executor_leaks_everything ... ok
[INFO] [stderr]    Doc-tests async-executor
[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 0.05s
[INFO] [stdout] 
[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 - LocalExecutor::is_empty (line 331) ... ok
[INFO] [stdout] test src/lib.rs - Executor::try_tick (line 161) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::spawn (line 353) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::run (line 435) ... ok
[INFO] [stdout] test src/lib.rs - Executor::spawn (line 121) ... ok
[INFO] [stdout] test src/lib.rs - Executor::tick (line 195) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor (line 288) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::tick (line 416) ... ok
[INFO] [stdout] test src/lib.rs - LocalExecutor::try_tick (line 393) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Executor::run (line 216) ... 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 5.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f84130a4a5e299b2bb8365175dd0206057310661453900d4d17767a7d78b0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f84130a4a5e299b2bb8365175dd0206057310661453900d4d17767a7d78b0bc", kill_on_drop: false }`
[INFO] [stdout] 5f84130a4a5e299b2bb8365175dd0206057310661453900d4d17767a7d78b0bc