[INFO] fetching crate async-macros 2.0.0...
[INFO] testing async-macros-2.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate async-macros 2.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate async-macros 2.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-macros 2.0.0
[INFO] finished tweaking crates.io crate async-macros 2.0.0
[INFO] tweaked toml for crates.io crate async-macros 2.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate async-macros 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3a2f4453bb76a166c6028477c3f275da1f997d929285cff1e01ad13b2019c1e
[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" "b3a2f4453bb76a166c6028477c3f275da1f997d929285cff1e01ad13b2019c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3a2f4453bb76a166c6028477c3f275da1f997d929285cff1e01ad13b2019c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a2f4453bb76a166c6028477c3f275da1f997d929285cff1e01ad13b2019c1e", kill_on_drop: false }`
[INFO] [stdout] b3a2f4453bb76a166c6028477c3f275da1f997d929285cff1e01ad13b2019c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 5b35939cccd14b7fff8c7311c3c12359e00e1064b2b8fe28dcabbbd5477daf8c
[INFO] running `Command { std: "docker" "start" "-a" "5b35939cccd14b7fff8c7311c3c12359e00e1064b2b8fe28dcabbbd5477daf8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling async-macros v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5b35939cccd14b7fff8c7311c3c12359e00e1064b2b8fe28dcabbbd5477daf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b35939cccd14b7fff8c7311c3c12359e00e1064b2b8fe28dcabbbd5477daf8c", kill_on_drop: false }`
[INFO] [stdout] 5b35939cccd14b7fff8c7311c3c12359e00e1064b2b8fe28dcabbbd5477daf8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f9d0934a71966e4f767e11a1b493b7a319b79b11be3a54214ffc74a9971a60
[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" "e8f9d0934a71966e4f767e11a1b493b7a319b79b11be3a54214ffc74a9971a60", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling async-macros v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.27s
[INFO] running `Command { std: "docker" "inspect" "e8f9d0934a71966e4f767e11a1b493b7a319b79b11be3a54214ffc74a9971a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f9d0934a71966e4f767e11a1b493b7a319b79b11be3a54214ffc74a9971a60", kill_on_drop: false }`
[INFO] [stdout] e8f9d0934a71966e4f767e11a1b493b7a319b79b11be3a54214ffc74a9971a60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 3aed9893aee00257acd70fb2e4319074a8a70a39e5f6be738494ed05e330433b
[INFO] running `Command { std: "docker" "start" "-a" "3aed9893aee00257acd70fb2e4319074a8a70a39e5f6be738494ed05e330433b", 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_macros-71b29934ec82e4c4)
[INFO] [stdout] 
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-b0afb7ed350e948a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests async-macros
[INFO] [stdout] test should_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/select.rs - select (line 18) ... ok
[INFO] [stdout] test src/poll_fn.rs - poll_fn::poll_fn (line 22) ... ok
[INFO] [stdout] test src/try_join.rs - try_join (line 14) ... ok
[INFO] [stdout] test src/join_stream.rs - join_stream (line 49) ... ok
[INFO] [stdout] test src/join.rs - join (line 12) ... ok
[INFO] [stdout] test src/try_join.rs - try_join (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/try_select.rs - try_select (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3aed9893aee00257acd70fb2e4319074a8a70a39e5f6be738494ed05e330433b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aed9893aee00257acd70fb2e4319074a8a70a39e5f6be738494ed05e330433b", kill_on_drop: false }`
[INFO] [stdout] 3aed9893aee00257acd70fb2e4319074a8a70a39e5f6be738494ed05e330433b