[INFO] fetching crate async-dup 1.2.2...
[INFO] testing async-dup-1.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate async-dup 1.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate async-dup 1.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dup 1.2.2
[INFO] finished tweaking crates.io crate async-dup 1.2.2
[INFO] tweaked toml for crates.io crate async-dup 1.2.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab42e063548d8f185c70de510486a143e3275ad7e31d1ad2cde27fba73498e1
[INFO] running `Command { std: "docker" "start" "-a" "7ab42e063548d8f185c70de510486a143e3275ad7e31d1ad2cde27fba73498e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab42e063548d8f185c70de510486a143e3275ad7e31d1ad2cde27fba73498e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab42e063548d8f185c70de510486a143e3275ad7e31d1ad2cde27fba73498e1", kill_on_drop: false }`
[INFO] [stdout] 7ab42e063548d8f185c70de510486a143e3275ad7e31d1ad2cde27fba73498e1
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89069f300a98690840877e673dc4364c010bbc1fb9dc6fe150775b59329d983f
[INFO] running `Command { std: "docker" "start" "-a" "89069f300a98690840877e673dc4364c010bbc1fb9dc6fe150775b59329d983f", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-dup v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "89069f300a98690840877e673dc4364c010bbc1fb9dc6fe150775b59329d983f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89069f300a98690840877e673dc4364c010bbc1fb9dc6fe150775b59329d983f", kill_on_drop: false }`
[INFO] [stdout] 89069f300a98690840877e673dc4364c010bbc1fb9dc6fe150775b59329d983f
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71e6dd8934827648ea5872668b3fa8b5f8391d5ee3a3ba0e3c671b3badec330b
[INFO] running `Command { std: "docker" "start" "-a" "71e6dd8934827648ea5872668b3fa8b5f8391d5ee3a3ba0e3c671b3badec330b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling async-dup v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "71e6dd8934827648ea5872668b3fa8b5f8391d5ee3a3ba0e3c671b3badec330b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e6dd8934827648ea5872668b3fa8b5f8391d5ee3a3ba0e3c671b3badec330b", kill_on_drop: false }`
[INFO] [stdout] 71e6dd8934827648ea5872668b3fa8b5f8391d5ee3a3ba0e3c671b3badec330b
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4971091926b1b5a93925d8688585793a8d98df66c02bf4c1395151123017101
[INFO] running `Command { std: "docker" "start" "-a" "f4971091926b1b5a93925d8688585793a8d98df66c02bf4c1395151123017101", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_dup-194b419e49a9dbb7)
[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]    Doc-tests async-dup
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 16) - compile ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::new (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::into_inner (line 286) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Arc<T>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::try_lock (line 265) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::lock (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Mutex<T>::get_mut (line 303) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4971091926b1b5a93925d8688585793a8d98df66c02bf4c1395151123017101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4971091926b1b5a93925d8688585793a8d98df66c02bf4c1395151123017101", kill_on_drop: false }`
[INFO] [stdout] f4971091926b1b5a93925d8688585793a8d98df66c02bf4c1395151123017101