[INFO] fetching crate mcslock 0.3.0...
[INFO] testing mcslock-0.3.0 against master#8dd5cd0bc1d683c30805e1dc831cac546b621a75 for pr-131095
[INFO] extracting crate mcslock 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mcslock 0.3.0 on toolchain 8dd5cd0bc1d683c30805e1dc831cac546b621a75
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcslock 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mcslock 0.3.0
[INFO] tweaked toml for crates.io crate mcslock 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate mcslock 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generator v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 907c0311c8dc95f008b6de56ecffa84f9d0193c1d3e2eab55f6e375b804f06cc
[INFO] running `Command { std: "docker" "start" "-a" "907c0311c8dc95f008b6de56ecffa84f9d0193c1d3e2eab55f6e375b804f06cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "907c0311c8dc95f008b6de56ecffa84f9d0193c1d3e2eab55f6e375b804f06cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907c0311c8dc95f008b6de56ecffa84f9d0193c1d3e2eab55f6e375b804f06cc", kill_on_drop: false }`
[INFO] [stdout] 907c0311c8dc95f008b6de56ecffa84f9d0193c1d3e2eab55f6e375b804f06cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc08aeff867ec393fe9d6fb22be216dacffe8017fa305828a060533a9d497fbd
[INFO] running `Command { std: "docker" "start" "-a" "bc08aeff867ec393fe9d6fb22be216dacffe8017fa305828a060533a9d497fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcslock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "bc08aeff867ec393fe9d6fb22be216dacffe8017fa305828a060533a9d497fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc08aeff867ec393fe9d6fb22be216dacffe8017fa305828a060533a9d497fbd", kill_on_drop: false }`
[INFO] [stdout] bc08aeff867ec393fe9d6fb22be216dacffe8017fa305828a060533a9d497fbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4af01ea02ff9b1d569957d225a8ce15a9e8e73686b5ccb567ff3621ed07f64e4
[INFO] running `Command { std: "docker" "start" "-a" "4af01ea02ff9b1d569957d225a8ce15a9e8e73686b5ccb567ff3621ed07f64e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcslock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "4af01ea02ff9b1d569957d225a8ce15a9e8e73686b5ccb567ff3621ed07f64e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af01ea02ff9b1d569957d225a8ce15a9e8e73686b5ccb567ff3621ed07f64e4", kill_on_drop: false }`
[INFO] [stdout] 4af01ea02ff9b1d569957d225a8ce15a9e8e73686b5ccb567ff3621ed07f64e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+8dd5cd0bc1d683c30805e1dc831cac546b621a75" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2f39bf37092e8f346f4f0ddd4f2212510a07004086ce21b41ccdf44fdcc6dbd
[INFO] running `Command { std: "docker" "start" "-a" "d2f39bf37092e8f346f4f0ddd4f2212510a07004086ce21b41ccdf44fdcc6dbd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcslock-b5b9c46f560d4473)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test raw::mutex::test::smoke ... ok
[INFO] [stdout] test raw::mutex::test::node_drop_does_not_matter ... ok
[INFO] [stdout] test raw::mutex::test::test_get_mut ... ok
[INFO] [stdout] test raw::mutex::test::test_into_inner ... ok
[INFO] [stdout] test raw::mutex::test::test_lock_unsized ... ok
[INFO] [stdout] test raw::mutex::test::test_lock_arc_nested ... ok
[INFO] [stdout] test raw::mutex::test::test_into_inner_drop ... ok
[INFO] [stdout] test raw::mutex::test::node_default_and_new_init ... ok
[INFO] [stdout] test raw::mutex::test::test_acquire_more_than_one_lock ... ok
[INFO] [stdout] test raw::mutex::test::test_mutex_default ... ok
[INFO] [stdout] test raw::mutex::test::test_guard_debug_display ... ok
[INFO] [stdout] test raw::mutex::test::test_mutex_from ... ok
[INFO] [stdout] test raw::mutex::test::test_mutex_debug ... ok
[INFO] [stdout] test relax::test::spins ... ok
[INFO] [stdout] test relax::test::loops ... ok
[INFO] [stdout] test relax::test::yields ... ok
[INFO] [stdout] test raw::mutex::test::test_try_lock ... ok
[INFO] [stdout] test raw::mutex::test::lots_and_lots ... ok
[INFO] [stdout] test relax::test::spins_backoff ... ok
[INFO] [stdout] test relax::test::yields_backoff ... ok
[INFO] [stdout] test raw::mutex::test::test_lock_arc_access_in_unwind ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcslock
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::lock_with (line 407) - compile fail ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::is_locked (line 454) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::into_inner (line 191) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::try_lock_with (line 299) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::lock_with (line 384) ... ok
[INFO] [stdout] test src/raw/mod.rs - raw::spins::Mutex (line 47) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::get_mut (line 481) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::new (line 161) ... ok
[INFO] [stdout] test src/raw/mod.rs - raw::loops::Mutex (line 148) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::try_lock (line 221) ... ok
[INFO] [stdout] test src/raw/mod.rs - raw::spins::backoff::Mutex (line 71) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::lock (line 330) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex<T,R>::try_lock_with (line 270) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/relax.rs - relax::Relax (line 25) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::MutexNode::new (line 66) ... ok
[INFO] [stdout] test src/raw/mutex.rs - raw::mutex::Mutex (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2f39bf37092e8f346f4f0ddd4f2212510a07004086ce21b41ccdf44fdcc6dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f39bf37092e8f346f4f0ddd4f2212510a07004086ce21b41ccdf44fdcc6dbd", kill_on_drop: false }`
[INFO] [stdout] d2f39bf37092e8f346f4f0ddd4f2212510a07004086ce21b41ccdf44fdcc6dbd