[INFO] fetching crate mutex-extra 0.9.9...
[INFO] testing mutex-extra-0.9.9 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate mutex-extra 0.9.9 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mutex-extra 0.9.9 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mutex-extra 0.9.9
[INFO] finished tweaking crates.io crate mutex-extra 0.9.9
[INFO] tweaked toml for crates.io crate mutex-extra 0.9.9 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37a8bf16b1abd039d974a81f9ee54f25fed05e95ebb22454938a10ec073780ef
[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" "37a8bf16b1abd039d974a81f9ee54f25fed05e95ebb22454938a10ec073780ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37a8bf16b1abd039d974a81f9ee54f25fed05e95ebb22454938a10ec073780ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a8bf16b1abd039d974a81f9ee54f25fed05e95ebb22454938a10ec073780ef", kill_on_drop: false }`
[INFO] [stdout] 37a8bf16b1abd039d974a81f9ee54f25fed05e95ebb22454938a10ec073780ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2f42948542243f58120797fb3e0e0dda68608cc561efebe2af70220ae66af7e
[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" "a2f42948542243f58120797fb3e0e0dda68608cc561efebe2af70220ae66af7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mutex-extra v0.9.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "a2f42948542243f58120797fb3e0e0dda68608cc561efebe2af70220ae66af7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f42948542243f58120797fb3e0e0dda68608cc561efebe2af70220ae66af7e", kill_on_drop: false }`
[INFO] [stdout] a2f42948542243f58120797fb3e0e0dda68608cc561efebe2af70220ae66af7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39f545eb7df795f415402962ecc3077e73d2ae269aeed42401d4c4be8b03c9b3
[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" "39f545eb7df795f415402962ecc3077e73d2ae269aeed42401d4c4be8b03c9b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex-extra v0.9.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "39f545eb7df795f415402962ecc3077e73d2ae269aeed42401d4c4be8b03c9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f545eb7df795f415402962ecc3077e73d2ae269aeed42401d4c4be8b03c9b3", kill_on_drop: false }`
[INFO] [stdout] 39f545eb7df795f415402962ecc3077e73d2ae269aeed42401d4c4be8b03c9b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c5f113902bcb40a107b01638f0322e5e61d20fa907e5f7b99dad265d14ce004
[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" "3c5f113902bcb40a107b01638f0322e5e61d20fa907e5f7b99dad265d14ce004", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ref_mutex-69fd4c13c7a0ff02)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests ref_mutex
[INFO] [stdout] test tests::test_sync_guard ... ok
[INFO] [stdout] test tests2::test_sync_guard ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - RefMutex::get_mut (line 344) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::new (line 165) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::unlock (line 269) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::into_inner (line 320) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::try_lock (line 240) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::is_poisoned (line 292) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::lock (line 200) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3c5f113902bcb40a107b01638f0322e5e61d20fa907e5f7b99dad265d14ce004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5f113902bcb40a107b01638f0322e5e61d20fa907e5f7b99dad265d14ce004", kill_on_drop: false }`
[INFO] [stdout] 3c5f113902bcb40a107b01638f0322e5e61d20fa907e5f7b99dad265d14ce004