[INFO] cloning repository https://github.com/vporton/ref_mutex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vporton/ref_mutex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fref_mutex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fref_mutex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8c27e059781543c40686db414233b608919dbec
[INFO] testing vporton/ref_mutex against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvporton%2Fref_mutex" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vporton/ref_mutex 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 git repo https://github.com/vporton/ref_mutex
[INFO] finished tweaking git repo https://github.com/vporton/ref_mutex
[INFO] tweaked toml for git repo https://github.com/vporton/ref_mutex written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/vporton/ref_mutex 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 14dfd582795b123802bbdd80c69d22593503404dab95b4b09cfcea2726dcc297
[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" "14dfd582795b123802bbdd80c69d22593503404dab95b4b09cfcea2726dcc297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14dfd582795b123802bbdd80c69d22593503404dab95b4b09cfcea2726dcc297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14dfd582795b123802bbdd80c69d22593503404dab95b4b09cfcea2726dcc297", kill_on_drop: false }`
[INFO] [stdout] 14dfd582795b123802bbdd80c69d22593503404dab95b4b09cfcea2726dcc297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 21cd19223acb7f727027d1b65c2645e69bc6584ae12036d1fefc7d5cbfb123c6
[INFO] running `Command { std: "docker" "start" "-a" "21cd19223acb7f727027d1b65c2645e69bc6584ae12036d1fefc7d5cbfb123c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex-extra v0.9.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "21cd19223acb7f727027d1b65c2645e69bc6584ae12036d1fefc7d5cbfb123c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21cd19223acb7f727027d1b65c2645e69bc6584ae12036d1fefc7d5cbfb123c6", kill_on_drop: false }`
[INFO] [stdout] 21cd19223acb7f727027d1b65c2645e69bc6584ae12036d1fefc7d5cbfb123c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f93829081a0ed836098b7be67c1acd900868cf2eac1058a360ca921fb47d88b5
[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" "f93829081a0ed836098b7be67c1acd900868cf2eac1058a360ca921fb47d88b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutex-extra v0.9.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f93829081a0ed836098b7be67c1acd900868cf2eac1058a360ca921fb47d88b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93829081a0ed836098b7be67c1acd900868cf2eac1058a360ca921fb47d88b5", kill_on_drop: false }`
[INFO] [stdout] f93829081a0ed836098b7be67c1acd900868cf2eac1058a360ca921fb47d88b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] a344f9a08df2d880fdd80fe99e81c379f4d9d9445645ccecccb2c0a151ddaed8
[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" "a344f9a08df2d880fdd80fe99e81c379f4d9d9445645ccecccb2c0a151ddaed8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ref_mutex-69fd4c13c7a0ff02)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests2::test_sync_guard ... ok
[INFO] [stdout] test tests::test_sync_guard ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ref_mutex
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - RefMutex::into_inner (line 320) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::new (line 165) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::get_mut (line 344) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::unlock (line 269) ... ok
[INFO] [stdout] test src/lib.rs - RefMutex::lock (line 200) ... 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] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a344f9a08df2d880fdd80fe99e81c379f4d9d9445645ccecccb2c0a151ddaed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a344f9a08df2d880fdd80fe99e81c379f4d9d9445645ccecccb2c0a151ddaed8", kill_on_drop: false }`
[INFO] [stdout] a344f9a08df2d880fdd80fe99e81c379f4d9d9445645ccecccb2c0a151ddaed8