[INFO] cloning repository https://github.com/laysakura/rust-RwLock-writer-starvation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/laysakura/rust-RwLock-writer-starvation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaysakura%2Frust-RwLock-writer-starvation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaysakura%2Frust-RwLock-writer-starvation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d79d6c1a328d01cec6be8991168dd89176650872
[INFO] testing laysakura/rust-RwLock-writer-starvation against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaysakura%2Frust-RwLock-writer-starvation" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/laysakura/rust-RwLock-writer-starvation on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/laysakura/rust-RwLock-writer-starvation
[INFO] finished tweaking git repo https://github.com/laysakura/rust-RwLock-writer-starvation
[INFO] tweaked toml for git repo https://github.com/laysakura/rust-RwLock-writer-starvation written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/laysakura/rust-RwLock-writer-starvation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 253814d406fe7d972eff95104520068c638073743623493cd8651f879ab1b81a
[INFO] running `Command { std: "docker" "start" "-a" "253814d406fe7d972eff95104520068c638073743623493cd8651f879ab1b81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "253814d406fe7d972eff95104520068c638073743623493cd8651f879ab1b81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253814d406fe7d972eff95104520068c638073743623493cd8651f879ab1b81a", kill_on_drop: false }`
[INFO] [stdout] 253814d406fe7d972eff95104520068c638073743623493cd8651f879ab1b81a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d590a2b6e908314b72321d863f37a38d11c5152d8f0889a6c8983126409da8ab
[INFO] running `Command { std: "docker" "start" "-a" "d590a2b6e908314b72321d863f37a38d11c5152d8f0889a6c8983126409da8ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rwlock-writer-starvation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "d590a2b6e908314b72321d863f37a38d11c5152d8f0889a6c8983126409da8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d590a2b6e908314b72321d863f37a38d11c5152d8f0889a6c8983126409da8ab", kill_on_drop: false }`
[INFO] [stdout] d590a2b6e908314b72321d863f37a38d11c5152d8f0889a6c8983126409da8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e4a0de855cf3d96568854b43f77e3b51e26234dfa75d97a2cf1a2dc3af59f38
[INFO] running `Command { std: "docker" "start" "-a" "5e4a0de855cf3d96568854b43f77e3b51e26234dfa75d97a2cf1a2dc3af59f38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rwlock-writer-starvation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "5e4a0de855cf3d96568854b43f77e3b51e26234dfa75d97a2cf1a2dc3af59f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4a0de855cf3d96568854b43f77e3b51e26234dfa75d97a2cf1a2dc3af59f38", kill_on_drop: false }`
[INFO] [stdout] 5e4a0de855cf3d96568854b43f77e3b51e26234dfa75d97a2cf1a2dc3af59f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a57cf383f3d74a2b8e0f34d00857a31c6d31a1665fc02809bb5d55e1ccbc187f
[INFO] running `Command { std: "docker" "start" "-a" "a57cf383f3d74a2b8e0f34d00857a31c6d31a1665fc02809bb5d55e1ccbc187f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rwlock_writer_starvation-942052f10793efdd)
[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] running `Command { std: "docker" "inspect" "a57cf383f3d74a2b8e0f34d00857a31c6d31a1665fc02809bb5d55e1ccbc187f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57cf383f3d74a2b8e0f34d00857a31c6d31a1665fc02809bb5d55e1ccbc187f", kill_on_drop: false }`
[INFO] [stdout] a57cf383f3d74a2b8e0f34d00857a31c6d31a1665fc02809bb5d55e1ccbc187f