[INFO] fetching crate mining-scheduler 0.2.0...
[INFO] testing mining-scheduler-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mining-scheduler 0.2.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate mining-scheduler 0.2.0 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 mining-scheduler 0.2.0
[INFO] finished tweaking crates.io crate mining-scheduler 0.2.0
[INFO] tweaked toml for crates.io crate mining-scheduler 0.2.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate mining-scheduler 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.16.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] d9bc972cd15a7d946de06d9a79758f2b13cd43acef0ef8f85aea73f9e83e21a1
[INFO] running `Command { std: "docker" "start" "-a" "d9bc972cd15a7d946de06d9a79758f2b13cd43acef0ef8f85aea73f9e83e21a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9bc972cd15a7d946de06d9a79758f2b13cd43acef0ef8f85aea73f9e83e21a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bc972cd15a7d946de06d9a79758f2b13cd43acef0ef8f85aea73f9e83e21a1", kill_on_drop: false }`
[INFO] [stdout] d9bc972cd15a7d946de06d9a79758f2b13cd43acef0ef8f85aea73f9e83e21a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 62b19fc51c7fc17fe947aa192294095d46733c9651ac67699b0838c96d03319c
[INFO] running `Command { std: "docker" "start" "-a" "62b19fc51c7fc17fe947aa192294095d46733c9651ac67699b0838c96d03319c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling mining-scheduler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "62b19fc51c7fc17fe947aa192294095d46733c9651ac67699b0838c96d03319c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b19fc51c7fc17fe947aa192294095d46733c9651ac67699b0838c96d03319c", kill_on_drop: false }`
[INFO] [stdout] 62b19fc51c7fc17fe947aa192294095d46733c9651ac67699b0838c96d03319c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] f3313254732873b437cccb9b2848654ec73ebfbe85be257c19f1569a2f4ee14d
[INFO] running `Command { std: "docker" "start" "-a" "f3313254732873b437cccb9b2848654ec73ebfbe85be257c19f1569a2f4ee14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mining-scheduler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "f3313254732873b437cccb9b2848654ec73ebfbe85be257c19f1569a2f4ee14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3313254732873b437cccb9b2848654ec73ebfbe85be257c19f1569a2f4ee14d", kill_on_drop: false }`
[INFO] [stdout] f3313254732873b437cccb9b2848654ec73ebfbe85be257c19f1569a2f4ee14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 959ac85dd5434cd7a1fb8cb0364e71163e7667cc10ba7b44a419fcdf55abe002
[INFO] running `Command { std: "docker" "start" "-a" "959ac85dd5434cd7a1fb8cb0364e71163e7667cc10ba7b44a419fcdf55abe002", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mining_scheduler-5e2a8669418b3131)
[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" "959ac85dd5434cd7a1fb8cb0364e71163e7667cc10ba7b44a419fcdf55abe002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959ac85dd5434cd7a1fb8cb0364e71163e7667cc10ba7b44a419fcdf55abe002", kill_on_drop: false }`
[INFO] [stdout] 959ac85dd5434cd7a1fb8cb0364e71163e7667cc10ba7b44a419fcdf55abe002