[INFO] cloning repository https://github.com/mc-shults/rust-multithread-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mc-shults/rust-multithread-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc-shults%2Frust-multithread-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc-shults%2Frust-multithread-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57c58e2e5e7a448508db12828f8a1ee44551a70b
[INFO] testing mc-shults/rust-multithread-example against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmc-shults%2Frust-multithread-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mc-shults/rust-multithread-example on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mc-shults/rust-multithread-example
[INFO] finished tweaking git repo https://github.com/mc-shults/rust-multithread-example
[INFO] tweaked toml for git repo https://github.com/mc-shults/rust-multithread-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mc-shults/rust-multithread-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 392676610f734ba1505357273f5dcdb80b8dae26195515e570e87fe01e6f631b
[INFO] running `Command { std: "docker" "start" "-a" "392676610f734ba1505357273f5dcdb80b8dae26195515e570e87fe01e6f631b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "392676610f734ba1505357273f5dcdb80b8dae26195515e570e87fe01e6f631b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392676610f734ba1505357273f5dcdb80b8dae26195515e570e87fe01e6f631b", kill_on_drop: false }`
[INFO] [stdout] 392676610f734ba1505357273f5dcdb80b8dae26195515e570e87fe01e6f631b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b6228d17e49553dc3dfa9043faaba2f53123ebbd1dc40c46097aeb673d9ea1
[INFO] running `Command { std: "docker" "start" "-a" "52b6228d17e49553dc3dfa9043faaba2f53123ebbd1dc40c46097aeb673d9ea1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling rust-multithread-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "52b6228d17e49553dc3dfa9043faaba2f53123ebbd1dc40c46097aeb673d9ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b6228d17e49553dc3dfa9043faaba2f53123ebbd1dc40c46097aeb673d9ea1", kill_on_drop: false }`
[INFO] [stdout] 52b6228d17e49553dc3dfa9043faaba2f53123ebbd1dc40c46097aeb673d9ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 729a38da574847e89b4b7b9823cce41bb0fd11dbc69f6c2578965028ac9ff079
[INFO] running `Command { std: "docker" "start" "-a" "729a38da574847e89b4b7b9823cce41bb0fd11dbc69f6c2578965028ac9ff079", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-multithread-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "729a38da574847e89b4b7b9823cce41bb0fd11dbc69f6c2578965028ac9ff079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729a38da574847e89b4b7b9823cce41bb0fd11dbc69f6c2578965028ac9ff079", kill_on_drop: false }`
[INFO] [stdout] 729a38da574847e89b4b7b9823cce41bb0fd11dbc69f6c2578965028ac9ff079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5e1b7534a49c3d124e5ee51ea9676dc72735a437457560d37cd772ca136e19f
[INFO] running `Command { std: "docker" "start" "-a" "f5e1b7534a49c3d124e5ee51ea9676dc72735a437457560d37cd772ca136e19f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_multithread_example-3fbc0f525fe38752)
[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" "f5e1b7534a49c3d124e5ee51ea9676dc72735a437457560d37cd772ca136e19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e1b7534a49c3d124e5ee51ea9676dc72735a437457560d37cd772ca136e19f", kill_on_drop: false }`
[INFO] [stdout] f5e1b7534a49c3d124e5ee51ea9676dc72735a437457560d37cd772ca136e19f