[INFO] cloning repository https://github.com/ameliorater/rust-mastermind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ameliorater/rust-mastermind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameliorater%2Frust-mastermind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameliorater%2Frust-mastermind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17e1e76c9acaae39c16fef7db02336d123929f23
[INFO] testing ameliorater/rust-mastermind against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fameliorater%2Frust-mastermind" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ameliorater/rust-mastermind 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/ameliorater/rust-mastermind
[INFO] finished tweaking git repo https://github.com/ameliorater/rust-mastermind
[INFO] tweaked toml for git repo https://github.com/ameliorater/rust-mastermind written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ameliorater/rust-mastermind 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 933faca6d844b55f5506c719d410f450661d14f0db0cce0c046b58d384cb2551
[INFO] running `Command { std: "docker" "start" "-a" "933faca6d844b55f5506c719d410f450661d14f0db0cce0c046b58d384cb2551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933faca6d844b55f5506c719d410f450661d14f0db0cce0c046b58d384cb2551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933faca6d844b55f5506c719d410f450661d14f0db0cce0c046b58d384cb2551", kill_on_drop: false }`
[INFO] [stdout] 933faca6d844b55f5506c719d410f450661d14f0db0cce0c046b58d384cb2551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2715336359e6c8705561c46fe0be2e7c8a7b185d78231b2ae8cb9bc4df2a2831
[INFO] running `Command { std: "docker" "start" "-a" "2715336359e6c8705561c46fe0be2e7c8a7b185d78231b2ae8cb9bc4df2a2831", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling rust-mastermind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.64s
[INFO] running `Command { std: "docker" "inspect" "2715336359e6c8705561c46fe0be2e7c8a7b185d78231b2ae8cb9bc4df2a2831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2715336359e6c8705561c46fe0be2e7c8a7b185d78231b2ae8cb9bc4df2a2831", kill_on_drop: false }`
[INFO] [stdout] 2715336359e6c8705561c46fe0be2e7c8a7b185d78231b2ae8cb9bc4df2a2831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fbdea3b31db5374551f9c3dc8a292d954798bb98cd4664cde9b1406525db911a
[INFO] running `Command { std: "docker" "start" "-a" "fbdea3b31db5374551f9c3dc8a292d954798bb98cd4664cde9b1406525db911a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-mastermind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "fbdea3b31db5374551f9c3dc8a292d954798bb98cd4664cde9b1406525db911a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbdea3b31db5374551f9c3dc8a292d954798bb98cd4664cde9b1406525db911a", kill_on_drop: false }`
[INFO] [stdout] fbdea3b31db5374551f9c3dc8a292d954798bb98cd4664cde9b1406525db911a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 235408ce8fbcc0eb6eaab54b16189e0d1b6073833c39295953a70ebf0de4686d
[INFO] running `Command { std: "docker" "start" "-a" "235408ce8fbcc0eb6eaab54b16189e0d1b6073833c39295953a70ebf0de4686d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mastermind-6198f5525b300401)
[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" "235408ce8fbcc0eb6eaab54b16189e0d1b6073833c39295953a70ebf0de4686d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235408ce8fbcc0eb6eaab54b16189e0d1b6073833c39295953a70ebf0de4686d", kill_on_drop: false }`
[INFO] [stdout] 235408ce8fbcc0eb6eaab54b16189e0d1b6073833c39295953a70ebf0de4686d