[INFO] fetching crate kolakoski 2.0.0...
[INFO] testing kolakoski-2.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate kolakoski 2.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate kolakoski 2.0.0 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 crates.io crate kolakoski 2.0.0
[INFO] finished tweaking crates.io crate kolakoski 2.0.0
[INFO] tweaked toml for crates.io crate kolakoski 2.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 784369f6c6490241b0ac6f1e1b420476241b7b70fba904fbc02d2d18e9192f62
[INFO] running `Command { std: "docker" "start" "-a" "784369f6c6490241b0ac6f1e1b420476241b7b70fba904fbc02d2d18e9192f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "784369f6c6490241b0ac6f1e1b420476241b7b70fba904fbc02d2d18e9192f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784369f6c6490241b0ac6f1e1b420476241b7b70fba904fbc02d2d18e9192f62", kill_on_drop: false }`
[INFO] [stdout] 784369f6c6490241b0ac6f1e1b420476241b7b70fba904fbc02d2d18e9192f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9a6d4475e7874c3338aaa23a1d3fe53a5532e3cd0802ceb98a1ac4a067232440
[INFO] running `Command { std: "docker" "start" "-a" "9a6d4475e7874c3338aaa23a1d3fe53a5532e3cd0802ceb98a1ac4a067232440", kill_on_drop: false }`
[INFO] [stderr]    Compiling kolakoski v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "9a6d4475e7874c3338aaa23a1d3fe53a5532e3cd0802ceb98a1ac4a067232440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6d4475e7874c3338aaa23a1d3fe53a5532e3cd0802ceb98a1ac4a067232440", kill_on_drop: false }`
[INFO] [stdout] 9a6d4475e7874c3338aaa23a1d3fe53a5532e3cd0802ceb98a1ac4a067232440
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 89e7cd36e2168d3698410a8a7894d5ea887e097ab46a1f648cfb0f02b8898225
[INFO] running `Command { std: "docker" "start" "-a" "89e7cd36e2168d3698410a8a7894d5ea887e097ab46a1f648cfb0f02b8898225", kill_on_drop: false }`
[INFO] [stderr]    Compiling kolakoski v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "89e7cd36e2168d3698410a8a7894d5ea887e097ab46a1f648cfb0f02b8898225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e7cd36e2168d3698410a8a7894d5ea887e097ab46a1f648cfb0f02b8898225", kill_on_drop: false }`
[INFO] [stdout] 89e7cd36e2168d3698410a8a7894d5ea887e097ab46a1f648cfb0f02b8898225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0dc0fa848d8bfcce533f1a75efe52a076a24a26f6de5265d91b8a1ec569688c8
[INFO] running `Command { std: "docker" "start" "-a" "0dc0fa848d8bfcce533f1a75efe52a076a24a26f6de5265d91b8a1ec569688c8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kolakoski-687f60b06220ae0a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests kolakoski
[INFO] [stdout] test test::sequence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[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" "0dc0fa848d8bfcce533f1a75efe52a076a24a26f6de5265d91b8a1ec569688c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc0fa848d8bfcce533f1a75efe52a076a24a26f6de5265d91b8a1ec569688c8", kill_on_drop: false }`
[INFO] [stdout] 0dc0fa848d8bfcce533f1a75efe52a076a24a26f6de5265d91b8a1ec569688c8