[INFO] fetching crate twounordered 0.6.3...
[INFO] testing twounordered-0.6.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate twounordered 0.6.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twounordered 0.6.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twounordered 0.6.3
[INFO] finished tweaking crates.io crate twounordered 0.6.3
[INFO] tweaked toml for crates.io crate twounordered 0.6.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d911badfb376d8ca7c72183a81228361fa8c87eae61f3d68559affb85a5c8b72
[INFO] running `Command { std: "docker" "start" "-a" "d911badfb376d8ca7c72183a81228361fa8c87eae61f3d68559affb85a5c8b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d911badfb376d8ca7c72183a81228361fa8c87eae61f3d68559affb85a5c8b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d911badfb376d8ca7c72183a81228361fa8c87eae61f3d68559affb85a5c8b72", kill_on_drop: false }`
[INFO] [stdout] d911badfb376d8ca7c72183a81228361fa8c87eae61f3d68559affb85a5c8b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f930263217d0c78521029276a9df45192e982c14f140f29ab62348f7a856c602
[INFO] running `Command { std: "docker" "start" "-a" "f930263217d0c78521029276a9df45192e982c14f140f29ab62348f7a856c602", kill_on_drop: false }`
[INFO] [stderr]    Compiling twounordered v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "f930263217d0c78521029276a9df45192e982c14f140f29ab62348f7a856c602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f930263217d0c78521029276a9df45192e982c14f140f29ab62348f7a856c602", kill_on_drop: false }`
[INFO] [stdout] f930263217d0c78521029276a9df45192e982c14f140f29ab62348f7a856c602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24842692250cf305d7cf1e4588e7666ddc7c1473041c9ed9eb63e8f7c43b1be7
[INFO] running `Command { std: "docker" "start" "-a" "24842692250cf305d7cf1e4588e7666ddc7c1473041c9ed9eb63e8f7c43b1be7", kill_on_drop: false }`
[INFO] [stderr]    Compiling twounordered v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "24842692250cf305d7cf1e4588e7666ddc7c1473041c9ed9eb63e8f7c43b1be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24842692250cf305d7cf1e4588e7666ddc7c1473041c9ed9eb63e8f7c43b1be7", kill_on_drop: false }`
[INFO] [stdout] 24842692250cf305d7cf1e4588e7666ddc7c1473041c9ed9eb63e8f7c43b1be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47dd5414998248ffda34b9497eb32d0c7edd5832a39092a2787400514c6adce1
[INFO] running `Command { std: "docker" "start" "-a" "47dd5414998248ffda34b9497eb32d0c7edd5832a39092a2787400514c6adce1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/twounordered-fec2ab382b67daf3)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_other ... ok
[INFO] [stdout] test test::test_foo ... ok
[INFO] [stdout] test test::test_truncate ... ok
[INFO] [stdout] test test::test_push ... ok
[INFO] [stdout] test test::test_truncate2 ... ok
[INFO] [stdout] test test::test_truncate_zero ... ok
[INFO] [stdout] test test::test_trunk ... ok
[INFO] [stdout] test test::test_x ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests twounordered
[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" "47dd5414998248ffda34b9497eb32d0c7edd5832a39092a2787400514c6adce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47dd5414998248ffda34b9497eb32d0c7edd5832a39092a2787400514c6adce1", kill_on_drop: false }`
[INFO] [stdout] 47dd5414998248ffda34b9497eb32d0c7edd5832a39092a2787400514c6adce1