[INFO] cloning repository https://github.com/mlajszczak/type_check
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mlajszczak/type_check" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlajszczak%2Ftype_check", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlajszczak%2Ftype_check'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9489baf1661e51f6c4218fbf637484c19f780157
[INFO] testing mlajszczak/type_check against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlajszczak%2Ftype_check" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mlajszczak/type_check on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mlajszczak/type_check
[INFO] finished tweaking git repo https://github.com/mlajszczak/type_check
[INFO] tweaked toml for git repo https://github.com/mlajszczak/type_check written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mlajszczak/type_check already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5340c96c6d7e0ef38239892e47b548e058c3780e0e49c089031544b58b98b9e8
[INFO] running `Command { std: "docker" "start" "-a" "5340c96c6d7e0ef38239892e47b548e058c3780e0e49c089031544b58b98b9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5340c96c6d7e0ef38239892e47b548e058c3780e0e49c089031544b58b98b9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5340c96c6d7e0ef38239892e47b548e058c3780e0e49c089031544b58b98b9e8", kill_on_drop: false }`
[INFO] [stdout] 5340c96c6d7e0ef38239892e47b548e058c3780e0e49c089031544b58b98b9e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 772dc072a585a8059cc2897723c3c0423149323f35d199de22eb78602575eda2
[INFO] running `Command { std: "docker" "start" "-a" "772dc072a585a8059cc2897723c3c0423149323f35d199de22eb78602575eda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling type_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "772dc072a585a8059cc2897723c3c0423149323f35d199de22eb78602575eda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772dc072a585a8059cc2897723c3c0423149323f35d199de22eb78602575eda2", kill_on_drop: false }`
[INFO] [stdout] 772dc072a585a8059cc2897723c3c0423149323f35d199de22eb78602575eda2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc95f2739a417caa1ea4255adda9deda0631f9dd43de658c7c049278723297fa
[INFO] running `Command { std: "docker" "start" "-a" "fc95f2739a417caa1ea4255adda9deda0631f9dd43de658c7c049278723297fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling type_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "fc95f2739a417caa1ea4255adda9deda0631f9dd43de658c7c049278723297fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc95f2739a417caa1ea4255adda9deda0631f9dd43de658c7c049278723297fa", kill_on_drop: false }`
[INFO] [stdout] fc95f2739a417caa1ea4255adda9deda0631f9dd43de658c7c049278723297fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 090a4a4c137784b19396186b425eb1547206ba690d49532057f2272d50a9918c
[INFO] running `Command { std: "docker" "start" "-a" "090a4a4c137784b19396186b425eb1547206ba690d49532057f2272d50a9918c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/type_check-1b03a8dacc5dbec8)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::apply::no_common_variables ... ok
[INFO] [stdout] test tests::apply::complex_type ... ok
[INFO] [stdout] test tests::apply::type_without_variables ... ok
[INFO] [stdout] test tests::apply::empty_substitution ... ok
[INFO] [stdout] test tests::apply::variable_type ... ok
[INFO] [stdout] test tests::compose::complex_composition ... ok
[INFO] [stdout] test tests::compose::inverting_subs ... ok
[INFO] [stdout] test tests::compose::neutralize_fist_subs ... ok
[INFO] [stdout] test tests::compose::no_common_variables ... ok
[INFO] [stdout] test tests::unify::recursive_constraints ... ok
[INFO] [stdout] test tests::unify::empty_set ... ok
[INFO] [stdout] test tests::unify::simple_arrow_constraints ... ok
[INFO] [stdout] test tests::unify::simple_fail ... ok
[INFO] [stdout] test tests::unify::transitive_constraints ... ok
[INFO] [stdout] test tests::unify::specifying_constraints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/type_check-082bf1b303c62772)
[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] [stderr]    Doc-tests type_check
[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" "090a4a4c137784b19396186b425eb1547206ba690d49532057f2272d50a9918c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090a4a4c137784b19396186b425eb1547206ba690d49532057f2272d50a9918c", kill_on_drop: false }`
[INFO] [stdout] 090a4a4c137784b19396186b425eb1547206ba690d49532057f2272d50a9918c