[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlajszczak%2Ftype_check" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mlajszczak/type_check on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d577b7ef278920f6e93680a564872281e1fce1b12b0297c85e9e7629c16f702
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d577b7ef278920f6e93680a564872281e1fce1b12b0297c85e9e7629c16f702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d577b7ef278920f6e93680a564872281e1fce1b12b0297c85e9e7629c16f702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d577b7ef278920f6e93680a564872281e1fce1b12b0297c85e9e7629c16f702", kill_on_drop: false }`
[INFO] [stdout] 6d577b7ef278920f6e93680a564872281e1fce1b12b0297c85e9e7629c16f702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae613fe8f12bda1f63e387efb1d3c3119854b144c8aaa0a053e17e4a45d1c81a
[INFO] running `Command { std: "docker" "start" "-a" "ae613fe8f12bda1f63e387efb1d3c3119854b144c8aaa0a053e17e4a45d1c81a", kill_on_drop: false }`
[INFO] [stderr]    Compiling type_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "ae613fe8f12bda1f63e387efb1d3c3119854b144c8aaa0a053e17e4a45d1c81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae613fe8f12bda1f63e387efb1d3c3119854b144c8aaa0a053e17e4a45d1c81a", kill_on_drop: false }`
[INFO] [stdout] ae613fe8f12bda1f63e387efb1d3c3119854b144c8aaa0a053e17e4a45d1c81a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c4e71b74cd89731ef8cd799d412552fc8b6d3d7fd710fec2479506305124933
[INFO] running `Command { std: "docker" "start" "-a" "1c4e71b74cd89731ef8cd799d412552fc8b6d3d7fd710fec2479506305124933", kill_on_drop: false }`
[INFO] [stderr]    Compiling type_check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "1c4e71b74cd89731ef8cd799d412552fc8b6d3d7fd710fec2479506305124933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4e71b74cd89731ef8cd799d412552fc8b6d3d7fd710fec2479506305124933", kill_on_drop: false }`
[INFO] [stdout] 1c4e71b74cd89731ef8cd799d412552fc8b6d3d7fd710fec2479506305124933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9808cddeece7a62937ea680e1ddf6628bb0fd66eaafc895d5f330160199c1148
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9808cddeece7a62937ea680e1ddf6628bb0fd66eaafc895d5f330160199c1148", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/type_check-0dfab7c4e64071d2
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::apply::complex_type ... ok
[INFO] [stdout] test tests::apply::empty_substitution ... ok
[INFO] [stdout] test tests::apply::no_common_variables ... ok
[INFO] [stdout] test tests::apply::type_without_variables ... ok
[INFO] [stdout] test tests::compose::inverting_subs ... ok
[INFO] [stdout] test tests::unify::specifying_constraints ... ok
[INFO] [stdout] test tests::unify::recursive_constraints ... ok
[INFO] [stdout] test tests::unify::simple_arrow_constraints ... ok
[INFO] [stdout] test tests::compose::no_common_variables ... ok
[INFO] [stdout] test tests::unify::transitive_constraints ... ok
[INFO] [stdout] test tests::unify::simple_fail ... ok
[INFO] [stdout] test tests::unify::empty_set ... ok
[INFO] [stdout] test tests::compose::neutralize_fist_subs ... ok
[INFO] [stdout] test tests::compose::complex_composition ... ok
[INFO] [stdout] test tests::apply::variable_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/type_check-697f8a9796ed426e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests type_check
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9808cddeece7a62937ea680e1ddf6628bb0fd66eaafc895d5f330160199c1148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9808cddeece7a62937ea680e1ddf6628bb0fd66eaafc895d5f330160199c1148", kill_on_drop: false }`
[INFO] [stdout] 9808cddeece7a62937ea680e1ddf6628bb0fd66eaafc895d5f330160199c1148