[INFO] cloning repository https://github.com/AlecsFerra/simpleinfer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlecsFerra/simpleinfer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecsFerra%2Fsimpleinfer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecsFerra%2Fsimpleinfer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ee30e32ac2841d261f5dbb4741a72cb181b4572
[INFO] testing AlecsFerra/simpleinfer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecsFerra%2Fsimpleinfer" "/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/AlecsFerra/simpleinfer 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 git repo https://github.com/AlecsFerra/simpleinfer
[INFO] finished tweaking git repo https://github.com/AlecsFerra/simpleinfer
[INFO] tweaked toml for git repo https://github.com/AlecsFerra/simpleinfer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/AlecsFerra/simpleinfer already has a lockfile, it will not be regenerated
[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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8128aa3b2cba7a761237070193d45715de973b03b9ed589ee0fbd27e9fde393d
[INFO] running `Command { std: "docker" "start" "-a" "8128aa3b2cba7a761237070193d45715de973b03b9ed589ee0fbd27e9fde393d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8128aa3b2cba7a761237070193d45715de973b03b9ed589ee0fbd27e9fde393d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8128aa3b2cba7a761237070193d45715de973b03b9ed589ee0fbd27e9fde393d", kill_on_drop: false }`
[INFO] [stdout] 8128aa3b2cba7a761237070193d45715de973b03b9ed589ee0fbd27e9fde393d
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6009e36a63a6301ad1fdcc568266e756aba64aab671101ee045fce5e149ba391
[INFO] running `Command { std: "docker" "start" "-a" "6009e36a63a6301ad1fdcc568266e756aba64aab671101ee045fce5e149ba391", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "6009e36a63a6301ad1fdcc568266e756aba64aab671101ee045fce5e149ba391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6009e36a63a6301ad1fdcc568266e756aba64aab671101ee045fce5e149ba391", kill_on_drop: false }`
[INFO] [stdout] 6009e36a63a6301ad1fdcc568266e756aba64aab671101ee045fce5e149ba391
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0823be4f5ed261e408c0553eed27ece4b783dfce4aef7fd9bf45560ebab91933
[INFO] running `Command { std: "docker" "start" "-a" "0823be4f5ed261e408c0553eed27ece4b783dfce4aef7fd9bf45560ebab91933", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "0823be4f5ed261e408c0553eed27ece4b783dfce4aef7fd9bf45560ebab91933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0823be4f5ed261e408c0553eed27ece4b783dfce4aef7fd9bf45560ebab91933", kill_on_drop: false }`
[INFO] [stdout] 0823be4f5ed261e408c0553eed27ece4b783dfce4aef7fd9bf45560ebab91933
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be8c98a80f0c2bf076120df946d661346aafc715069b956c7fac9add8ddaf324
[INFO] running `Command { std: "docker" "start" "-a" "be8c98a80f0c2bf076120df946d661346aafc715069b956c7fac9add8ddaf324", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpleinfer-09abb633073aca2d)
[INFO] [stdout] test typesafe::substitution::test::substitute_in_fn ... ok
[INFO] [stdout] test typesafe::type_checker::test::high_order ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda_and_if ... ok
[INFO] [stdout] test typesafe::type_checker::test::infer_string_literal ... ok
[INFO] [stdout] test typesafe::type_checker::test::infer_bool_literal ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda_shadow ... ok
[INFO] [stdout] test typesafe::type_checker::test::variable_found ... ok
[INFO] [stdout] test typesafe::type_checker::test::variable_let ... ok
[INFO] [stdout] test typesafe::type_checker::test::recursive_type ... ok
[INFO] [stdout] test typesafe::type_checker::test::infer_int_literal ... ok
[INFO] [stdout] test typesafe::type_checker::test::variable_not_found ... ok
[INFO] [stdout] test typesafe::type_checker::test::simple_let ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be8c98a80f0c2bf076120df946d661346aafc715069b956c7fac9add8ddaf324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8c98a80f0c2bf076120df946d661346aafc715069b956c7fac9add8ddaf324", kill_on_drop: false }`
[INFO] [stdout] be8c98a80f0c2bf076120df946d661346aafc715069b956c7fac9add8ddaf324