[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 master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecsFerra%2Fsimpleinfer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlecsFerra/simpleinfer on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b6ad7d23766fbc71e9981867144d34bdcbd6f04b40003a404b9b48f65d934d
[INFO] running `Command { std: "docker" "start" "-a" "52b6ad7d23766fbc71e9981867144d34bdcbd6f04b40003a404b9b48f65d934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b6ad7d23766fbc71e9981867144d34bdcbd6f04b40003a404b9b48f65d934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b6ad7d23766fbc71e9981867144d34bdcbd6f04b40003a404b9b48f65d934d", kill_on_drop: false }`
[INFO] [stdout] 52b6ad7d23766fbc71e9981867144d34bdcbd6f04b40003a404b9b48f65d934d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 765e6feee6893e0d7c48e9b1996bb9079ae62c2c034a5b9c61cbb5f1d970d840
[INFO] running `Command { std: "docker" "start" "-a" "765e6feee6893e0d7c48e9b1996bb9079ae62c2c034a5b9c61cbb5f1d970d840", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simpleinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "765e6feee6893e0d7c48e9b1996bb9079ae62c2c034a5b9c61cbb5f1d970d840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765e6feee6893e0d7c48e9b1996bb9079ae62c2c034a5b9c61cbb5f1d970d840", kill_on_drop: false }`
[INFO] [stdout] 765e6feee6893e0d7c48e9b1996bb9079ae62c2c034a5b9c61cbb5f1d970d840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46f494dbb8248313bb1a1cf6501da38b7957e38cdfb9b562e8c4bc2883476fe3
[INFO] running `Command { std: "docker" "start" "-a" "46f494dbb8248313bb1a1cf6501da38b7957e38cdfb9b562e8c4bc2883476fe3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simpleinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "46f494dbb8248313bb1a1cf6501da38b7957e38cdfb9b562e8c4bc2883476fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f494dbb8248313bb1a1cf6501da38b7957e38cdfb9b562e8c4bc2883476fe3", kill_on_drop: false }`
[INFO] [stdout] 46f494dbb8248313bb1a1cf6501da38b7957e38cdfb9b562e8c4bc2883476fe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dff7bd70940b9c4126c9c2e967f17a4a7ee2ea296b58f3ee294f46e90bbcf689
[INFO] running `Command { std: "docker" "start" "-a" "dff7bd70940b9c4126c9c2e967f17a4a7ee2ea296b58f3ee294f46e90bbcf689", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpleinfer-75f6f33da08c0cc3)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test typesafe::type_checker::test::infer_string_literal ... ok
[INFO] [stdout] test typesafe::type_checker::test::high_order ... ok
[INFO] [stdout] test typesafe::type_checker::test::infer_int_literal ... ok
[INFO] [stdout] test typesafe::type_checker::test::infer_bool_literal ... ok
[INFO] [stdout] test typesafe::substitution::test::substitute_in_fn ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda ... 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::variable_not_found ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda_shadow ... ok
[INFO] [stdout] test typesafe::type_checker::test::simple_let ... ok
[INFO] [stdout] test typesafe::type_checker::test::recursive_type ... ok
[INFO] [stdout] test typesafe::type_checker::test::lambda_and_if ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dff7bd70940b9c4126c9c2e967f17a4a7ee2ea296b58f3ee294f46e90bbcf689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff7bd70940b9c4126c9c2e967f17a4a7ee2ea296b58f3ee294f46e90bbcf689", kill_on_drop: false }`
[INFO] [stdout] dff7bd70940b9c4126c9c2e967f17a4a7ee2ea296b58f3ee294f46e90bbcf689