[INFO] cloning repository https://github.com/stan4cb/rs-brainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stan4cb/rs-brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstan4cb%2Frs-brainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstan4cb%2Frs-brainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 364e8f045b1d3b1da9a25d01608b84e5ec663ac1
[INFO] testing stan4cb/rs-brainfuck against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstan4cb%2Frs-brainfuck" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stan4cb/rs-brainfuck 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/stan4cb/rs-brainfuck
[INFO] finished tweaking git repo https://github.com/stan4cb/rs-brainfuck
[INFO] tweaked toml for git repo https://github.com/stan4cb/rs-brainfuck written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/stan4cb/rs-brainfuck 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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e40f6aa72123850c3eb01d6038d121ddc92f88a1a0fe03b27dbcbfcf715f74
[INFO] running `Command { std: "docker" "start" "-a" "a7e40f6aa72123850c3eb01d6038d121ddc92f88a1a0fe03b27dbcbfcf715f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e40f6aa72123850c3eb01d6038d121ddc92f88a1a0fe03b27dbcbfcf715f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e40f6aa72123850c3eb01d6038d121ddc92f88a1a0fe03b27dbcbfcf715f74", kill_on_drop: false }`
[INFO] [stdout] a7e40f6aa72123850c3eb01d6038d121ddc92f88a1a0fe03b27dbcbfcf715f74
[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=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] 1a4d5cb6fa3afd534831c88749c1c402c059bb326f9b6d38999a6c2d33a5ac3b
[INFO] running `Command { std: "docker" "start" "-a" "1a4d5cb6fa3afd534831c88749c1c402c059bb326f9b6d38999a6c2d33a5ac3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `brain_luck`
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn brain_luck(code: &str, input: Vec<u8>) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "1a4d5cb6fa3afd534831c88749c1c402c059bb326f9b6d38999a6c2d33a5ac3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4d5cb6fa3afd534831c88749c1c402c059bb326f9b6d38999a6c2d33a5ac3b", kill_on_drop: false }`
[INFO] [stdout] 1a4d5cb6fa3afd534831c88749c1c402c059bb326f9b6d38999a6c2d33a5ac3b
[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=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] a351d73a0287c6b4636214177178715b2f6e3df2161b3695eafd075c6a75cc7e
[INFO] running `Command { std: "docker" "start" "-a" "a351d73a0287c6b4636214177178715b2f6e3df2161b3695eafd075c6a75cc7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-brainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "a351d73a0287c6b4636214177178715b2f6e3df2161b3695eafd075c6a75cc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a351d73a0287c6b4636214177178715b2f6e3df2161b3695eafd075c6a75cc7e", kill_on_drop: false }`
[INFO] [stdout] a351d73a0287c6b4636214177178715b2f6e3df2161b3695eafd075c6a75cc7e
[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=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] 339ced9df32e56e256f8e2748258cefe74d57cd09c979235c79baee720e6038e
[INFO] running `Command { std: "docker" "start" "-a" "339ced9df32e56e256f8e2748258cefe74d57cd09c979235c79baee720e6038e", 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] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_brainfuck-908a4d072f8542e5)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test hello_world ... ok
[INFO] [stdout] test print_a ... ok
[INFO] [stdout] test read_until_zero ... ok
[INFO] [stdout] test division ... ok
[INFO] [stdout] test read_until_255 ... ok
[INFO] [stdout] test subtract ... ok
[INFO] [stdout] test multiply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "339ced9df32e56e256f8e2748258cefe74d57cd09c979235c79baee720e6038e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339ced9df32e56e256f8e2748258cefe74d57cd09c979235c79baee720e6038e", kill_on_drop: false }`
[INFO] [stdout] 339ced9df32e56e256f8e2748258cefe74d57cd09c979235c79baee720e6038e