[INFO] cloning repository https://github.com/jawline/Brainfuck-In-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawline/Brainfuck-In-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FBrainfuck-In-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FBrainfuck-In-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74884e39eeb2a2ef325573e6d27826081c5b7394
[INFO] testing jawline/Brainfuck-In-Rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FBrainfuck-In-Rust" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jawline/Brainfuck-In-Rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jawline/Brainfuck-In-Rust
[INFO] finished tweaking git repo https://github.com/jawline/Brainfuck-In-Rust
[INFO] tweaked toml for git repo https://github.com/jawline/Brainfuck-In-Rust written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate git repo https://github.com/jawline/Brainfuck-In-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ba15e5a0a02efcda66e9d24cde17d87071495f177517b3daff7335254e7fe10
[INFO] running `Command { std: "docker" "start" "-a" "5ba15e5a0a02efcda66e9d24cde17d87071495f177517b3daff7335254e7fe10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ba15e5a0a02efcda66e9d24cde17d87071495f177517b3daff7335254e7fe10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba15e5a0a02efcda66e9d24cde17d87071495f177517b3daff7335254e7fe10", kill_on_drop: false }`
[INFO] [stdout] 5ba15e5a0a02efcda66e9d24cde17d87071495f177517b3daff7335254e7fe10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb3e401ba75a5ff94c58b16b9b6fc2a39a6044ab108230a333c898b22fdb5ce2
[INFO] running `Command { std: "docker" "start" "-a" "fb3e401ba75a5ff94c58b16b9b6fc2a39a6044ab108230a333c898b22fdb5ce2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustbf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Write, Read};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb3e401ba75a5ff94c58b16b9b6fc2a39a6044ab108230a333c898b22fdb5ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3e401ba75a5ff94c58b16b9b6fc2a39a6044ab108230a333c898b22fdb5ce2", kill_on_drop: false }`
[INFO] [stdout] fb3e401ba75a5ff94c58b16b9b6fc2a39a6044ab108230a333c898b22fdb5ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ae973fd0ae26e483aa7d6e8cf75434d70f8c76b014970fad8fd694f0ad4a6d3
[INFO] running `Command { std: "docker" "start" "-a" "2ae973fd0ae26e483aa7d6e8cf75434d70f8c76b014970fad8fd694f0ad4a6d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustbf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Write, Read};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.42s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ae973fd0ae26e483aa7d6e8cf75434d70f8c76b014970fad8fd694f0ad4a6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae973fd0ae26e483aa7d6e8cf75434d70f8c76b014970fad8fd694f0ad4a6d3", kill_on_drop: false }`
[INFO] [stdout] 2ae973fd0ae26e483aa7d6e8cf75434d70f8c76b014970fad8fd694f0ad4a6d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 959c8c1e4f3bf5111a099947f804056d2cf58a02880bf698b545246ace801105
[INFO] running `Command { std: "docker" "start" "-a" "959c8c1e4f3bf5111a099947f804056d2cf58a02880bf698b545246ace801105", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/main.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Write, Read};
[INFO] [stderr]   |                      ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustbf` (bin "rustbf" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustbf-e801d51aaf34670e)
[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" "959c8c1e4f3bf5111a099947f804056d2cf58a02880bf698b545246ace801105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959c8c1e4f3bf5111a099947f804056d2cf58a02880bf698b545246ace801105", kill_on_drop: false }`
[INFO] [stdout] 959c8c1e4f3bf5111a099947f804056d2cf58a02880bf698b545246ace801105