[INFO] cloning repository https://github.com/chorus-lang/chorus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chorus-lang/chorus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchorus-lang%2Fchorus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchorus-lang%2Fchorus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 054119c1615b1ef4b9e61ea551f805dbca87184d
[INFO] testing chorus-lang/chorus against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchorus-lang%2Fchorus" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chorus-lang/chorus 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/chorus-lang/chorus
[INFO] finished tweaking git repo https://github.com/chorus-lang/chorus
[INFO] tweaked toml for git repo https://github.com/chorus-lang/chorus written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/chorus-lang/chorus 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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] ed5ef47cf9c95eecfa977c6cdaf0c59e8b157e00a92e1f46e0d9126df0f06b11
[INFO] running `Command { std: "docker" "start" "-a" "ed5ef47cf9c95eecfa977c6cdaf0c59e8b157e00a92e1f46e0d9126df0f06b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5ef47cf9c95eecfa977c6cdaf0c59e8b157e00a92e1f46e0d9126df0f06b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5ef47cf9c95eecfa977c6cdaf0c59e8b157e00a92e1f46e0d9126df0f06b11", kill_on_drop: false }`
[INFO] [stdout] ed5ef47cf9c95eecfa977c6cdaf0c59e8b157e00a92e1f46e0d9126df0f06b11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 93557511ffedff5c0401acbf6ee617ba1846983e92e494159cb942bdff60a47d
[INFO] running `Command { std: "docker" "start" "-a" "93557511ffedff5c0401acbf6ee617ba1846983e92e494159cb942bdff60a47d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling lua v0.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling coding_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `compile_target`
[INFO] [stdout]  --> src/parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         compile_target: Languages,
[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 16.37s
[INFO] running `Command { std: "docker" "inspect" "93557511ffedff5c0401acbf6ee617ba1846983e92e494159cb942bdff60a47d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93557511ffedff5c0401acbf6ee617ba1846983e92e494159cb942bdff60a47d", kill_on_drop: false }`
[INFO] [stdout] 93557511ffedff5c0401acbf6ee617ba1846983e92e494159cb942bdff60a47d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 981a104e568fb52d43c330c876ec2240bccc2ccf3c037fb3fa7a7642ef95290d
[INFO] running `Command { std: "docker" "start" "-a" "981a104e568fb52d43c330c876ec2240bccc2ccf3c037fb3fa7a7642ef95290d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling coding_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `compile_target`
[INFO] [stdout]  --> src/parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         compile_target: Languages,
[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 test [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "981a104e568fb52d43c330c876ec2240bccc2ccf3c037fb3fa7a7642ef95290d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981a104e568fb52d43c330c876ec2240bccc2ccf3c037fb3fa7a7642ef95290d", kill_on_drop: false }`
[INFO] [stdout] 981a104e568fb52d43c330c876ec2240bccc2ccf3c037fb3fa7a7642ef95290d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] ee7419d7b0b21ff089363cb466c9291e2c19eaa66043f46cb3c7374aa40f1512
[INFO] running `Command { std: "docker" "start" "-a" "ee7419d7b0b21ff089363cb466c9291e2c19eaa66043f46cb3c7374aa40f1512", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `compile_target`
[INFO] [stderr]  --> src/parser.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |         compile_target: Languages,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `coding_language` (bin "coding_language" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coding_language-02cd5512058b55e7)
[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" "ee7419d7b0b21ff089363cb466c9291e2c19eaa66043f46cb3c7374aa40f1512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee7419d7b0b21ff089363cb466c9291e2c19eaa66043f46cb3c7374aa40f1512", kill_on_drop: false }`
[INFO] [stdout] ee7419d7b0b21ff089363cb466c9291e2c19eaa66043f46cb3c7374aa40f1512