[INFO] cloning repository https://github.com/halvko/mini-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halvko/mini-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalvko%2Fmini-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalvko%2Fmini-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8dc5e94dfc8de594f6d7d0d3730bb0b9675410d
[INFO] testing halvko/mini-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%2Fhalvko%2Fmini-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/halvko/mini-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/halvko/mini-rust
[INFO] finished tweaking git repo https://github.com/halvko/mini-rust
[INFO] tweaked toml for git repo https://github.com/halvko/mini-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/halvko/mini-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 43a7896cda19d4b8b0509f93a15bc72aeb3490ef8eb5aed6cec1203c8eab0139
[INFO] running `Command { std: "docker" "start" "-a" "43a7896cda19d4b8b0509f93a15bc72aeb3490ef8eb5aed6cec1203c8eab0139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a7896cda19d4b8b0509f93a15bc72aeb3490ef8eb5aed6cec1203c8eab0139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a7896cda19d4b8b0509f93a15bc72aeb3490ef8eb5aed6cec1203c8eab0139", kill_on_drop: false }`
[INFO] [stdout] 43a7896cda19d4b8b0509f93a15bc72aeb3490ef8eb5aed6cec1203c8eab0139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b042156383b27007a066fac14c3078ccec6103c249fc610ca6e26e5cb9d76bd3
[INFO] running `Command { std: "docker" "start" "-a" "b042156383b27007a066fac14c3078ccec6103c249fc610ca6e26e5cb9d76bd3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lex v0.1.0 (/opt/rustwide/workdir/lex)
[INFO] [stderr]    Compiling mini-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lex`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use lex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.21s
[INFO] running `Command { std: "docker" "inspect" "b042156383b27007a066fac14c3078ccec6103c249fc610ca6e26e5cb9d76bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b042156383b27007a066fac14c3078ccec6103c249fc610ca6e26e5cb9d76bd3", kill_on_drop: false }`
[INFO] [stdout] b042156383b27007a066fac14c3078ccec6103c249fc610ca6e26e5cb9d76bd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 70fc3483306c38d7a7630881aab2e493f271260e27a15dda396582152bd5c418
[INFO] running `Command { std: "docker" "start" "-a" "70fc3483306c38d7a7630881aab2e493f271260e27a15dda396582152bd5c418", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lex`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use lex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.37s
[INFO] running `Command { std: "docker" "inspect" "70fc3483306c38d7a7630881aab2e493f271260e27a15dda396582152bd5c418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fc3483306c38d7a7630881aab2e493f271260e27a15dda396582152bd5c418", kill_on_drop: false }`
[INFO] [stdout] 70fc3483306c38d7a7630881aab2e493f271260e27a15dda396582152bd5c418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 59aebc48296b300f63ed8e1858ecc5f6878004ec0c342998aec88cc4b532e607
[INFO] running `Command { std: "docker" "start" "-a" "59aebc48296b300f63ed8e1858ecc5f6878004ec0c342998aec88cc4b532e607", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `lex`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use lex;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-rust` (bin "mini-rust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mini_rust-81d6151e1bba7cad)
[INFO] running `Command { std: "docker" "inspect" "59aebc48296b300f63ed8e1858ecc5f6878004ec0c342998aec88cc4b532e607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59aebc48296b300f63ed8e1858ecc5f6878004ec0c342998aec88cc4b532e607", kill_on_drop: false }`
[INFO] [stdout] 59aebc48296b300f63ed8e1858ecc5f6878004ec0c342998aec88cc4b532e607