[INFO] cloning repository https://github.com/windelbouwman/zowski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/windelbouwman/zowski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwindelbouwman%2Fzowski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwindelbouwman%2Fzowski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96fe9f63d023aa984a574dc01e6acc2f06b1fc11
[INFO] checking windelbouwman/zowski against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwindelbouwman%2Fzowski" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/windelbouwman/zowski on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/windelbouwman/zowski
[INFO] finished tweaking git repo https://github.com/windelbouwman/zowski
[INFO] tweaked toml for git repo https://github.com/windelbouwman/zowski written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/windelbouwman/zowski already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fff8f9fa0a4a45ab694555c45ca8c1d8556dfabfe4686fa1b1231864631db2a6
[INFO] running `Command { std: "docker" "start" "-a" "fff8f9fa0a4a45ab694555c45ca8c1d8556dfabfe4686fa1b1231864631db2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff8f9fa0a4a45ab694555c45ca8c1d8556dfabfe4686fa1b1231864631db2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff8f9fa0a4a45ab694555c45ca8c1d8556dfabfe4686fa1b1231864631db2a6", kill_on_drop: false }`
[INFO] [stdout] fff8f9fa0a4a45ab694555c45ca8c1d8556dfabfe4686fa1b1231864631db2a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75ac87a860e2f1a27e8ad33c6a4a49bb9e630953739694fba8259735da9b39da
[INFO] running `Command { std: "docker" "start" "-a" "75ac87a860e2f1a27e8ad33c6a4a49bb9e630953739694fba8259735da9b39da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking zowski v0.1.0 (/opt/rustwide/workdir/zowski)
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> zowski/src/dfa.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     x: Vec<usize>,
[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] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> zowski/src/dfa.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     x: Vec<usize>,
[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]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking zowski-cli v0.1.0 (/opt/rustwide/workdir/zowski-cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "75ac87a860e2f1a27e8ad33c6a4a49bb9e630953739694fba8259735da9b39da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ac87a860e2f1a27e8ad33c6a4a49bb9e630953739694fba8259735da9b39da", kill_on_drop: false }`
[INFO] [stdout] 75ac87a860e2f1a27e8ad33c6a4a49bb9e630953739694fba8259735da9b39da