[INFO] cloning repository https://github.com/AchmadRifai/ai_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AchmadRifai/ai_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAchmadRifai%2Fai_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAchmadRifai%2Fai_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e5468b25c2f30b56473c68f2010cdbb703823b9
[INFO] checking AchmadRifai/ai_utils against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAchmadRifai%2Fai_utils" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AchmadRifai/ai_utils
[INFO] finished tweaking git repo https://github.com/AchmadRifai/ai_utils
[INFO] tweaked toml for git repo https://github.com/AchmadRifai/ai_utils written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AchmadRifai/ai_utils on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AchmadRifai/ai_utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1d714b0b688fadd893b977dcda00667a253a52382804fa99c450d2d25ddf159
[INFO] running `Command { std: "docker" "start" "-a" "f1d714b0b688fadd893b977dcda00667a253a52382804fa99c450d2d25ddf159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1d714b0b688fadd893b977dcda00667a253a52382804fa99c450d2d25ddf159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d714b0b688fadd893b977dcda00667a253a52382804fa99c450d2d25ddf159", kill_on_drop: false }`
[INFO] [stdout] f1d714b0b688fadd893b977dcda00667a253a52382804fa99c450d2d25ddf159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 016c9cea39862986a5b152656aefce176d652109dd29dcdf8a9fbe9c8f146a5a
[INFO] running `Command { std: "docker" "start" "-a" "016c9cea39862986a5b152656aefce176d652109dd29dcdf8a9fbe9c8f146a5a", kill_on_drop: false }`
[INFO] [stderr]     Checking ai_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ReMap` is never used
[INFO] [stdout]  --> src/map.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait ReMap<K1: Eq + Hash, V1> {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ReMap1` is never used
[INFO] [stdout]   --> src/map.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | trait ReMap1<K1: Eq + Hash + Deref + Copy, V1> {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "016c9cea39862986a5b152656aefce176d652109dd29dcdf8a9fbe9c8f146a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016c9cea39862986a5b152656aefce176d652109dd29dcdf8a9fbe9c8f146a5a", kill_on_drop: false }`
[INFO] [stdout] 016c9cea39862986a5b152656aefce176d652109dd29dcdf8a9fbe9c8f146a5a
