[INFO] cloning repository https://github.com/ymgyt/utf8bomer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymgyt/utf8bomer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Futf8bomer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Futf8bomer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c459d93cda18bd8ed97e0936ede839e0b66e80d4
[INFO] checking ymgyt/utf8bomer against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Futf8bomer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ymgyt/utf8bomer on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ymgyt/utf8bomer
[INFO] finished tweaking git repo https://github.com/ymgyt/utf8bomer
[INFO] tweaked toml for git repo https://github.com/ymgyt/utf8bomer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ymgyt/utf8bomer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd5a7b6cb7c1047371958f2fd4d9c03de9f1dd087743b7e8d196050be4a60e08
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cd5a7b6cb7c1047371958f2fd4d9c03de9f1dd087743b7e8d196050be4a60e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd5a7b6cb7c1047371958f2fd4d9c03de9f1dd087743b7e8d196050be4a60e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5a7b6cb7c1047371958f2fd4d9c03de9f1dd087743b7e8d196050be4a60e08", kill_on_drop: false }`
[INFO] [stdout] cd5a7b6cb7c1047371958f2fd4d9c03de9f1dd087743b7e8d196050be4a60e08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d13156aa495a5afc10a5eded3386e7a54e8cca443ef5620af03c0c0055e6e86
[INFO] running `Command { std: "docker" "start" "-a" "7d13156aa495a5afc10a5eded3386e7a54e8cca443ef5620af03c0c0055e6e86", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking unicode-bom v1.1.4
[INFO] [stderr]     Checking utf8bomer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "7d13156aa495a5afc10a5eded3386e7a54e8cca443ef5620af03c0c0055e6e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d13156aa495a5afc10a5eded3386e7a54e8cca443ef5620af03c0c0055e6e86", kill_on_drop: false }`
[INFO] [stdout] 7d13156aa495a5afc10a5eded3386e7a54e8cca443ef5620af03c0c0055e6e86