[INFO] cloning repository https://github.com/pfesenmeier/ten_nice_things_about_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfesenmeier/ten_nice_things_about_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfesenmeier%2Ften_nice_things_about_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfesenmeier%2Ften_nice_things_about_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13b1175b06f6673e4e693b9efecff6b8fa782973
[INFO] checking pfesenmeier/ten_nice_things_about_rust against try#173780a87744406b7489b28349c0176f14bb3881 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfesenmeier%2Ften_nice_things_about_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pfesenmeier/ten_nice_things_about_rust on toolchain 173780a87744406b7489b28349c0176f14bb3881
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+173780a87744406b7489b28349c0176f14bb3881" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pfesenmeier/ten_nice_things_about_rust
[INFO] finished tweaking git repo https://github.com/pfesenmeier/ten_nice_things_about_rust
[INFO] tweaked toml for git repo https://github.com/pfesenmeier/ten_nice_things_about_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pfesenmeier/ten_nice_things_about_rust 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" "+173780a87744406b7489b28349c0176f14bb3881" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+173780a87744406b7489b28349c0176f14bb3881" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73e61966bde3c32905ec3ea6bb27f6b78e104bf5f99e89ec073ad63c517ccf7f
[INFO] running `Command { std: "docker" "start" "-a" "73e61966bde3c32905ec3ea6bb27f6b78e104bf5f99e89ec073ad63c517ccf7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e61966bde3c32905ec3ea6bb27f6b78e104bf5f99e89ec073ad63c517ccf7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e61966bde3c32905ec3ea6bb27f6b78e104bf5f99e89ec073ad63c517ccf7f", kill_on_drop: false }`
[INFO] [stdout] 73e61966bde3c32905ec3ea6bb27f6b78e104bf5f99e89ec073ad63c517ccf7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+173780a87744406b7489b28349c0176f14bb3881" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04bf7cade43b43c527223faeabef5b3c506690f98a2c741a5b19acd7127f481a
[INFO] running `Command { std: "docker" "start" "-a" "04bf7cade43b43c527223faeabef5b3c506690f98a2c741a5b19acd7127f481a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking ten_nice_things_about_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "04bf7cade43b43c527223faeabef5b3c506690f98a2c741a5b19acd7127f481a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04bf7cade43b43c527223faeabef5b3c506690f98a2c741a5b19acd7127f481a", kill_on_drop: false }`
[INFO] [stdout] 04bf7cade43b43c527223faeabef5b3c506690f98a2c741a5b19acd7127f481a