[INFO] updating cached repository https://github.com/peter-wilkins-mayden/percolation
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56392c28377f4d6615d990b0d4f7e36133a41822
[INFO] checking peter-wilkins-mayden/percolation against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeter-wilkins-mayden%2Fpercolation" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peter-wilkins-mayden/percolation on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peter-wilkins-mayden/percolation
[INFO] finished tweaking git repo https://github.com/peter-wilkins-mayden/percolation
[INFO] tweaked toml for git repo https://github.com/peter-wilkins-mayden/percolation written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/peter-wilkins-mayden/percolation already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dcaa0b2adcdcc1eeb6c8b1d65ea808d6ef9d674d7e7ac81700cece10908c2eb
[INFO] running `"docker" "start" "-a" "1dcaa0b2adcdcc1eeb6c8b1d65ea808d6ef9d674d7e7ac81700cece10908c2eb"`
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking perc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `corner_case`
[INFO] [stderr]    --> src/perc.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn corner_case() {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
[INFO] running `"docker" "inspect" "1dcaa0b2adcdcc1eeb6c8b1d65ea808d6ef9d674d7e7ac81700cece10908c2eb"`
[INFO] running `"docker" "rm" "-f" "1dcaa0b2adcdcc1eeb6c8b1d65ea808d6ef9d674d7e7ac81700cece10908c2eb"`
[INFO] [stdout] 1dcaa0b2adcdcc1eeb6c8b1d65ea808d6ef9d674d7e7ac81700cece10908c2eb