[INFO] cloning repository https://github.com/gbear605/Mu-Puzzle
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gbear605/Mu-Puzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbear605%2FMu-Puzzle"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbear605%2FMu-Puzzle'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e255b9e682fa5065564ebb502dac50ca8eab98b0
[INFO] checking gbear605/Mu-Puzzle against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgbear605%2FMu-Puzzle" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gbear605/Mu-Puzzle on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gbear605/Mu-Puzzle
[INFO] finished tweaking git repo https://github.com/gbear605/Mu-Puzzle
[INFO] tweaked toml for git repo https://github.com/gbear605/Mu-Puzzle written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/gbear605/Mu-Puzzle already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] ab3a1891275a967415b98d3dd7e01e6cd29d204c90b8a2618e8b77e1d0c74175
[INFO] running `"docker" "start" "-a" "ab3a1891275a967415b98d3dd7e01e6cd29d204c90b8a2618e8b77e1d0c74175"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking Mu-Puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `Mu_Puzzle` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mu_puzzle`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Mu_Puzzle` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mu_puzzle`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "ab3a1891275a967415b98d3dd7e01e6cd29d204c90b8a2618e8b77e1d0c74175"`
[INFO] running `"docker" "rm" "-f" "ab3a1891275a967415b98d3dd7e01e6cd29d204c90b8a2618e8b77e1d0c74175"`
[INFO] [stdout] ab3a1891275a967415b98d3dd7e01e6cd29d204c90b8a2618e8b77e1d0c74175