[INFO] cloning repository https://github.com/Grokmoo/rusolve
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Grokmoo/rusolve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrokmoo%2Frusolve"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrokmoo%2Frusolve'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a9ec37dc58f791af2c59ae318b8fcecd8bcdd90f
[INFO] checking Grokmoo/rusolve against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrokmoo%2Frusolve" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Grokmoo/rusolve on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Grokmoo/rusolve
[INFO] finished tweaking git repo https://github.com/Grokmoo/rusolve
[INFO] tweaked toml for git repo https://github.com/Grokmoo/rusolve written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Grokmoo/rusolve already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] f6df68b9a2233b40762b45ff933cd01f4427b3f0b2565ebf477a409f1e3fcd42
[INFO] running `"docker" "start" "-a" "f6df68b9a2233b40762b45ff933cd01f4427b3f0b2565ebf477a409f1e3fcd42"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rusolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `"docker" "inspect" "f6df68b9a2233b40762b45ff933cd01f4427b3f0b2565ebf477a409f1e3fcd42"`
[INFO] running `"docker" "rm" "-f" "f6df68b9a2233b40762b45ff933cd01f4427b3f0b2565ebf477a409f1e3fcd42"`
[INFO] [stdout] f6df68b9a2233b40762b45ff933cd01f4427b3f0b2565ebf477a409f1e3fcd42