[INFO] updating cached repository https://github.com/iambillmccann/ProjectEulerRust
[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] a80634b15d636dc56d6f859a5dd429b3a35ca35f
[INFO] checking iambillmccann/ProjectEulerRust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiambillmccann%2FProjectEulerRust" "/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/iambillmccann/ProjectEulerRust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/iambillmccann/ProjectEulerRust
[INFO] finished tweaking git repo https://github.com/iambillmccann/ProjectEulerRust
[INFO] tweaked toml for git repo https://github.com/iambillmccann/ProjectEulerRust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/iambillmccann/ProjectEulerRust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] b251c4c083a7ee69e36bb83faffbce16473a46d4ca7cf6f6f1a8b1b5a2dc1a68
[INFO] running `"docker" "start" "-a" "b251c4c083a7ee69e36bb83faffbce16473a46d4ca7cf6f6f1a8b1b5a2dc1a68"`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.58s
[INFO] running `"docker" "inspect" "b251c4c083a7ee69e36bb83faffbce16473a46d4ca7cf6f6f1a8b1b5a2dc1a68"`
[INFO] running `"docker" "rm" "-f" "b251c4c083a7ee69e36bb83faffbce16473a46d4ca7cf6f6f1a8b1b5a2dc1a68"`
[INFO] [stdout] b251c4c083a7ee69e36bb83faffbce16473a46d4ca7cf6f6f1a8b1b5a2dc1a68