[INFO] cloning repository https://github.com/libraries/log_collection
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/libraries/log_collection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bac1c95e80db3289c72ad4e4ab95f3f6db002514
[INFO] checking libraries/log_collection against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibraries%2Flog_collection" "/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/libraries/log_collection on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/libraries/log_collection
[INFO] finished tweaking git repo https://github.com/libraries/log_collection
[INFO] tweaked toml for git repo https://github.com/libraries/log_collection written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/libraries/log_collection already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "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" "+71b81291baafb8a58836272757b28817fe1d8190" "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] 57f857098ed88b303f820fee26dfd596f7c0080f1d689e28b125d32aa0823c49
[INFO] running `"docker" "start" "-a" "57f857098ed88b303f820fee26dfd596f7c0080f1d689e28b125d32aa0823c49"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking log_collection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `"docker" "inspect" "57f857098ed88b303f820fee26dfd596f7c0080f1d689e28b125d32aa0823c49"`
[INFO] running `"docker" "rm" "-f" "57f857098ed88b303f820fee26dfd596f7c0080f1d689e28b125d32aa0823c49"`
[INFO] [stdout] 57f857098ed88b303f820fee26dfd596f7c0080f1d689e28b125d32aa0823c49