[INFO] cloning repository https://github.com/io12/unf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/io12/unf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fio12%2Funf"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fio12%2Funf'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 620e901ac5835d09a4ae09b0adf7f4c6b2ec3ce9
[INFO] checking io12/unf against master#f9fdf642bab2bfcabe1829a4c82aaf055330661b for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fio12%2Funf" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/io12/unf on toolchain f9fdf642bab2bfcabe1829a4c82aaf055330661b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/io12/unf
[INFO] finished tweaking git repo https://github.com/io12/unf
[INFO] tweaked toml for git repo https://github.com/io12/unf written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/io12/unf already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "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] 94bf100bab4198e62de0e493bfd13bf6f5f35740b97b2ce7cc6421c0d30f2a6a
[INFO] running `"docker" "start" "-a" "94bf100bab4198e62de0e493bfd13bf6f5f35740b97b2ce7cc6421c0d30f2a6a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking deunicode v1.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking promptly v0.1.5
[INFO] [stderr]     Checking unf v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.04s
[INFO] running `"docker" "inspect" "94bf100bab4198e62de0e493bfd13bf6f5f35740b97b2ce7cc6421c0d30f2a6a"`
[INFO] running `"docker" "rm" "-f" "94bf100bab4198e62de0e493bfd13bf6f5f35740b97b2ce7cc6421c0d30f2a6a"`
[INFO] [stdout] 94bf100bab4198e62de0e493bfd13bf6f5f35740b97b2ce7cc6421c0d30f2a6a