[INFO] cloning repository https://github.com/vsramanujan/CrackingTheCodingInterviewInRust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vsramanujan/CrackingTheCodingInterviewInRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 424b84998e8ac1fce6433feea8d288d893210a42 [INFO] checking vsramanujan/CrackingTheCodingInterviewInRust against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust" "/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/vsramanujan/CrackingTheCodingInterviewInRust on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust [INFO] finished tweaking git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust [INFO] tweaked toml for git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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] eb5534f29c783f6ce228f6c339251279e9955a0356b24534fb9a094ca161916b [INFO] running `"docker" "start" "-a" "eb5534f29c783f6ce228f6c339251279e9955a0356b24534fb9a094ca161916b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking rust_cracking_the_coding_interview v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `"docker" "inspect" "eb5534f29c783f6ce228f6c339251279e9955a0356b24534fb9a094ca161916b"` [INFO] running `"docker" "rm" "-f" "eb5534f29c783f6ce228f6c339251279e9955a0356b24534fb9a094ca161916b"` [INFO] [stdout] eb5534f29c783f6ce228f6c339251279e9955a0356b24534fb9a094ca161916b