[INFO] cloning repository https://github.com/joshhartigan/lemurs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshhartigan/lemurs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshhartigan%2Flemurs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshhartigan%2Flemurs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3950ac329a7a93c52fa8fc994a3cdd590ddb0f98
[INFO] checking joshhartigan/lemurs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshhartigan%2Flemurs" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshhartigan/lemurs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/joshhartigan/lemurs
[INFO] finished tweaking git repo https://github.com/joshhartigan/lemurs
[INFO] tweaked toml for git repo https://github.com/joshhartigan/lemurs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/joshhartigan/lemurs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 9962421f1994bbf3fc1b3a2a252dee48cf1b55244b6ccbdb53153e6c1c6d8c7a
[INFO] running `"docker" "start" "-a" "9962421f1994bbf3fc1b3a2a252dee48cf1b55244b6ccbdb53153e6c1c6d8c7a"`
[INFO] [stderr]     Checking lemurs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `regex`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate regex;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `lemurs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `regex`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate regex;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `lemurs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9962421f1994bbf3fc1b3a2a252dee48cf1b55244b6ccbdb53153e6c1c6d8c7a"`
[INFO] running `"docker" "rm" "-f" "9962421f1994bbf3fc1b3a2a252dee48cf1b55244b6ccbdb53153e6c1c6d8c7a"`
[INFO] [stdout] 9962421f1994bbf3fc1b3a2a252dee48cf1b55244b6ccbdb53153e6c1c6d8c7a