[INFO] updating cached repository https://github.com/modulitos/rust-lang-book-exercises
[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] 07841fd4ad90eefc1731fc6f50bff7afd0b6e5e6
[INFO] checking modulitos/rust-lang-book-exercises against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulitos%2Frust-lang-book-exercises" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/modulitos/rust-lang-book-exercises on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/modulitos/rust-lang-book-exercises
[INFO] finished tweaking git repo https://github.com/modulitos/rust-lang-book-exercises
[INFO] tweaked toml for git repo https://github.com/modulitos/rust-lang-book-exercises written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/modulitos/rust-lang-book-exercises already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] e5833c9c050d9fbcd8dda0d382c5b0d31128e48f2b9b7c1ea0b7f407c3fae491
[INFO] running `"docker" "start" "-a" "e5833c9c050d9fbcd8dda0d382c5b0d31128e48f2b9b7c1ea0b7f407c3fae491"`
[INFO] [stderr]     Checking rust_lang_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `advanced_traits`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | mod advanced_traits;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `advanced_traits`, create file "src/advanced_traits.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `advanced_traits`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | mod advanced_traits;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `advanced_traits`, create file "src/advanced_traits.rs"
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: could not compile `rust_lang_book`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: could not compile `rust_lang_book`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e5833c9c050d9fbcd8dda0d382c5b0d31128e48f2b9b7c1ea0b7f407c3fae491"`
[INFO] running `"docker" "rm" "-f" "e5833c9c050d9fbcd8dda0d382c5b0d31128e48f2b9b7c1ea0b7f407c3fae491"`
[INFO] [stdout] e5833c9c050d9fbcd8dda0d382c5b0d31128e48f2b9b7c1ea0b7f407c3fae491
