Dec 18 08:04:05.323 INFO checking D4nte/rustfmt-3209 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:04:05.323 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/D4nte/rustfmt-3209:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:04:05.733 INFO [stdout] 3892ff38dc92223dddda809d83c994b98afa3b46a857a50d37660ac07fb1b2e0
Dec 18 08:04:05.735 INFO running `"docker" "start" "-a" "3892ff38dc92223dddda809d83c994b98afa3b46a857a50d37660ac07fb1b2e0"`
Dec 18 08:04:06.856 INFO [stderr]     Checking tmp v0.1.0 (/opt/crater/workdir)
Dec 18 08:04:07.072 INFO [stderr] error[E0412]: cannot find type `Mutex` in this scope
Dec 18 08:04:07.072 INFO [stderr]  --> src/main.rs:7:26
Dec 18 08:04:07.072 INFO [stderr]   |
Dec 18 08:04:07.072 INFO [stderr] 7 |     next_internal_index: Mutex<u32>,
Dec 18 08:04:07.072 INFO [stderr]   |                          ^^^^^ not found in this scope
Dec 18 08:04:07.072 INFO [stderr] help: possible candidate is found in another module, you can import it into scope
Dec 18 08:04:07.072 INFO [stderr]   |
Dec 18 08:04:07.072 INFO [stderr] 2 | use std::sync::Mutex;
Dec 18 08:04:07.072 INFO [stderr]   |
Dec 18 08:04:07.072 INFO [stderr] 
Dec 18 08:04:07.080 INFO [stderr] error[E0412]: cannot find type `Mutex` in this scope
Dec 18 08:04:07.080 INFO [stderr]  --> src/main.rs:7:26
Dec 18 08:04:07.080 INFO [stderr]   |
Dec 18 08:04:07.080 INFO [stderr] 7 |     next_internal_index: Mutex<u32>,
Dec 18 08:04:07.080 INFO [stderr]   |                          ^^^^^ not found in this scope
Dec 18 08:04:07.080 INFO [stderr] help: possible candidate is found in another module, you can import it into scope
Dec 18 08:04:07.080 INFO [stderr]   |
Dec 18 08:04:07.080 INFO [stderr] 2 | use std::sync::Mutex;
Dec 18 08:04:07.080 INFO [stderr]   |
Dec 18 08:04:07.080 INFO [stderr] 
Dec 18 08:04:07.092 INFO [stderr] error: aborting due to previous error
Dec 18 08:04:07.092 INFO [stderr] 
Dec 18 08:04:07.092 INFO [stderr] For more information about this error, try `rustc --explain E0412`.
Dec 18 08:04:07.100 INFO [stderr] error: Could not compile `tmp`.
Dec 18 08:04:07.100 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 08:04:07.101 INFO [stderr] error: aborting due to previous error
Dec 18 08:04:07.101 INFO [stderr] 
Dec 18 08:04:07.101 INFO [stderr] For more information about this error, try `rustc --explain E0412`.
Dec 18 08:04:07.110 INFO [stderr] error: Could not compile `tmp`.
Dec 18 08:04:07.110 INFO [stderr] 
Dec 18 08:04:07.110 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 08:04:07.423 INFO running `"docker" "inspect" "3892ff38dc92223dddda809d83c994b98afa3b46a857a50d37660ac07fb1b2e0"`
Dec 18 08:04:07.501 INFO running `"docker" "rm" "-f" "3892ff38dc92223dddda809d83c994b98afa3b46a857a50d37660ac07fb1b2e0"`
Dec 18 08:04:07.616 INFO [stdout] 3892ff38dc92223dddda809d83c994b98afa3b46a857a50d37660ac07fb1b2e0