Dec 19 20:30:06.761 INFO checking andresoro/grep against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:30:06.761 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/andresoro/grep:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:30:07.021 INFO [stdout] e60866993171ea6929576109e606b47c193566b24eb9af65a69ad27635b61200
Dec 19 20:30:07.023 INFO running `"docker" "start" "-a" "e60866993171ea6929576109e606b47c193566b24eb9af65a69ad27635b61200"`
Dec 19 20:30:07.706 INFO [stderr]     Checking grep v0.1.0 (/opt/crater/workdir)
Dec 19 20:30:07.886 INFO [stderr] warning: unused import: `std::fs`
Dec 19 20:30:07.886 INFO [stderr]  --> src/lib.rs:2:5
Dec 19 20:30:07.886 INFO [stderr]   |
Dec 19 20:30:07.886 INFO [stderr] 2 | use std::fs;
Dec 19 20:30:07.886 INFO [stderr]   |     ^^^^^^^
Dec 19 20:30:07.886 INFO [stderr]   |
Dec 19 20:30:07.886 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:30:07.886 INFO [stderr] 
Dec 19 20:30:07.889 INFO [stderr] warning: unused import: `std::fs`
Dec 19 20:30:07.889 INFO [stderr]  --> src/lib.rs:2:5
Dec 19 20:30:07.934 INFO [stderr]   |
Dec 19 20:30:07.934 INFO [stderr] 2 | use std::fs;
Dec 19 20:30:07.934 INFO [stderr]   |     ^^^^^^^
Dec 19 20:30:07.934 INFO [stderr]   |
Dec 19 20:30:07.934 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:30:07.934 INFO [stderr] 
Dec 19 20:30:07.934 INFO [stderr] error[E0308]: mismatched types
Dec 19 20:30:07.934 INFO [stderr]   --> src/lib.rs:22:58
Dec 19 20:30:07.934 INFO [stderr]    |
Dec 19 20:30:07.934 INFO [stderr] 22 |   pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
Dec 19 20:30:07.934 INFO [stderr]    |  __________________________________________________________^
Dec 19 20:30:07.934 INFO [stderr] 23 | |     
Dec 19 20:30:07.934 INFO [stderr] 24 | | }
Dec 19 20:30:07.934 INFO [stderr]    | |_^ expected enum `std::result::Result`, found ()
Dec 19 20:30:07.934 INFO [stderr]    |
Dec 19 20:30:07.934 INFO [stderr]    = note: expected type `std::result::Result<(), std::boxed::Box<(dyn std::error::Error + 'static)>>`
Dec 19 20:30:07.934 INFO [stderr]               found type `()`
Dec 19 20:30:07.934 INFO [stderr] 
Dec 19 20:30:07.934 INFO [stderr] error: aborting due to previous error
Dec 19 20:30:07.934 INFO [stderr] 
Dec 19 20:30:07.934 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 19 20:30:07.934 INFO [stderr] error[E0308]: mismatched types
Dec 19 20:30:07.934 INFO [stderr]   --> src/lib.rs:22:58
Dec 19 20:30:07.934 INFO [stderr]    |
Dec 19 20:30:07.934 INFO [stderr] 22 |   pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
Dec 19 20:30:07.934 INFO [stderr]    |  __________________________________________________________^
Dec 19 20:30:07.934 INFO [stderr] 23 | |     
Dec 19 20:30:07.934 INFO [stderr] 24 | | }
Dec 19 20:30:07.934 INFO [stderr]    | |_^ expected enum `std::result::Result`, found ()
Dec 19 20:30:07.934 INFO [stderr]    |
Dec 19 20:30:07.935 INFO [stderr]    = note: expected type `std::result::Result<(), std::boxed::Box<(dyn std::error::Error + 'static)>>`
Dec 19 20:30:07.935 INFO [stderr]               found type `()`
Dec 19 20:30:07.935 INFO [stderr] 
Dec 19 20:30:07.935 INFO [stderr] error: aborting due to previous error
Dec 19 20:30:07.935 INFO [stderr] 
Dec 19 20:30:07.935 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 19 20:30:07.935 INFO [stderr] error: Could not compile `grep`.
Dec 19 20:30:07.935 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 19 20:30:07.935 INFO [stderr] error: Could not compile `grep`.
Dec 19 20:30:07.935 INFO [stderr] 
Dec 19 20:30:07.935 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 20:30:08.218 INFO running `"docker" "inspect" "e60866993171ea6929576109e606b47c193566b24eb9af65a69ad27635b61200"`
Dec 19 20:30:08.332 INFO running `"docker" "rm" "-f" "e60866993171ea6929576109e606b47c193566b24eb9af65a69ad27635b61200"`
Dec 19 20:30:08.498 INFO [stdout] e60866993171ea6929576109e606b47c193566b24eb9af65a69ad27635b61200