Dec 11 22:36:36.997 INFO checking andresoro/grep against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:36:36.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 22:36:37.396 INFO [stdout] c4dcbcd2d1cc27d32a67cb8a29b8d953fa92656998b38fd6916dcd40a884a08e
Dec 11 22:36:37.402 INFO running `"docker" "start" "-a" "c4dcbcd2d1cc27d32a67cb8a29b8d953fa92656998b38fd6916dcd40a884a08e"`
Dec 11 22:36:38.916 INFO [stderr] usermod: no changes
Dec 11 22:36:38.993 INFO [stderr]     Checking grep v0.1.0 (/source)
Dec 11 22:36:39.544 INFO [stderr] warning: unused import: `std::fs`
Dec 11 22:36:39.544 INFO [stderr]  --> src/lib.rs:2:5
Dec 11 22:36:39.544 INFO [stderr]   |
Dec 11 22:36:39.544 INFO [stderr] 2 | use std::fs;
Dec 11 22:36:39.544 INFO [stderr]   |     ^^^^^^^
Dec 11 22:36:39.544 INFO [stderr]   |
Dec 11 22:36:39.544 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 22:36:39.544 INFO [stderr] 
Dec 11 22:36:39.596 INFO [stderr] error[E0308]: mismatched types
Dec 11 22:36:39.596 INFO [stderr]   --> src/lib.rs:22:58
Dec 11 22:36:39.596 INFO [stderr]    |
Dec 11 22:36:39.596 INFO [stderr] 22 |   pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
Dec 11 22:36:39.596 INFO [stderr]    |  __________________________________________________________^
Dec 11 22:36:39.596 INFO [stderr] 23 | |     
Dec 11 22:36:39.596 INFO [stderr] 24 | | }
Dec 11 22:36:39.596 INFO [stderr]    | |_^ expected enum `std::result::Result`, found ()
Dec 11 22:36:39.596 INFO [stderr]    |
Dec 11 22:36:39.596 INFO [stderr]    = note: expected type `std::result::Result<(), std::boxed::Box<(dyn std::error::Error + 'static)>>`
Dec 11 22:36:39.596 INFO [stderr]               found type `()`
Dec 11 22:36:39.596 INFO [stderr] 
Dec 11 22:36:39.596 INFO [stderr] error: aborting due to previous error
Dec 11 22:36:39.596 INFO [stderr] 
Dec 11 22:36:39.596 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 11 22:36:39.604 INFO [stderr] error: Could not compile `grep`.
Dec 11 22:36:39.604 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 11 22:36:39.712 INFO [stderr] warning: unused import: `std::fs`
Dec 11 22:36:39.712 INFO [stderr]  --> src/lib.rs:2:5
Dec 11 22:36:39.712 INFO [stderr]   |
Dec 11 22:36:39.712 INFO [stderr] 2 | use std::fs;
Dec 11 22:36:39.712 INFO [stderr]   |     ^^^^^^^
Dec 11 22:36:39.712 INFO [stderr]   |
Dec 11 22:36:39.712 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 22:36:39.712 INFO [stderr] 
Dec 11 22:36:39.752 INFO [stderr] error[E0308]: mismatched types
Dec 11 22:36:39.752 INFO [stderr]   --> src/lib.rs:22:58
Dec 11 22:36:39.752 INFO [stderr]    |
Dec 11 22:36:39.752 INFO [stderr] 22 |   pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
Dec 11 22:36:39.752 INFO [stderr]    |  __________________________________________________________^
Dec 11 22:36:39.752 INFO [stderr] 23 | |     
Dec 11 22:36:39.752 INFO [stderr] 24 | | }
Dec 11 22:36:39.752 INFO [stderr]    | |_^ expected enum `std::result::Result`, found ()
Dec 11 22:36:39.752 INFO [stderr]    |
Dec 11 22:36:39.752 INFO [stderr]    = note: expected type `std::result::Result<(), std::boxed::Box<(dyn std::error::Error + 'static)>>`
Dec 11 22:36:39.752 INFO [stderr]               found type `()`
Dec 11 22:36:39.752 INFO [stderr] 
Dec 11 22:36:39.760 INFO [stderr] error: aborting due to previous error
Dec 11 22:36:39.760 INFO [stderr] 
Dec 11 22:36:39.760 INFO [stderr] For more information about this error, try `rustc --explain E0308`.
Dec 11 22:36:39.766 INFO [stderr] error: Could not compile `grep`.
Dec 11 22:36:39.766 INFO [stderr] 
Dec 11 22:36:39.766 INFO [stderr] To learn more, run the command again with --verbose.
Dec 11 22:36:39.772 INFO [stderr] su: No module specific data is present
Dec 11 22:36:40.506 INFO running `"docker" "inspect" "c4dcbcd2d1cc27d32a67cb8a29b8d953fa92656998b38fd6916dcd40a884a08e"`
Dec 11 22:36:40.630 INFO running `"docker" "rm" "-f" "c4dcbcd2d1cc27d32a67cb8a29b8d953fa92656998b38fd6916dcd40a884a08e"`
Dec 11 22:36:40.781 INFO [stdout] c4dcbcd2d1cc27d32a67cb8a29b8d953fa92656998b38fd6916dcd40a884a08e