Dec 18 17:34:25.900 INFO checking cifar_10_loader-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 17:34:25.900 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/cifar_10_loader/0.2.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:34:26.368 INFO [stdout] 242bb165a3c14fad3dff8b97dd3ddf7539aca2a8b3dcad1183997abdbc60349f
Dec 18 17:34:26.370 INFO running `"docker" "start" "-a" "242bb165a3c14fad3dff8b97dd3ddf7539aca2a8b3dcad1183997abdbc60349f"`
Dec 18 17:34:28.564 INFO [stderr]     Checking cifar_10_loader v0.2.0 (/opt/crater/workdir)
Dec 18 17:34:30.568 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 18 17:34:30.568 INFO [stderr]   --> src/test.rs:49:18
Dec 18 17:34:30.568 INFO [stderr]    |
Dec 18 17:34:30.568 INFO [stderr] 49 |             .arg(("tar xf ".to_string() + path))
Dec 18 17:34:30.568 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 17:34:30.568 INFO [stderr]    |
Dec 18 17:34:30.568 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 17:34:30.568 INFO [stderr] 
Dec 18 17:34:30.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
Dec 18 17:34:31.495 INFO running `"docker" "inspect" "242bb165a3c14fad3dff8b97dd3ddf7539aca2a8b3dcad1183997abdbc60349f"`
Dec 18 17:34:31.910 INFO running `"docker" "rm" "-f" "242bb165a3c14fad3dff8b97dd3ddf7539aca2a8b3dcad1183997abdbc60349f"`
Dec 18 17:34:32.248 INFO [stdout] 242bb165a3c14fad3dff8b97dd3ddf7539aca2a8b3dcad1183997abdbc60349f