Dec 18 13:05:58.408 INFO checking peepable-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:05:58.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/peepable/0.1.1:/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 13:05:58.650 INFO [stdout] 1912823def76a97ac1c4d1258d56ca146a1782036340ea8dd99ae02d6661ee20
Dec 18 13:05:58.655 INFO running `"docker" "start" "-a" "1912823def76a97ac1c4d1258d56ca146a1782036340ea8dd99ae02d6661ee20"`
Dec 18 13:05:59.616 INFO [stderr]     Checking peepable v0.1.1 (/opt/crater/workdir)
Dec 18 13:05:59.932 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 13:05:59.932 INFO [stderr]    --> src/lib.rs:149:34
Dec 18 13:05:59.932 INFO [stderr]     |
Dec 18 13:05:59.932 INFO [stderr] 149 |         let iter = Peepable::new((0..4));
Dec 18 13:05:59.932 INFO [stderr]     |                                  ^^^^^^ help: remove these parentheses
Dec 18 13:05:59.932 INFO [stderr]     |
Dec 18 13:05:59.932 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 13:05:59.932 INFO [stderr] 
Dec 18 13:06:00.612 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 18 13:06:01.088 INFO running `"docker" "inspect" "1912823def76a97ac1c4d1258d56ca146a1782036340ea8dd99ae02d6661ee20"`
Dec 18 13:06:01.402 INFO running `"docker" "rm" "-f" "1912823def76a97ac1c4d1258d56ca146a1782036340ea8dd99ae02d6661ee20"`
Dec 18 13:06:01.699 INFO [stdout] 1912823def76a97ac1c4d1258d56ca146a1782036340ea8dd99ae02d6661ee20