Dec 17 21:54:35.712 INFO checking justdiscinaround/fizzbuzz_rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 21:54:35.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/justdiscinaround/fizzbuzz_rust:/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 17 21:54:35.921 INFO [stdout] d9d6481494d765b0c16e9adf2db49e7988046259275e3143b16954c8f5a73b7d Dec 17 21:54:35.926 INFO running `"docker" "start" "-a" "d9d6481494d765b0c16e9adf2db49e7988046259275e3143b16954c8f5a73b7d"` Dec 17 21:54:36.584 INFO [stderr] Checking fizzbuzz v0.1.0 (/opt/crater/workdir) Dec 17 21:54:36.728 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 17 21:54:36.728 INFO [stderr] --> src/main.rs:2:16 Dec 17 21:54:36.728 INFO [stderr] | Dec 17 21:54:36.728 INFO [stderr] 2 | for num in (0..1000) { Dec 17 21:54:36.728 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 17 21:54:36.728 INFO [stderr] | Dec 17 21:54:36.728 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 21:54:36.728 INFO [stderr] Dec 17 21:54:36.752 INFO [stderr] warning: unnecessary parentheses around `for` head expression Dec 17 21:54:36.752 INFO [stderr] --> src/main.rs:2:16 Dec 17 21:54:36.752 INFO [stderr] | Dec 17 21:54:36.752 INFO [stderr] 2 | for num in (0..1000) { Dec 17 21:54:36.752 INFO [stderr] | ^^^^^^^^^ help: remove these parentheses Dec 17 21:54:36.752 INFO [stderr] | Dec 17 21:54:36.752 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 17 21:54:36.752 INFO [stderr] Dec 17 21:54:36.800 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.22s Dec 17 21:54:37.173 INFO running `"docker" "inspect" "d9d6481494d765b0c16e9adf2db49e7988046259275e3143b16954c8f5a73b7d"` Dec 17 21:54:37.290 INFO running `"docker" "rm" "-f" "d9d6481494d765b0c16e9adf2db49e7988046259275e3143b16954c8f5a73b7d"` Dec 17 21:54:37.472 INFO [stdout] d9d6481494d765b0c16e9adf2db49e7988046259275e3143b16954c8f5a73b7d