Dec 18 17:59:15.036 INFO checking c_string-0.7.1-obsolete against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:59:15.036 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/c_string/0.7.1-obsolete:/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 17:59:15.292 INFO [stdout] a614b9f978631c54bd26d3b40afab9c9a9cb6e8008e8daf53520383e64ba146b
Dec 18 17:59:15.295 INFO running `"docker" "start" "-a" "a614b9f978631c54bd26d3b40afab9c9a9cb6e8008e8daf53520383e64ba146b"`
Dec 18 17:59:16.036 INFO [stderr]     Checking c_string v0.7.1-obsolete (/opt/crater/workdir)
Dec 18 17:59:16.772 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 18 17:59:16.772 INFO [stderr]   --> tests/tests.rs:29:14
Dec 18 17:59:16.772 INFO [stderr]    |
Dec 18 17:59:16.772 INFO [stderr] 29 |     for i in (0 .. len) {
Dec 18 17:59:16.772 INFO [stderr]    |              ^^^^^^^^^^ help: remove these parentheses
Dec 18 17:59:16.772 INFO [stderr]    |
Dec 18 17:59:16.772 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 17:59:16.772 INFO [stderr] 
Dec 18 17:59:16.974 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 18 17:59:17.314 INFO running `"docker" "inspect" "a614b9f978631c54bd26d3b40afab9c9a9cb6e8008e8daf53520383e64ba146b"`
Dec 18 17:59:17.546 INFO running `"docker" "rm" "-f" "a614b9f978631c54bd26d3b40afab9c9a9cb6e8008e8daf53520383e64ba146b"`
Dec 18 17:59:17.653 INFO [stdout] a614b9f978631c54bd26d3b40afab9c9a9cb6e8008e8daf53520383e64ba146b