Sep 20 05:49:19.540 INFO checking c_string-0.7.1-obsolete against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352 Sep 20 05:49:19.540 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets Sep 20 05:49:19.540 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-5/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 20 05:49:19.706 INFO blam! c6780c6192f0ae7189862a041ed5708e6a8ca023c349afb14259d753742bfa6c Sep 20 05:49:19.707 INFO running `"docker" "start" "-a" "c6780c6192f0ae7189862a041ed5708e6a8ca023c349afb14259d753742bfa6c"` Sep 20 05:49:20.303 INFO kablam! usermod: no changes Sep 20 05:49:20.348 INFO kablam! Checking c_string v0.7.1-obsolete (/source) Sep 20 05:49:21.107 INFO kablam! warning: unnecessary parentheses around `for` head expression Sep 20 05:49:21.107 INFO kablam! --> tests/tests.rs:29:14 Sep 20 05:49:21.107 INFO kablam! | Sep 20 05:49:21.107 INFO kablam! 29 | for i in (0 .. len) { Sep 20 05:49:21.107 INFO kablam! | ^^^^^^^^^^ help: remove these parentheses Sep 20 05:49:21.107 INFO kablam! | Sep 20 05:49:21.107 INFO kablam! = note: #[warn(unused_parens)] on by default Sep 20 05:49:21.107 INFO kablam! Sep 20 05:49:21.348 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.01s Sep 20 05:49:21.351 INFO kablam! su: No module specific data is present Sep 20 05:49:21.812 INFO running `"docker" "rm" "-f" "c6780c6192f0ae7189862a041ed5708e6a8ca023c349afb14259d753742bfa6c"` Sep 20 05:49:21.872 INFO blam! c6780c6192f0ae7189862a041ed5708e6a8ca023c349afb14259d753742bfa6c