Sep 04 22:28:51.964 INFO checking c_string-0.7.1-obsolete against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 22:28:51.964 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 22:28:51.964 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 22:28:52.166 INFO blam! 410394ba3b23899e9c82bfded567afb7cbccb47f65120a7d5d25423adf0f7e40
Sep 04 22:28:52.168 INFO running `"docker" "start" "-a" "410394ba3b23899e9c82bfded567afb7cbccb47f65120a7d5d25423adf0f7e40"`
Sep 04 22:28:52.933 INFO kablam!     Checking c_string v0.7.1-obsolete (file:///source)
Sep 04 22:28:54.837 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 22:28:54.837 INFO kablam!   --> tests/tests.rs:29:14
Sep 04 22:28:54.837 INFO kablam!    |
Sep 04 22:28:54.837 INFO kablam! 29 |     for i in (0 .. len) {
Sep 04 22:28:54.837 INFO kablam!    |              ^^^^^^^^^^ help: remove these parentheses
Sep 04 22:28:54.837 INFO kablam!    |
Sep 04 22:28:54.837 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 04 22:28:54.837 INFO kablam! 
Sep 04 22:28:55.251 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
Sep 04 22:28:55.255 INFO kablam! su: No module specific data is present
Sep 04 22:28:55.734 INFO running `"docker" "rm" "-f" "410394ba3b23899e9c82bfded567afb7cbccb47f65120a7d5d25423adf0f7e40"`
Sep 04 22:28:55.821 INFO blam! 410394ba3b23899e9c82bfded567afb7cbccb47f65120a7d5d25423adf0f7e40