Sep 04 11:29:28.056 INFO checking peepable-0.1.1 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 11:29:28.056 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 11:29:28.056 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-1/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:29:28.263 INFO blam! 2ddbca67f089455100d9546dc6d7ee71222237e0abd36a4f9229cf807129cf79
Sep 04 11:29:28.265 INFO running `"docker" "start" "-a" "2ddbca67f089455100d9546dc6d7ee71222237e0abd36a4f9229cf807129cf79"`
Sep 04 11:29:28.905 INFO kablam!     Checking peepable v0.1.1 (file:///source)
Sep 04 11:29:29.433 INFO kablam! warning: unnecessary parentheses around function argument
Sep 04 11:29:29.433 INFO kablam!    --> src/lib.rs:149:34
Sep 04 11:29:29.433 INFO kablam!     |
Sep 04 11:29:29.433 INFO kablam! 149 |         let iter = Peepable::new((0..4));
Sep 04 11:29:29.433 INFO kablam!     |                                  ^^^^^^ help: remove these parentheses
Sep 04 11:29:29.433 INFO kablam!     |
Sep 04 11:29:29.433 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 04 11:29:29.433 INFO kablam! 
Sep 04 11:29:30.039 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Sep 04 11:29:30.041 INFO kablam! su: No module specific data is present
Sep 04 11:29:30.638 INFO running `"docker" "rm" "-f" "2ddbca67f089455100d9546dc6d7ee71222237e0abd36a4f9229cf807129cf79"`
Sep 04 11:29:30.720 INFO blam! 2ddbca67f089455100d9546dc6d7ee71222237e0abd36a4f9229cf807129cf79