Sep 06 02:39:07.933 INFO checking peepable-0.1.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 02:39:07.933 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 02:39:07.933 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-1/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:39:08.095 INFO blam! 51134e920f0b01e15c92e372962877597e4a831fae1c9ae65d73fb963244126f
Sep 06 02:39:08.097 INFO running `"docker" "start" "-a" "51134e920f0b01e15c92e372962877597e4a831fae1c9ae65d73fb963244126f"`
Sep 06 02:39:09.286 INFO kablam! usermod: no changes
Sep 06 02:39:09.308 INFO kablam!     Checking peepable v0.1.1 (file:///source)
Sep 06 02:39:09.590 INFO kablam! warning: unnecessary parentheses around function argument
Sep 06 02:39:09.590 INFO kablam!    --> src/lib.rs:149:34
Sep 06 02:39:09.590 INFO kablam!     |
Sep 06 02:39:09.590 INFO kablam! 149 |         let iter = Peepable::new((0..4));
Sep 06 02:39:09.590 INFO kablam!     |                                  ^^^^^^ help: remove these parentheses
Sep 06 02:39:09.590 INFO kablam!     |
Sep 06 02:39:09.590 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 06 02:39:09.590 INFO kablam! 
Sep 06 02:39:09.938 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Sep 06 02:39:09.942 INFO kablam! su: No module specific data is present
Sep 06 02:39:10.705 INFO running `"docker" "rm" "-f" "51134e920f0b01e15c92e372962877597e4a831fae1c9ae65d73fb963244126f"`
Sep 06 02:39:10.836 INFO blam! 51134e920f0b01e15c92e372962877597e4a831fae1c9ae65d73fb963244126f