Sep 19 21:06:48.764 INFO checking peepable-0.1.1 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:06:48.764 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:06:48.764 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-6/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:06:48.995 INFO blam! b10ec17f78ca278c2edf2aff1699396189c8f1f15838749e4b747b9e98d783f5
Sep 19 21:06:48.997 INFO running `"docker" "start" "-a" "b10ec17f78ca278c2edf2aff1699396189c8f1f15838749e4b747b9e98d783f5"`
Sep 19 21:06:50.082 INFO kablam! usermod: no changes
Sep 19 21:06:50.103 INFO kablam!     Checking peepable v0.1.1 (/source)
Sep 19 21:06:50.324 INFO kablam! warning: unnecessary parentheses around function argument
Sep 19 21:06:50.324 INFO kablam!    --> src/lib.rs:149:34
Sep 19 21:06:50.324 INFO kablam!     |
Sep 19 21:06:50.324 INFO kablam! 149 |         let iter = Peepable::new((0..4));
Sep 19 21:06:50.324 INFO kablam!     |                                  ^^^^^^ help: remove these parentheses
Sep 19 21:06:50.324 INFO kablam!     |
Sep 19 21:06:50.324 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 19 21:06:50.324 INFO kablam! 
Sep 19 21:06:50.595 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Sep 19 21:06:50.598 INFO kablam! su: No module specific data is present
Sep 19 21:06:51.108 INFO running `"docker" "rm" "-f" "b10ec17f78ca278c2edf2aff1699396189c8f1f15838749e4b747b9e98d783f5"`
Sep 19 21:06:51.182 INFO blam! b10ec17f78ca278c2edf2aff1699396189c8f1f15838749e4b747b9e98d783f5