Sep 17 20:09:12.483 INFO checking peepable-0.1.1 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 20:09:12.483 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 20:09:12.483 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-3/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 20:09:12.823 INFO blam! a2e362a3781b235a387cfb944ba208db9d06516bee9af2eb633d1860dbedb635
Sep 17 20:09:12.829 INFO running `"docker" "start" "-a" "a2e362a3781b235a387cfb944ba208db9d06516bee9af2eb633d1860dbedb635"`
Sep 17 20:09:13.545 INFO kablam! usermod: no changes
Sep 17 20:09:13.575 INFO kablam!     Checking peepable v0.1.1 (/source)
Sep 17 20:09:13.876 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 20:09:13.876 INFO kablam!    --> src/lib.rs:149:34
Sep 17 20:09:13.876 INFO kablam!     |
Sep 17 20:09:13.876 INFO kablam! 149 |         let iter = Peepable::new((0..4));
Sep 17 20:09:13.876 INFO kablam!     |                                  ^^^^^^ help: remove these parentheses
Sep 17 20:09:13.876 INFO kablam!     |
Sep 17 20:09:13.876 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 17 20:09:13.876 INFO kablam! 
Sep 17 20:09:14.164 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Sep 17 20:09:14.167 INFO kablam! su: No module specific data is present
Sep 17 20:09:14.732 INFO running `"docker" "rm" "-f" "a2e362a3781b235a387cfb944ba208db9d06516bee9af2eb633d1860dbedb635"`
Sep 17 20:09:14.874 INFO blam! a2e362a3781b235a387cfb944ba208db9d06516bee9af2eb633d1860dbedb635