Sep 19 23:00:30.491 INFO checking peepable-0.1.1 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 23:00:30.491 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 23:00:30.491 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-5/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:00:30.647 INFO blam! 4715d0e377cd8a0ac3be6dd056d9da621892cfdf496d6175dbc2c3e54c046f51
Sep 19 23:00:30.649 INFO running `"docker" "start" "-a" "4715d0e377cd8a0ac3be6dd056d9da621892cfdf496d6175dbc2c3e54c046f51"`
Sep 19 23:00:31.149 INFO kablam! usermod: no changes
Sep 19 23:00:31.171 INFO kablam!     Checking peepable v0.1.1 (/source)
Sep 19 23:00:31.397 INFO kablam! warning: unnecessary parentheses around function argument
Sep 19 23:00:31.397 INFO kablam!    --> src/lib.rs:149:34
Sep 19 23:00:31.397 INFO kablam!     |
Sep 19 23:00:31.397 INFO kablam! 149 |         let iter = Peepable::new((0..4));
Sep 19 23:00:31.397 INFO kablam!     |                                  ^^^^^^ help: remove these parentheses
Sep 19 23:00:31.397 INFO kablam!     |
Sep 19 23:00:31.397 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 19 23:00:31.397 INFO kablam! 
Sep 19 23:00:31.764 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Sep 19 23:00:31.766 INFO kablam! su: No module specific data is present
Sep 19 23:00:32.462 INFO running `"docker" "rm" "-f" "4715d0e377cd8a0ac3be6dd056d9da621892cfdf496d6175dbc2c3e54c046f51"`
Sep 19 23:00:32.530 INFO blam! 4715d0e377cd8a0ac3be6dd056d9da621892cfdf496d6175dbc2c3e54c046f51