Sep 02 04:23:49.625 INFO checking primal-check-0.2.3 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 04:23:49.625 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 04:23:49.625 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 04:23:49.790 INFO blam! 885694e9c3794cfaa31f752975cddd113a9b59bf6f6bacf6cdcb9c01c2acd18c
Sep 02 04:23:49.791 INFO running `"docker" "start" "-a" "885694e9c3794cfaa31f752975cddd113a9b59bf6f6bacf6cdcb9c01c2acd18c"`
Sep 02 04:23:50.549 INFO kablam!     Checking primal-check v0.2.3 (file:///source)
Sep 02 04:23:51.279 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 04:23:51.279 INFO kablam!    --> src/perfect_power.rs:121:43
Sep 02 04:23:51.279 INFO kablam!     |
Sep 02 04:23:51.279 INFO kablam! 121 |                        if is_prime { Some((expected))} else { None })
Sep 02 04:23:51.280 INFO kablam!     |                                           ^^^^^^^^^^ help: remove these parentheses
Sep 02 04:23:51.280 INFO kablam!     |
Sep 02 04:23:51.280 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 02 04:23:51.280 INFO kablam! 
Sep 02 04:23:51.764 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
Sep 02 04:23:51.767 INFO kablam! su: No module specific data is present
Sep 02 04:23:52.207 INFO running `"docker" "rm" "-f" "885694e9c3794cfaa31f752975cddd113a9b59bf6f6bacf6cdcb9c01c2acd18c"`
Sep 02 04:23:52.291 INFO blam! 885694e9c3794cfaa31f752975cddd113a9b59bf6f6bacf6cdcb9c01c2acd18c