Sep 06 04:00:07.929 INFO checking matrust-0.0.6 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 04:00:07.929 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 04:00:07.929 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/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 04:00:08.175 INFO blam! 61604fa744e152a0c8a30b1c8d9a26a8c606ec9adf9753028f1c669fa9dbf289
Sep 06 04:00:08.177 INFO running `"docker" "start" "-a" "61604fa744e152a0c8a30b1c8d9a26a8c606ec9adf9753028f1c669fa9dbf289"`
Sep 06 04:00:09.785 INFO kablam! usermod: no changes
Sep 06 04:00:09.902 INFO kablam!     Checking matrust v0.0.6 (file:///source)
Sep 06 04:00:10.538 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 04:00:10.538 INFO kablam!    --> src/lib.rs:132:22
Sep 06 04:00:10.538 INFO kablam!     |
Sep 06 04:00:10.538 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Sep 06 04:00:10.538 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 06 04:00:10.538 INFO kablam!     |
Sep 06 04:00:10.538 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 06 04:00:10.538 INFO kablam! 
Sep 06 04:00:10.538 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 04:00:10.538 INFO kablam!    --> src/lib.rs:136:22
Sep 06 04:00:10.538 INFO kablam!     |
Sep 06 04:00:10.538 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Sep 06 04:00:10.538 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 06 04:00:10.538 INFO kablam! 
Sep 06 04:00:10.594 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 04:00:10.594 INFO kablam!    --> src/lib.rs:132:22
Sep 06 04:00:10.594 INFO kablam!     |
Sep 06 04:00:10.594 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Sep 06 04:00:10.594 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 06 04:00:10.594 INFO kablam!     |
Sep 06 04:00:10.594 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 06 04:00:10.594 INFO kablam! 
Sep 06 04:00:10.594 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 04:00:10.594 INFO kablam!    --> src/lib.rs:136:22
Sep 06 04:00:10.594 INFO kablam!     |
Sep 06 04:00:10.594 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Sep 06 04:00:10.594 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 06 04:00:10.594 INFO kablam! 
Sep 06 04:00:10.594 INFO kablam! warning: unnecessary parentheses around method argument
Sep 06 04:00:10.594 INFO kablam!    --> src/lib.rs:232:29
Sep 06 04:00:10.594 INFO kablam!     |
Sep 06 04:00:10.594 INFO kablam! 232 |         assert!(m.map2(&m5, (|x, y| y + x)).is_err());
Sep 06 04:00:10.594 INFO kablam!     |                             ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 06 04:00:10.594 INFO kablam! 
Sep 06 04:00:11.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Sep 06 04:00:11.130 INFO kablam! su: No module specific data is present
Sep 06 04:00:12.346 INFO running `"docker" "rm" "-f" "61604fa744e152a0c8a30b1c8d9a26a8c606ec9adf9753028f1c669fa9dbf289"`
Sep 06 04:00:12.455 INFO blam! 61604fa744e152a0c8a30b1c8d9a26a8c606ec9adf9753028f1c669fa9dbf289