Sep 14 13:21:34.354 INFO checking matrust-0.0.6 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 13:21:34.355 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 13:21:34.355 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 13:21:34.495 INFO blam! 5e2c0ddce3055035ff31103c7d2e4728b76b532a4447b0f97f142ec2bc03cb40
Sep 14 13:21:34.497 INFO running `"docker" "start" "-a" "5e2c0ddce3055035ff31103c7d2e4728b76b532a4447b0f97f142ec2bc03cb40"`
Sep 14 13:21:35.754 INFO kablam! usermod: no changes
Sep 14 13:21:35.830 INFO kablam!     Checking matrust v0.0.6 (file:///source)
Sep 14 13:21:36.275 INFO kablam! warning: unnecessary parentheses around method argument
Sep 14 13:21:36.275 INFO kablam!    --> src/lib.rs:132:22
Sep 14 13:21:36.275 INFO kablam!     |
Sep 14 13:21:36.275 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Sep 14 13:21:36.275 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 13:21:36.275 INFO kablam!     |
Sep 14 13:21:36.275 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 13:21:36.276 INFO kablam! 
Sep 14 13:21:36.276 INFO kablam! warning: unnecessary parentheses around method argument
Sep 14 13:21:36.276 INFO kablam!    --> src/lib.rs:136:22
Sep 14 13:21:36.276 INFO kablam!     |
Sep 14 13:21:36.276 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Sep 14 13:21:36.276 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 13:21:36.276 INFO kablam! 
Sep 14 13:21:36.343 INFO kablam! warning: unnecessary parentheses around method argument
Sep 14 13:21:36.343 INFO kablam!    --> src/lib.rs:132:22
Sep 14 13:21:36.343 INFO kablam!     |
Sep 14 13:21:36.343 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Sep 14 13:21:36.343 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 13:21:36.343 INFO kablam!     |
Sep 14 13:21:36.343 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 13:21:36.343 INFO kablam! 
Sep 14 13:21:36.343 INFO kablam! warning: unnecessary parentheses around method argument
Sep 14 13:21:36.343 INFO kablam!    --> src/lib.rs:136:22
Sep 14 13:21:36.343 INFO kablam!     |
Sep 14 13:21:36.343 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Sep 14 13:21:36.343 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 13:21:36.343 INFO kablam! 
Sep 14 13:21:36.344 INFO kablam! warning: unnecessary parentheses around method argument
Sep 14 13:21:36.344 INFO kablam!    --> src/lib.rs:232:29
Sep 14 13:21:36.344 INFO kablam!     |
Sep 14 13:21:36.344 INFO kablam! 232 |         assert!(m.map2(&m5, (|x, y| y + x)).is_err());
Sep 14 13:21:36.344 INFO kablam!     |                             ^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 13:21:36.344 INFO kablam! 
Sep 14 13:21:36.678 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Sep 14 13:21:36.683 INFO kablam! su: No module specific data is present
Sep 14 13:21:37.463 INFO running `"docker" "rm" "-f" "5e2c0ddce3055035ff31103c7d2e4728b76b532a4447b0f97f142ec2bc03cb40"`
Sep 14 13:21:37.758 INFO blam! 5e2c0ddce3055035ff31103c7d2e4728b76b532a4447b0f97f142ec2bc03cb40