Nov 01 20:00:39.577 INFO checking matrust-0.0.6 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 20:00:39.578 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 20:00:39.972 INFO blam! c2aba952da0b3dd6725fbacbdeb3c0f148fb808c15421b387e661096fb96e388
Nov 01 20:00:39.981 INFO running `"docker" "start" "-a" "c2aba952da0b3dd6725fbacbdeb3c0f148fb808c15421b387e661096fb96e388"`
Nov 01 20:00:41.281 INFO kablam! usermod: no changes
Nov 01 20:00:41.365 INFO kablam!     Checking matrust v0.0.6 (/source)
Nov 01 20:00:42.746 INFO kablam! warning: unnecessary parentheses around method argument
Nov 01 20:00:42.747 INFO kablam!    --> src/lib.rs:132:22
Nov 01 20:00:42.747 INFO kablam!     |
Nov 01 20:00:42.747 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Nov 01 20:00:42.748 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 20:00:42.748 INFO kablam!     |
Nov 01 20:00:42.748 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 01 20:00:42.748 INFO kablam! 
Nov 01 20:00:42.748 INFO kablam! warning: unnecessary parentheses around method argument
Nov 01 20:00:42.748 INFO kablam!    --> src/lib.rs:136:22
Nov 01 20:00:42.748 INFO kablam!     |
Nov 01 20:00:42.748 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Nov 01 20:00:42.748 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 20:00:42.748 INFO kablam! 
Nov 01 20:00:42.772 INFO kablam! warning: unnecessary parentheses around method argument
Nov 01 20:00:42.772 INFO kablam!    --> src/lib.rs:132:22
Nov 01 20:00:42.772 INFO kablam!     |
Nov 01 20:00:42.772 INFO kablam! 132 |         self.map2(m, (|x, y| x + y))
Nov 01 20:00:42.772 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 20:00:42.772 INFO kablam!     |
Nov 01 20:00:42.772 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 01 20:00:42.772 INFO kablam! 
Nov 01 20:00:42.772 INFO kablam! warning: unnecessary parentheses around method argument
Nov 01 20:00:42.772 INFO kablam!    --> src/lib.rs:136:22
Nov 01 20:00:42.772 INFO kablam!     |
Nov 01 20:00:42.772 INFO kablam! 136 |         self.map2(m, (|x, y| x - y))
Nov 01 20:00:42.772 INFO kablam!     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 20:00:42.772 INFO kablam! 
Nov 01 20:00:42.772 INFO kablam! warning: unnecessary parentheses around method argument
Nov 01 20:00:42.772 INFO kablam!    --> src/lib.rs:232:29
Nov 01 20:00:42.772 INFO kablam!     |
Nov 01 20:00:42.772 INFO kablam! 232 |         assert!(m.map2(&m5, (|x, y| y + x)).is_err());
Nov 01 20:00:42.772 INFO kablam!     |                             ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 20:00:42.772 INFO kablam! 
Nov 01 20:00:43.067 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
Nov 01 20:00:43.074 INFO kablam! su: No module specific data is present
Nov 01 20:00:43.360 INFO running `"docker" "rm" "-f" "c2aba952da0b3dd6725fbacbdeb3c0f148fb808c15421b387e661096fb96e388"`
Nov 01 20:00:43.486 INFO blam! c2aba952da0b3dd6725fbacbdeb3c0f148fb808c15421b387e661096fb96e388