Sep 17 19:29:36.583 INFO checking quickercheck-0.2.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 19:29:36.583 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 19:29:36.583 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 19:29:36.752 INFO blam! f7cd338c40747980d0a87941b0dd07a8f7a730c8cc399f63f182fc1b125a3bc7
Sep 17 19:29:36.754 INFO running `"docker" "start" "-a" "f7cd338c40747980d0a87941b0dd07a8f7a730c8cc399f63f182fc1b125a3bc7"`
Sep 17 19:29:38.215 INFO kablam! usermod: no changes
Sep 17 19:29:38.277 INFO kablam!     Checking quickercheck v0.2.0 (/source)
Sep 17 19:29:38.903 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.903 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 17 19:29:38.903 INFO kablam!     |
Sep 17 19:29:38.903 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 17 19:29:38.903 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.903 INFO kablam! ...
Sep 17 19:29:38.903 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.903 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.903 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.903 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.903 INFO kablam! ...   |
Sep 17 19:29:38.903 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.903 INFO kablam! 128 | | }
Sep 17 19:29:38.903 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.903 INFO kablam!     |
Sep 17 19:29:38.903 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 17 19:29:38.903 INFO kablam! 
Sep 17 19:29:38.903 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.903 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 17 19:29:38.903 INFO kablam!     |
Sep 17 19:29:38.903 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 17 19:29:38.903 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.903 INFO kablam! ...
Sep 17 19:29:38.903 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.903 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.903 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.903 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.903 INFO kablam! ...   |
Sep 17 19:29:38.903 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.903 INFO kablam! 128 | | }
Sep 17 19:29:38.903 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.903 INFO kablam! 
Sep 17 19:29:38.903 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.903 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 17 19:29:38.903 INFO kablam!     |
Sep 17 19:29:38.903 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 17 19:29:38.903 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.903 INFO kablam! ...
Sep 17 19:29:38.903 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.903 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.903 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.903 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.903 INFO kablam! ...   |
Sep 17 19:29:38.903 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.903 INFO kablam! 128 | | }
Sep 17 19:29:38.903 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.904 INFO kablam! 
Sep 17 19:29:38.939 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.939 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 17 19:29:38.939 INFO kablam!     |
Sep 17 19:29:38.939 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 17 19:29:38.939 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.939 INFO kablam! ...
Sep 17 19:29:38.939 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.939 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.939 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.939 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.939 INFO kablam! ...   |
Sep 17 19:29:38.939 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.939 INFO kablam! 128 | | }
Sep 17 19:29:38.939 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.939 INFO kablam!     |
Sep 17 19:29:38.939 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 17 19:29:38.939 INFO kablam! 
Sep 17 19:29:38.939 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.939 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 17 19:29:38.939 INFO kablam!     |
Sep 17 19:29:38.939 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 17 19:29:38.939 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.939 INFO kablam! ...
Sep 17 19:29:38.939 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.939 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.939 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.939 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.939 INFO kablam! ...   |
Sep 17 19:29:38.939 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.939 INFO kablam! 128 | | }
Sep 17 19:29:38.939 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.939 INFO kablam! 
Sep 17 19:29:38.939 INFO kablam! warning: unnecessary parentheses around function argument
Sep 17 19:29:38.939 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 17 19:29:38.939 INFO kablam!     |
Sep 17 19:29:38.939 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 17 19:29:38.939 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 17 19:29:38.939 INFO kablam! ...
Sep 17 19:29:38.939 INFO kablam! 119 | / generic_impls! {
Sep 17 19:29:38.939 INFO kablam! 120 | |     Vec<T>,
Sep 17 19:29:38.939 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 17 19:29:38.939 INFO kablam! 122 | |     BTreeSet<T>,
Sep 17 19:29:38.939 INFO kablam! ...   |
Sep 17 19:29:38.939 INFO kablam! 127 | |     VecDeque<T>
Sep 17 19:29:38.939 INFO kablam! 128 | | }
Sep 17 19:29:38.939 INFO kablam!     | |_- in this macro invocation
Sep 17 19:29:38.939 INFO kablam! 
Sep 17 19:29:53.467 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.23s
Sep 17 19:29:53.481 INFO kablam! su: No module specific data is present
Sep 17 19:29:55.166 INFO running `"docker" "rm" "-f" "f7cd338c40747980d0a87941b0dd07a8f7a730c8cc399f63f182fc1b125a3bc7"`
Sep 17 19:29:55.459 INFO blam! f7cd338c40747980d0a87941b0dd07a8f7a730c8cc399f63f182fc1b125a3bc7