Sep 14 11:17:16.089 INFO checking quickercheck-0.2.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 11:17:16.089 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 11:17:16.089 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 11:17:16.367 INFO blam! e44d9ce9f8abbb977f4084f631f0126fbd31bc8e3f3742c45cba9050c29747a6
Sep 14 11:17:16.372 INFO running `"docker" "start" "-a" "e44d9ce9f8abbb977f4084f631f0126fbd31bc8e3f3742c45cba9050c29747a6"`
Sep 14 11:17:17.659 INFO kablam! usermod: no changes
Sep 14 11:17:17.752 INFO kablam!     Checking quickercheck v0.2.0 (file:///source)
Sep 14 11:17:18.459 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.459 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 14 11:17:18.459 INFO kablam!     |
Sep 14 11:17:18.459 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 14 11:17:18.459 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.459 INFO kablam! ...
Sep 14 11:17:18.459 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.459 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.459 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.459 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.459 INFO kablam! ...   |
Sep 14 11:17:18.459 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.459 INFO kablam! 128 | | }
Sep 14 11:17:18.459 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.459 INFO kablam!     |
Sep 14 11:17:18.459 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 11:17:18.459 INFO kablam! 
Sep 14 11:17:18.460 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.460 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 14 11:17:18.460 INFO kablam!     |
Sep 14 11:17:18.460 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 14 11:17:18.460 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.460 INFO kablam! ...
Sep 14 11:17:18.460 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.460 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.460 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.460 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.460 INFO kablam! ...   |
Sep 14 11:17:18.460 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.460 INFO kablam! 128 | | }
Sep 14 11:17:18.460 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.460 INFO kablam! 
Sep 14 11:17:18.460 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.460 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 14 11:17:18.460 INFO kablam!     |
Sep 14 11:17:18.460 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 14 11:17:18.460 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.460 INFO kablam! ...
Sep 14 11:17:18.460 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.460 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.460 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.460 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.460 INFO kablam! ...   |
Sep 14 11:17:18.460 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.460 INFO kablam! 128 | | }
Sep 14 11:17:18.460 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.460 INFO kablam! 
Sep 14 11:17:18.567 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.567 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 14 11:17:18.567 INFO kablam!     |
Sep 14 11:17:18.567 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 14 11:17:18.567 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.567 INFO kablam! ...
Sep 14 11:17:18.567 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.567 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.568 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.568 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.568 INFO kablam! ...   |
Sep 14 11:17:18.568 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.568 INFO kablam! 128 | | }
Sep 14 11:17:18.568 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.568 INFO kablam!     |
Sep 14 11:17:18.568 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 14 11:17:18.568 INFO kablam! 
Sep 14 11:17:18.568 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.568 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 14 11:17:18.568 INFO kablam!     |
Sep 14 11:17:18.568 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 14 11:17:18.568 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.568 INFO kablam! ...
Sep 14 11:17:18.568 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.568 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.568 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.568 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.568 INFO kablam! ...   |
Sep 14 11:17:18.568 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.568 INFO kablam! 128 | | }
Sep 14 11:17:18.568 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.568 INFO kablam! 
Sep 14 11:17:18.568 INFO kablam! warning: unnecessary parentheses around function argument
Sep 14 11:17:18.568 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 14 11:17:18.568 INFO kablam!     |
Sep 14 11:17:18.568 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 14 11:17:18.568 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 14 11:17:18.568 INFO kablam! ...
Sep 14 11:17:18.568 INFO kablam! 119 | / generic_impls! {
Sep 14 11:17:18.568 INFO kablam! 120 | |     Vec<T>,
Sep 14 11:17:18.568 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 14 11:17:18.568 INFO kablam! 122 | |     BTreeSet<T>,
Sep 14 11:17:18.568 INFO kablam! ...   |
Sep 14 11:17:18.568 INFO kablam! 127 | |     VecDeque<T>
Sep 14 11:17:18.568 INFO kablam! 128 | | }
Sep 14 11:17:18.568 INFO kablam!     | |_- in this macro invocation
Sep 14 11:17:18.568 INFO kablam! 
Sep 14 11:17:27.856 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
Sep 14 11:17:27.870 INFO kablam! su: No module specific data is present
Sep 14 11:17:28.963 INFO running `"docker" "rm" "-f" "e44d9ce9f8abbb977f4084f631f0126fbd31bc8e3f3742c45cba9050c29747a6"`
Sep 14 11:17:29.264 INFO blam! e44d9ce9f8abbb977f4084f631f0126fbd31bc8e3f3742c45cba9050c29747a6