Sep 02 03:50:53.126 INFO checking quickercheck-0.2.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 03:50:53.126 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 03:50:53.126 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:50:53.306 INFO blam! ca044c0e9c4def066eb3e7220bc8f476036c332045fedcb2f589a3d2325021ae
Sep 02 03:50:53.307 INFO running `"docker" "start" "-a" "ca044c0e9c4def066eb3e7220bc8f476036c332045fedcb2f589a3d2325021ae"`
Sep 02 03:50:54.014 INFO kablam!     Checking quickercheck v0.2.0 (file:///source)
Sep 02 03:50:55.345 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.345 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 02 03:50:55.345 INFO kablam!     |
Sep 02 03:50:55.345 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 02 03:50:55.346 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.346 INFO kablam! ...
Sep 02 03:50:55.346 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.346 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.346 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.346 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.346 INFO kablam! ...   |
Sep 02 03:50:55.346 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.346 INFO kablam! 128 | | }
Sep 02 03:50:55.346 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.346 INFO kablam!     |
Sep 02 03:50:55.346 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 02 03:50:55.346 INFO kablam! 
Sep 02 03:50:55.346 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.346 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 02 03:50:55.346 INFO kablam!     |
Sep 02 03:50:55.346 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 02 03:50:55.346 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.346 INFO kablam! ...
Sep 02 03:50:55.346 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.347 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.347 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.347 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.347 INFO kablam! ...   |
Sep 02 03:50:55.347 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.347 INFO kablam! 128 | | }
Sep 02 03:50:55.347 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.347 INFO kablam! 
Sep 02 03:50:55.347 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.347 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 02 03:50:55.347 INFO kablam!     |
Sep 02 03:50:55.347 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 02 03:50:55.347 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.347 INFO kablam! ...
Sep 02 03:50:55.347 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.347 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.347 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.347 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.347 INFO kablam! ...   |
Sep 02 03:50:55.347 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.347 INFO kablam! 128 | | }
Sep 02 03:50:55.347 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.347 INFO kablam! 
Sep 02 03:50:55.412 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.412 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 02 03:50:55.413 INFO kablam!     |
Sep 02 03:50:55.413 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 02 03:50:55.413 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.413 INFO kablam! ...
Sep 02 03:50:55.413 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.413 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.413 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.413 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.413 INFO kablam! ...   |
Sep 02 03:50:55.413 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.413 INFO kablam! 128 | | }
Sep 02 03:50:55.413 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.413 INFO kablam!     |
Sep 02 03:50:55.413 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 02 03:50:55.413 INFO kablam! 
Sep 02 03:50:55.414 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.414 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 02 03:50:55.414 INFO kablam!     |
Sep 02 03:50:55.414 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 02 03:50:55.414 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.414 INFO kablam! ...
Sep 02 03:50:55.414 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.414 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.414 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.414 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.414 INFO kablam! ...   |
Sep 02 03:50:55.414 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.414 INFO kablam! 128 | | }
Sep 02 03:50:55.414 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.414 INFO kablam! 
Sep 02 03:50:55.414 INFO kablam! warning: unnecessary parentheses around function argument
Sep 02 03:50:55.414 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 02 03:50:55.414 INFO kablam!     |
Sep 02 03:50:55.414 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 02 03:50:55.414 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 02 03:50:55.414 INFO kablam! ...
Sep 02 03:50:55.414 INFO kablam! 119 | / generic_impls! {
Sep 02 03:50:55.414 INFO kablam! 120 | |     Vec<T>,
Sep 02 03:50:55.414 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 02 03:50:55.415 INFO kablam! 122 | |     BTreeSet<T>,
Sep 02 03:50:55.415 INFO kablam! ...   |
Sep 02 03:50:55.415 INFO kablam! 127 | |     VecDeque<T>
Sep 02 03:50:55.415 INFO kablam! 128 | | }
Sep 02 03:50:55.415 INFO kablam!     | |_- in this macro invocation
Sep 02 03:50:55.415 INFO kablam! 
Sep 02 03:51:10.404 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.46s
Sep 02 03:51:10.410 INFO kablam! su: No module specific data is present
Sep 02 03:51:10.900 INFO running `"docker" "rm" "-f" "ca044c0e9c4def066eb3e7220bc8f476036c332045fedcb2f589a3d2325021ae"`
Sep 02 03:51:11.032 INFO blam! ca044c0e9c4def066eb3e7220bc8f476036c332045fedcb2f589a3d2325021ae