Sep 21 05:13:35.845 INFO checking quickercheck-0.2.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 05:13:35.845 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 05:13:35.846 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 05:13:36.030 INFO blam! 12d0f338117c4c4d4ba5ab5ffdec94a1534efce65258883d51388dfc94ef30d8
Sep 21 05:13:36.031 INFO running `"docker" "start" "-a" "12d0f338117c4c4d4ba5ab5ffdec94a1534efce65258883d51388dfc94ef30d8"`
Sep 21 05:13:36.944 INFO kablam! usermod: no changes
Sep 21 05:13:37.081 INFO kablam!     Checking quickercheck v0.2.0 (/source)
Sep 21 05:13:38.082 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.082 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 21 05:13:38.082 INFO kablam!     |
Sep 21 05:13:38.083 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 21 05:13:38.083 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.083 INFO kablam! ...
Sep 21 05:13:38.083 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.083 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.083 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.083 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.083 INFO kablam! ...   |
Sep 21 05:13:38.083 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.083 INFO kablam! 128 | | }
Sep 21 05:13:38.083 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.083 INFO kablam!     |
Sep 21 05:13:38.083 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 21 05:13:38.083 INFO kablam! 
Sep 21 05:13:38.083 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.083 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 21 05:13:38.083 INFO kablam!     |
Sep 21 05:13:38.083 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 21 05:13:38.083 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.083 INFO kablam! ...
Sep 21 05:13:38.083 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.083 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.083 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.084 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.084 INFO kablam! ...   |
Sep 21 05:13:38.084 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.084 INFO kablam! 128 | | }
Sep 21 05:13:38.084 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.084 INFO kablam! 
Sep 21 05:13:38.084 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.084 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 21 05:13:38.084 INFO kablam!     |
Sep 21 05:13:38.084 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 21 05:13:38.084 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.084 INFO kablam! ...
Sep 21 05:13:38.084 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.084 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.084 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.084 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.084 INFO kablam! ...   |
Sep 21 05:13:38.084 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.084 INFO kablam! 128 | | }
Sep 21 05:13:38.084 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.084 INFO kablam! 
Sep 21 05:13:38.206 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.206 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 21 05:13:38.206 INFO kablam!     |
Sep 21 05:13:38.206 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 21 05:13:38.206 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.206 INFO kablam! ...
Sep 21 05:13:38.210 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.210 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.210 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.210 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.210 INFO kablam! ...   |
Sep 21 05:13:38.210 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.210 INFO kablam! 128 | | }
Sep 21 05:13:38.210 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.210 INFO kablam!     |
Sep 21 05:13:38.210 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 21 05:13:38.210 INFO kablam! 
Sep 21 05:13:38.210 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.210 INFO kablam!    --> src/arbitrary.rs:112:47
Sep 21 05:13:38.210 INFO kablam!     |
Sep 21 05:13:38.210 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Sep 21 05:13:38.210 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.210 INFO kablam! ...
Sep 21 05:13:38.210 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.210 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.210 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.210 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.210 INFO kablam! ...   |
Sep 21 05:13:38.210 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.210 INFO kablam! 128 | | }
Sep 21 05:13:38.210 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.210 INFO kablam! 
Sep 21 05:13:38.210 INFO kablam! warning: unnecessary parentheses around function argument
Sep 21 05:13:38.210 INFO kablam!    --> src/arbitrary.rs:108:48
Sep 21 05:13:38.210 INFO kablam!     |
Sep 21 05:13:38.210 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Sep 21 05:13:38.210 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 21 05:13:38.210 INFO kablam! ...
Sep 21 05:13:38.210 INFO kablam! 119 | / generic_impls! {
Sep 21 05:13:38.210 INFO kablam! 120 | |     Vec<T>,
Sep 21 05:13:38.210 INFO kablam! 121 | |     BTreeMap<K, V>,
Sep 21 05:13:38.210 INFO kablam! 122 | |     BTreeSet<T>,
Sep 21 05:13:38.210 INFO kablam! ...   |
Sep 21 05:13:38.210 INFO kablam! 127 | |     VecDeque<T>
Sep 21 05:13:38.211 INFO kablam! 128 | | }
Sep 21 05:13:38.211 INFO kablam!     | |_- in this macro invocation
Sep 21 05:13:38.211 INFO kablam! 
Sep 21 05:13:47.857 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
Sep 21 05:13:47.858 INFO kablam! su: No module specific data is present
Sep 21 05:13:48.887 INFO running `"docker" "rm" "-f" "12d0f338117c4c4d4ba5ab5ffdec94a1534efce65258883d51388dfc94ef30d8"`
Sep 21 05:13:49.015 INFO blam! 12d0f338117c4c4d4ba5ab5ffdec94a1534efce65258883d51388dfc94ef30d8