Nov 01 18:09:02.638 INFO checking quickercheck-0.2.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 18:09:02.639 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 18:09:03.042 INFO blam! 72708a901fd638551f8d74b388d8ea5378babd335c75b602c4a5cba1094d2f87
Nov 01 18:09:03.043 INFO running `"docker" "start" "-a" "72708a901fd638551f8d74b388d8ea5378babd335c75b602c4a5cba1094d2f87"`
Nov 01 18:09:04.319 INFO kablam! usermod: no changes
Nov 01 18:09:04.478 INFO kablam!     Checking quickercheck v0.2.0 (/source)
Nov 01 18:09:06.824 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:06.824 INFO kablam!    --> src/arbitrary.rs:108:48
Nov 01 18:09:06.824 INFO kablam!     |
Nov 01 18:09:06.824 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Nov 01 18:09:06.824 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:06.824 INFO kablam! ...
Nov 01 18:09:06.824 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:06.824 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:06.824 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:06.824 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:06.824 INFO kablam! ...   |
Nov 01 18:09:06.824 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:06.824 INFO kablam! 128 | | }
Nov 01 18:09:06.824 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:06.824 INFO kablam!     |
Nov 01 18:09:06.824 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 01 18:09:06.824 INFO kablam! 
Nov 01 18:09:06.824 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:06.824 INFO kablam!    --> src/arbitrary.rs:112:47
Nov 01 18:09:06.824 INFO kablam!     |
Nov 01 18:09:06.824 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Nov 01 18:09:06.824 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:06.825 INFO kablam! ...
Nov 01 18:09:06.825 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:06.825 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:06.825 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:06.825 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:06.825 INFO kablam! ...   |
Nov 01 18:09:06.825 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:06.825 INFO kablam! 128 | | }
Nov 01 18:09:06.825 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:06.825 INFO kablam! 
Nov 01 18:09:06.825 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:06.825 INFO kablam!    --> src/arbitrary.rs:108:48
Nov 01 18:09:06.825 INFO kablam!     |
Nov 01 18:09:06.825 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Nov 01 18:09:06.825 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:06.825 INFO kablam! ...
Nov 01 18:09:06.825 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:06.825 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:06.825 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:06.825 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:06.825 INFO kablam! ...   |
Nov 01 18:09:06.825 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:06.825 INFO kablam! 128 | | }
Nov 01 18:09:06.825 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:06.825 INFO kablam! 
Nov 01 18:09:07.008 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:07.008 INFO kablam!    --> src/arbitrary.rs:108:48
Nov 01 18:09:07.008 INFO kablam!     |
Nov 01 18:09:07.008 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Nov 01 18:09:07.008 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:07.008 INFO kablam! ...
Nov 01 18:09:07.008 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:07.008 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:07.008 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:07.009 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:07.009 INFO kablam! ...   |
Nov 01 18:09:07.009 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:07.009 INFO kablam! 128 | | }
Nov 01 18:09:07.009 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:07.009 INFO kablam!     |
Nov 01 18:09:07.009 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 01 18:09:07.009 INFO kablam! 
Nov 01 18:09:07.009 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:07.009 INFO kablam!    --> src/arbitrary.rs:112:47
Nov 01 18:09:07.009 INFO kablam!     |
Nov 01 18:09:07.009 INFO kablam! 112 |                       FromIteratorShrinker::new(($($placeholder::shrink()),*))
Nov 01 18:09:07.009 INFO kablam!     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:07.009 INFO kablam! ...
Nov 01 18:09:07.009 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:07.009 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:07.009 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:07.009 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:07.009 INFO kablam! ...   |
Nov 01 18:09:07.009 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:07.009 INFO kablam! 128 | | }
Nov 01 18:09:07.009 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:07.009 INFO kablam! 
Nov 01 18:09:07.009 INFO kablam! warning: unnecessary parentheses around function argument
Nov 01 18:09:07.009 INFO kablam!    --> src/arbitrary.rs:108:48
Nov 01 18:09:07.009 INFO kablam!     |
Nov 01 18:09:07.009 INFO kablam! 108 |                       FromIteratorGenerator::new(($($placeholder::arbitrary()),*))
Nov 01 18:09:07.009 INFO kablam!     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 01 18:09:07.009 INFO kablam! ...
Nov 01 18:09:07.009 INFO kablam! 119 | / generic_impls! {
Nov 01 18:09:07.009 INFO kablam! 120 | |     Vec<T>,
Nov 01 18:09:07.009 INFO kablam! 121 | |     BTreeMap<K, V>,
Nov 01 18:09:07.009 INFO kablam! 122 | |     BTreeSet<T>,
Nov 01 18:09:07.009 INFO kablam! ...   |
Nov 01 18:09:07.009 INFO kablam! 127 | |     VecDeque<T>
Nov 01 18:09:07.009 INFO kablam! 128 | | }
Nov 01 18:09:07.009 INFO kablam!     | |_- in this macro invocation
Nov 01 18:09:07.009 INFO kablam! 
Nov 01 18:09:21.376 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.01s
Nov 01 18:09:21.381 INFO kablam! su: No module specific data is present
Nov 01 18:09:22.435 INFO running `"docker" "rm" "-f" "72708a901fd638551f8d74b388d8ea5378babd335c75b602c4a5cba1094d2f87"`
Nov 01 18:09:22.720 INFO blam! 72708a901fd638551f8d74b388d8ea5378babd335c75b602c4a5cba1094d2f87