Sep 01 21:40:53.273 INFO checking teardown_tree-0.6.6 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 21:40:53.273 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 21:40:53.273 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 21:40:53.451 INFO blam! 825e68788cfad69eeb37d9d516efb290c48b95674e27397e76419d164eb4ac12
Sep 01 21:40:53.454 INFO running `"docker" "start" "-a" "825e68788cfad69eeb37d9d516efb290c48b95674e27397e76419d164eb4ac12"`
Sep 01 21:40:54.304 INFO kablam!     Checking libc v0.2.43
Sep 01 21:40:54.304 INFO kablam!     Checking cfg-if v0.1.5
Sep 01 21:40:54.310 INFO kablam!     Checking regex-syntax v0.3.9
Sep 01 21:40:54.326 INFO kablam!     Checking utf8-ranges v0.1.3
Sep 01 21:40:54.334 INFO kablam!    Compiling quote v0.2.3
Sep 01 21:40:54.363 INFO kablam!    Compiling unicode-xid v0.0.3
Sep 01 21:40:54.791 INFO kablam!     Checking log v0.4.4
Sep 01 21:40:56.343 INFO kablam!    Compiling syn v0.8.7
Sep 01 21:40:56.477 INFO kablam!     Checking log v0.3.9
Sep 01 21:40:59.132 INFO kablam!     Checking thread-id v2.0.0
Sep 01 21:40:59.136 INFO kablam!     Checking memchr v0.1.11
Sep 01 21:40:59.139 INFO kablam!     Checking rand v0.4.3
Sep 01 21:40:59.857 INFO kablam!     Checking thread_local v0.2.7
Sep 01 21:41:00.370 INFO kablam!     Checking aho-corasick v0.5.3
Sep 01 21:41:02.041 INFO kablam!     Checking regex v0.1.80
Sep 01 21:41:03.039 INFO kablam!     Checking rand v0.3.22
Sep 01 21:41:04.801 INFO kablam!    Compiling derive-new v0.4.0
Sep 01 21:41:06.516 INFO kablam!     Checking env_logger v0.3.5
Sep 01 21:41:07.450 INFO kablam!     Checking quickcheck v0.4.1
Sep 01 21:41:08.517 INFO kablam!     Checking teardown_tree v0.6.6 (file:///source)
Sep 01 21:41:11.020 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 21:41:11.020 INFO kablam!   --> src/applied/interval_tree.rs:50:9
Sep 01 21:41:11.020 INFO kablam!    |
Sep 01 21:41:11.020 INFO kablam! 50 |         unsafe { self.repr.into_inner() }
Sep 01 21:41:11.020 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Sep 01 21:41:11.020 INFO kablam!    |
Sep 01 21:41:11.020 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Sep 01 21:41:11.020 INFO kablam! 
Sep 01 21:41:11.020 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 21:41:11.020 INFO kablam!    --> src/applied/plain_tree.rs:113:9
Sep 01 21:41:11.020 INFO kablam!     |
Sep 01 21:41:11.020 INFO kablam! 113 |         unsafe { self.repr.into_inner() }
Sep 01 21:41:11.020 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 01 21:41:11.020 INFO kablam! 
Sep 01 21:41:11.023 INFO kablam! warning: function is never used: `right_enclosing`
Sep 01 21:41:11.023 INFO kablam!    --> src/base/base_repr.rs:693:1
Sep 01 21:41:11.023 INFO kablam!     |
Sep 01 21:41:11.023 INFO kablam! 693 | fn right_enclosing(idx: usize) -> usize {
Sep 01 21:41:11.023 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 21:41:11.023 INFO kablam!     |
Sep 01 21:41:11.023 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 21:41:11.023 INFO kablam! 
Sep 01 21:41:11.023 INFO kablam! warning: method is never used: `with_nodes`
Sep 01 21:41:11.023 INFO kablam!   --> src/applied/plain_tree.rs:93:5
Sep 01 21:41:11.023 INFO kablam!    |
Sep 01 21:41:11.023 INFO kablam! 93 |     pub fn with_nodes(nodes: Vec<Option<PlNode<K, V>>>) -> PlTree<K, V> {
Sep 01 21:41:11.023 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 21:41:11.023 INFO kablam! 
Sep 01 21:41:12.670 INFO kablam! warning: variable does not need to be mutable
Sep 01 21:41:12.670 INFO kablam!    --> src/lib.rs:566:18
Sep 01 21:41:12.670 INFO kablam!     |
Sep 01 21:41:12.670 INFO kablam! 566 |             let (mut orig, mut tree) = (orig.internal_mut(), tree.internal_mut());
Sep 01 21:41:12.670 INFO kablam!     |                  ----^^^^
Sep 01 21:41:12.670 INFO kablam!     |                  |
Sep 01 21:41:12.670 INFO kablam!     |                  help: remove this `mut`
Sep 01 21:41:12.670 INFO kablam!     |
Sep 01 21:41:12.670 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 21:41:12.670 INFO kablam! 
Sep 01 21:41:13.421 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 21:41:13.421 INFO kablam!   --> src/applied/interval_tree.rs:50:9
Sep 01 21:41:13.421 INFO kablam!    |
Sep 01 21:41:13.421 INFO kablam! 50 |         unsafe { self.repr.into_inner() }
Sep 01 21:41:13.421 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Sep 01 21:41:13.421 INFO kablam!    |
Sep 01 21:41:13.421 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Sep 01 21:41:13.422 INFO kablam! 
Sep 01 21:41:13.422 INFO kablam! warning: unnecessary `unsafe` block
Sep 01 21:41:13.422 INFO kablam!    --> src/applied/plain_tree.rs:113:9
Sep 01 21:41:13.422 INFO kablam!     |
Sep 01 21:41:13.422 INFO kablam! 113 |         unsafe { self.repr.into_inner() }
Sep 01 21:41:13.422 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 01 21:41:13.422 INFO kablam! 
Sep 01 21:41:13.426 INFO kablam! warning: function is never used: `right_enclosing`
Sep 01 21:41:13.426 INFO kablam!    --> src/base/base_repr.rs:693:1
Sep 01 21:41:13.426 INFO kablam!     |
Sep 01 21:41:13.426 INFO kablam! 693 | fn right_enclosing(idx: usize) -> usize {
Sep 01 21:41:13.426 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 21:41:13.426 INFO kablam!     |
Sep 01 21:41:13.426 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 21:41:13.426 INFO kablam! 
Sep 01 21:41:13.596 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 19.42s
Sep 01 21:41:13.614 INFO kablam! su: No module specific data is present
Sep 01 21:41:14.320 INFO running `"docker" "rm" "-f" "825e68788cfad69eeb37d9d516efb290c48b95674e27397e76419d164eb4ac12"`
Sep 01 21:41:14.501 INFO blam! 825e68788cfad69eeb37d9d516efb290c48b95674e27397e76419d164eb4ac12