Aug 30 23:39:15.071 INFO checking binary-tree-0.2.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 23:39:15.071 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 23:39:15.071 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 23:39:15.306 INFO blam! 190c23ac5c30feefdec2884d3798464a1d456e2feadacab2271d3109384dce5f
Aug 30 23:39:15.308 INFO running `"docker" "start" "-a" "190c23ac5c30feefdec2884d3798464a1d456e2feadacab2271d3109384dce5f"`
Aug 30 23:39:16.068 INFO kablam!     Checking binary-tree v0.2.0 (file:///source)
Aug 30 23:39:19.016 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 30 23:39:19.016 INFO kablam!   --> benches/from_iter.rs:16:9
Aug 30 23:39:19.016 INFO kablam!    |
Aug 30 23:39:19.016 INFO kablam! 16 |         (0..TOTAL).collect::<CountTree<_>>();
Aug 30 23:39:19.017 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 23:39:19.017 INFO kablam!    |
Aug 30 23:39:19.017 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 30 23:39:19.017 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 30 23:39:19.017 INFO kablam! 
Aug 30 23:39:19.017 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 30 23:39:19.017 INFO kablam!   --> benches/from_iter.rs:23:9
Aug 30 23:39:19.017 INFO kablam!    |
Aug 30 23:39:19.017 INFO kablam! 23 |         (0..TOTAL).collect::<LinkedList<_>>();
Aug 30 23:39:19.018 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 23:39:19.018 INFO kablam!    |
Aug 30 23:39:19.018 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 30 23:39:19.018 INFO kablam! 
Aug 30 23:39:19.018 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Aug 30 23:39:19.018 INFO kablam!   --> benches/from_iter.rs:30:9
Aug 30 23:39:19.018 INFO kablam!    |
Aug 30 23:39:19.018 INFO kablam! 30 |         (0..TOTAL).collect::<Vec<_>>();
Aug 30 23:39:19.018 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 23:39:19.018 INFO kablam!    |
Aug 30 23:39:19.018 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Aug 30 23:39:19.018 INFO kablam! 
Aug 30 23:39:19.342 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
Aug 30 23:39:19.350 INFO kablam! su: No module specific data is present
Aug 30 23:39:19.820 INFO running `"docker" "rm" "-f" "190c23ac5c30feefdec2884d3798464a1d456e2feadacab2271d3109384dce5f"`
Aug 30 23:39:19.903 INFO blam! 190c23ac5c30feefdec2884d3798464a1d456e2feadacab2271d3109384dce5f