Nov 05 02:20:42.204 INFO checking binary-tree-0.2.0 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 05 02:20:42.204 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 05 02:20:42.416 INFO blam! 65538827497b36214ec576ad8df64b1190447395308ae53f95d29ba632e62d3f
Nov 05 02:20:42.421 INFO running `"docker" "start" "-a" "65538827497b36214ec576ad8df64b1190447395308ae53f95d29ba632e62d3f"`
Nov 05 02:20:43.023 INFO kablam! usermod: no changes
Nov 05 02:20:43.078 INFO kablam!     Checking binary-tree v0.2.0 (/source)
Nov 05 02:20:46.743 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 05 02:20:46.744 INFO kablam!   --> benches/from_iter.rs:16:9
Nov 05 02:20:46.744 INFO kablam!    |
Nov 05 02:20:46.744 INFO kablam! 16 |         (0..TOTAL).collect::<CountTree<_>>();
Nov 05 02:20:46.745 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:20:46.745 INFO kablam!    |
Nov 05 02:20:46.745 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 05 02:20:46.745 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 05 02:20:46.746 INFO kablam! 
Nov 05 02:20:46.746 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 05 02:20:46.746 INFO kablam!   --> benches/from_iter.rs:23:9
Nov 05 02:20:46.746 INFO kablam!    |
Nov 05 02:20:46.747 INFO kablam! 23 |         (0..TOTAL).collect::<LinkedList<_>>();
Nov 05 02:20:46.747 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:20:46.747 INFO kablam!    |
Nov 05 02:20:46.747 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 05 02:20:46.748 INFO kablam! 
Nov 05 02:20:46.748 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 05 02:20:46.748 INFO kablam!   --> benches/from_iter.rs:30:9
Nov 05 02:20:46.748 INFO kablam!    |
Nov 05 02:20:46.749 INFO kablam! 30 |         (0..TOTAL).collect::<Vec<_>>();
Nov 05 02:20:46.749 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 02:20:46.749 INFO kablam!    |
Nov 05 02:20:46.750 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 05 02:20:46.750 INFO kablam! 
Nov 05 02:20:47.027 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Nov 05 02:20:47.035 INFO kablam! su: No module specific data is present
Nov 05 02:20:47.481 INFO running `"docker" "rm" "-f" "65538827497b36214ec576ad8df64b1190447395308ae53f95d29ba632e62d3f"`
Nov 05 02:20:47.725 INFO blam! 65538827497b36214ec576ad8df64b1190447395308ae53f95d29ba632e62d3f