Oct 28 00:44:03.028 INFO checking binary-tree-0.2.0 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 28 00:44:03.028 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-1/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 28 00:44:03.565 INFO blam! 145aba1998cf2aca407e570d2eed8dd40fea64f77d738ac116eaa52504fed90a
Oct 28 00:44:03.572 INFO running `"docker" "start" "-a" "145aba1998cf2aca407e570d2eed8dd40fea64f77d738ac116eaa52504fed90a"`
Oct 28 00:44:04.523 INFO kablam! usermod: no changes
Oct 28 00:44:04.647 INFO kablam!     Checking binary-tree v0.2.0 (/source)
Oct 28 00:44:09.500 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Oct 28 00:44:09.500 INFO kablam!   --> benches/from_iter.rs:16:9
Oct 28 00:44:09.500 INFO kablam!    |
Oct 28 00:44:09.500 INFO kablam! 16 |         (0..TOTAL).collect::<CountTree<_>>();
Oct 28 00:44:09.501 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 28 00:44:09.501 INFO kablam!    |
Oct 28 00:44:09.501 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 28 00:44:09.501 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 28 00:44:09.502 INFO kablam! 
Oct 28 00:44:09.502 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Oct 28 00:44:09.502 INFO kablam!   --> benches/from_iter.rs:23:9
Oct 28 00:44:09.502 INFO kablam!    |
Oct 28 00:44:09.503 INFO kablam! 23 |         (0..TOTAL).collect::<LinkedList<_>>();
Oct 28 00:44:09.503 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 28 00:44:09.503 INFO kablam!    |
Oct 28 00:44:09.504 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 28 00:44:09.504 INFO kablam! 
Oct 28 00:44:09.504 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Oct 28 00:44:09.504 INFO kablam!   --> benches/from_iter.rs:30:9
Oct 28 00:44:09.505 INFO kablam!    |
Oct 28 00:44:09.505 INFO kablam! 30 |         (0..TOTAL).collect::<Vec<_>>();
Oct 28 00:44:09.505 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 28 00:44:09.505 INFO kablam!    |
Oct 28 00:44:09.506 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Oct 28 00:44:09.506 INFO kablam! 
Oct 28 00:44:09.919 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
Oct 28 00:44:09.929 INFO kablam! su: No module specific data is present
Oct 28 00:44:10.826 INFO running `"docker" "rm" "-f" "145aba1998cf2aca407e570d2eed8dd40fea64f77d738ac116eaa52504fed90a"`
Oct 28 00:44:11.039 INFO blam! 145aba1998cf2aca407e570d2eed8dd40fea64f77d738ac116eaa52504fed90a