Nov 04 22:53:04.338 INFO checking grabbag-0.1.2 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 22:53:04.339 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-5/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 04 22:53:04.699 INFO blam! 428caac05ca9e64defc32ac05cf9caa83dcc24dafbe311d228d2c6bea3697ceb
Nov 04 22:53:04.700 INFO running `"docker" "start" "-a" "428caac05ca9e64defc32ac05cf9caa83dcc24dafbe311d228d2c6bea3697ceb"`
Nov 04 22:53:05.656 INFO kablam! usermod: no changes
Nov 04 22:53:05.755 INFO kablam!    Compiling grabbag_macros v0.1.2
Nov 04 22:53:07.411 INFO kablam!     Checking grabbag v0.1.2 (/source)
Nov 04 22:53:09.467 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 04 22:53:09.467 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Nov 04 22:53:09.467 INFO kablam!    |
Nov 04 22:53:09.467 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Nov 04 22:53:09.467 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 22:53:09.467 INFO kablam!    |
Nov 04 22:53:09.467 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 04 22:53:09.467 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 04 22:53:09.467 INFO kablam! 
Nov 04 22:53:09.468 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 04 22:53:09.468 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Nov 04 22:53:09.468 INFO kablam!    |
Nov 04 22:53:09.468 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Nov 04 22:53:09.468 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 22:53:09.468 INFO kablam!    |
Nov 04 22:53:09.468 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 04 22:53:09.468 INFO kablam! 
Nov 04 22:53:09.511 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
Nov 04 22:53:09.515 INFO kablam! su: No module specific data is present
Nov 04 22:53:10.222 INFO running `"docker" "rm" "-f" "428caac05ca9e64defc32ac05cf9caa83dcc24dafbe311d228d2c6bea3697ceb"`
Nov 04 22:53:10.499 INFO blam! 428caac05ca9e64defc32ac05cf9caa83dcc24dafbe311d228d2c6bea3697ceb