Sep 01 18:13:10.985 INFO checking grabbag-0.1.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 18:13:10.985 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 18:13:10.985 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/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 18:13:11.146 INFO blam! 02acef81b5465d656fc81a59b3b9306715db728cc48d6346151d2210f9e15f9a
Sep 01 18:13:11.148 INFO running `"docker" "start" "-a" "02acef81b5465d656fc81a59b3b9306715db728cc48d6346151d2210f9e15f9a"`
Sep 01 18:13:11.800 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 01 18:13:13.022 INFO kablam!     Checking grabbag v0.1.2 (file:///source)
Sep 01 18:13:14.665 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 01 18:13:14.665 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 01 18:13:14.665 INFO kablam!    |
Sep 01 18:13:14.665 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 01 18:13:14.665 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 18:13:14.665 INFO kablam!    |
Sep 01 18:13:14.665 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 01 18:13:14.665 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 01 18:13:14.665 INFO kablam! 
Sep 01 18:13:14.667 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 01 18:13:14.667 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 01 18:13:14.667 INFO kablam!    |
Sep 01 18:13:14.667 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 01 18:13:14.667 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 18:13:14.667 INFO kablam!    |
Sep 01 18:13:14.667 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 01 18:13:14.667 INFO kablam! 
Sep 01 18:13:14.691 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Sep 01 18:13:14.693 INFO kablam! su: No module specific data is present
Sep 01 18:13:15.245 INFO running `"docker" "rm" "-f" "02acef81b5465d656fc81a59b3b9306715db728cc48d6346151d2210f9e15f9a"`
Sep 01 18:13:15.330 INFO blam! 02acef81b5465d656fc81a59b3b9306715db728cc48d6346151d2210f9e15f9a