Sep 04 18:03:10.339 INFO checking grabbag-0.1.2 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 18:03:10.339 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 18:03:10.339 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 18:03:10.498 INFO blam! beeb8723232cc2014acac13388c26b75b3c4923c2130402e8ba115f6d5404a61
Sep 04 18:03:10.501 INFO running `"docker" "start" "-a" "beeb8723232cc2014acac13388c26b75b3c4923c2130402e8ba115f6d5404a61"`
Sep 04 18:03:11.464 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 04 18:03:12.726 INFO kablam!     Checking grabbag v0.1.2 (file:///source)
Sep 04 18:03:14.401 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 04 18:03:14.401 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 04 18:03:14.401 INFO kablam!    |
Sep 04 18:03:14.401 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 04 18:03:14.401 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:03:14.401 INFO kablam!    |
Sep 04 18:03:14.401 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 04 18:03:14.401 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 04 18:03:14.401 INFO kablam! 
Sep 04 18:03:14.403 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 04 18:03:14.403 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 04 18:03:14.403 INFO kablam!    |
Sep 04 18:03:14.403 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 04 18:03:14.403 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 18:03:14.403 INFO kablam!    |
Sep 04 18:03:14.403 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 04 18:03:14.403 INFO kablam! 
Sep 04 18:03:14.426 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
Sep 04 18:03:14.429 INFO kablam! su: No module specific data is present
Sep 04 18:03:15.046 INFO running `"docker" "rm" "-f" "beeb8723232cc2014acac13388c26b75b3c4923c2130402e8ba115f6d5404a61"`
Sep 04 18:03:15.167 INFO blam! beeb8723232cc2014acac13388c26b75b3c4923c2130402e8ba115f6d5404a61