Sep 06 05:50:39.666 INFO checking grabbag-0.1.2 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 05:50:39.666 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 05:50:39.667 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 05:50:39.929 INFO blam! e15ef74948b50b2bfde50d033f2f2e4c258a2c14ec460b06824ee6059a1f0e54
Sep 06 05:50:39.931 INFO running `"docker" "start" "-a" "e15ef74948b50b2bfde50d033f2f2e4c258a2c14ec460b06824ee6059a1f0e54"`
Sep 06 05:50:41.002 INFO kablam! usermod: no changes
Sep 06 05:50:41.134 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 06 05:50:42.422 INFO kablam!     Checking grabbag v0.1.2 (file:///source)
Sep 06 05:50:43.614 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 06 05:50:43.614 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 06 05:50:43.614 INFO kablam!    |
Sep 06 05:50:43.614 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 06 05:50:43.614 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 05:50:43.614 INFO kablam!    |
Sep 06 05:50:43.614 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 06 05:50:43.614 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 06 05:50:43.614 INFO kablam! 
Sep 06 05:50:43.628 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 06 05:50:43.628 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 06 05:50:43.628 INFO kablam!    |
Sep 06 05:50:43.628 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 06 05:50:43.628 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 06 05:50:43.628 INFO kablam!    |
Sep 06 05:50:43.628 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 06 05:50:43.628 INFO kablam! 
Sep 06 05:50:43.662 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
Sep 06 05:50:43.662 INFO kablam! su: No module specific data is present
Sep 06 05:50:44.662 INFO running `"docker" "rm" "-f" "e15ef74948b50b2bfde50d033f2f2e4c258a2c14ec460b06824ee6059a1f0e54"`
Sep 06 05:50:44.777 INFO blam! e15ef74948b50b2bfde50d033f2f2e4c258a2c14ec460b06824ee6059a1f0e54