Sep 17 23:26:21.965 INFO checking grabbag-0.1.2 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 23:26:21.965 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 23:26:21.965 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 23:26:22.106 INFO blam! aa45ac37991075176e08aca0ae8005615d610e9a2b3d201e9b062d59bdc07d0c
Sep 17 23:26:22.108 INFO running `"docker" "start" "-a" "aa45ac37991075176e08aca0ae8005615d610e9a2b3d201e9b062d59bdc07d0c"`
Sep 17 23:26:22.919 INFO kablam! usermod: no changes
Sep 17 23:26:22.960 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 17 23:26:23.767 INFO kablam!     Checking grabbag v0.1.2 (/source)
Sep 17 23:26:24.843 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 17 23:26:24.843 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 17 23:26:24.843 INFO kablam!    |
Sep 17 23:26:24.843 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 17 23:26:24.843 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 23:26:24.843 INFO kablam!    |
Sep 17 23:26:24.843 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 17 23:26:24.843 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 17 23:26:24.843 INFO kablam! 
Sep 17 23:26:24.844 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 17 23:26:24.845 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 17 23:26:24.845 INFO kablam!    |
Sep 17 23:26:24.845 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 17 23:26:24.845 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 23:26:24.845 INFO kablam!    |
Sep 17 23:26:24.845 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 17 23:26:24.845 INFO kablam! 
Sep 17 23:26:24.882 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
Sep 17 23:26:24.883 INFO kablam! su: No module specific data is present
Sep 17 23:26:25.481 INFO running `"docker" "rm" "-f" "aa45ac37991075176e08aca0ae8005615d610e9a2b3d201e9b062d59bdc07d0c"`
Sep 17 23:26:25.606 INFO blam! aa45ac37991075176e08aca0ae8005615d610e9a2b3d201e9b062d59bdc07d0c