Sep 20 02:15:46.525 INFO checking grabbag-0.1.2 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 02:15:46.525 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 02:15:46.525 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-5/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 02:15:46.661 INFO blam! 2bdd59806b7960b30a0a19ef09dae50c91413d9834a77bdc2be42d0e78398e53
Sep 20 02:15:46.663 INFO running `"docker" "start" "-a" "2bdd59806b7960b30a0a19ef09dae50c91413d9834a77bdc2be42d0e78398e53"`
Sep 20 02:15:47.491 INFO kablam! usermod: no changes
Sep 20 02:15:47.530 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 20 02:15:48.530 INFO kablam!     Checking grabbag v0.1.2 (/source)
Sep 20 02:15:49.890 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 20 02:15:49.890 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 20 02:15:49.890 INFO kablam!    |
Sep 20 02:15:49.890 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 20 02:15:49.890 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 02:15:49.890 INFO kablam!    |
Sep 20 02:15:49.890 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 20 02:15:49.890 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 20 02:15:49.890 INFO kablam! 
Sep 20 02:15:49.890 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 20 02:15:49.890 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 20 02:15:49.890 INFO kablam!    |
Sep 20 02:15:49.890 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 20 02:15:49.890 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 02:15:49.890 INFO kablam!    |
Sep 20 02:15:49.890 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 20 02:15:49.890 INFO kablam! 
Sep 20 02:15:49.998 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Sep 20 02:15:50.001 INFO kablam! su: No module specific data is present
Sep 20 02:15:51.079 INFO running `"docker" "rm" "-f" "2bdd59806b7960b30a0a19ef09dae50c91413d9834a77bdc2be42d0e78398e53"`
Sep 20 02:15:51.204 INFO blam! 2bdd59806b7960b30a0a19ef09dae50c91413d9834a77bdc2be42d0e78398e53