Sep 17 23:26:23.990 INFO checking grabbag-0.1.2 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 23:26:23.990 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 23:26:23.990 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 23:26:24.140 INFO blam! 01685eb14c747e1bdf27fe972bbc4b5cbe71d46981f3d8ee96af1103dd9c4a45
Sep 17 23:26:24.151 INFO running `"docker" "start" "-a" "01685eb14c747e1bdf27fe972bbc4b5cbe71d46981f3d8ee96af1103dd9c4a45"`
Sep 17 23:26:24.904 INFO kablam! usermod: no changes
Sep 17 23:26:24.941 INFO kablam!    Compiling grabbag_macros v0.1.2
Sep 17 23:26:25.826 INFO kablam!     Checking grabbag v0.1.2 (/source)
Sep 17 23:26:27.142 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 17 23:26:27.142 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Sep 17 23:26:27.142 INFO kablam!    |
Sep 17 23:26:27.142 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Sep 17 23:26:27.142 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 23:26:27.142 INFO kablam!    |
Sep 17 23:26:27.142 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Sep 17 23:26:27.142 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 17 23:26:27.142 INFO kablam! 
Sep 17 23:26:27.142 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` which must be used
Sep 17 23:26:27.142 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Sep 17 23:26:27.142 INFO kablam!    |
Sep 17 23:26:27.142 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Sep 17 23:26:27.142 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 17 23:26:27.142 INFO kablam!    |
Sep 17 23:26:27.142 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Sep 17 23:26:27.142 INFO kablam! 
Sep 17 23:26:27.186 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
Sep 17 23:26:27.199 INFO kablam! su: No module specific data is present
Sep 17 23:26:27.977 INFO running `"docker" "rm" "-f" "01685eb14c747e1bdf27fe972bbc4b5cbe71d46981f3d8ee96af1103dd9c4a45"`
Sep 17 23:26:28.277 INFO blam! 01685eb14c747e1bdf27fe972bbc4b5cbe71d46981f3d8ee96af1103dd9c4a45