Aug 30 01:08:04.121 INFO checking stream-combinators-0.1.0 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 01:08:04.121 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 01:08:04.121 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-3/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 01:08:04.277 INFO blam! a95cb492cbfed73152989d91123be5bbd7201571f595d63a1b494cc67863268e
Aug 30 01:08:04.279 INFO running `"docker" "start" "-a" "a95cb492cbfed73152989d91123be5bbd7201571f595d63a1b494cc67863268e"`
Aug 30 01:08:04.917 INFO kablam!     Checking stream-combinators v0.1.0 (file:///source)
Aug 30 01:08:04.922 INFO kablam!     Checking tokio-stdin v0.1.1
Aug 30 01:08:06.056 INFO kablam! warning: unnecessary parentheses around function argument
Aug 30 01:08:06.056 INFO kablam!  --> examples/into_pairs.rs:9:41
Aug 30 01:08:06.056 INFO kablam!   |
Aug 30 01:08:06.056 INFO kablam! 9 |     let number_stream = iter_ok::<_,()>((0..6));
Aug 30 01:08:06.056 INFO kablam!   |                                         ^^^^^^ help: remove these parentheses
Aug 30 01:08:06.056 INFO kablam!   |
Aug 30 01:08:06.056 INFO kablam!   = note: #[warn(unused_parens)] on by default
Aug 30 01:08:06.056 INFO kablam! 
Aug 30 01:08:07.614 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
Aug 30 01:08:07.622 INFO kablam! su: No module specific data is present
Aug 30 01:08:08.125 INFO running `"docker" "rm" "-f" "a95cb492cbfed73152989d91123be5bbd7201571f595d63a1b494cc67863268e"`
Aug 30 01:08:08.226 INFO blam! a95cb492cbfed73152989d91123be5bbd7201571f595d63a1b494cc67863268e