Sep 01 22:14:05.562 INFO checking stream-combinators-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 22:14:05.562 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 22:14:05.562 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 22:14:05.804 INFO blam! 96df7797207bcf74768fb7828177f1be0554fc606544b05c19bf7fe306821c19
Sep 01 22:14:05.804 INFO running `"docker" "start" "-a" "96df7797207bcf74768fb7828177f1be0554fc606544b05c19bf7fe306821c19"`
Sep 01 22:14:06.758 INFO kablam!     Checking stream-combinators v0.1.0 (file:///source)
Sep 01 22:14:06.758 INFO kablam!     Checking tokio-stdin v0.1.1
Sep 01 22:14:07.587 INFO kablam! warning: unnecessary parentheses around function argument
Sep 01 22:14:07.587 INFO kablam!  --> examples/into_pairs.rs:9:41
Sep 01 22:14:07.587 INFO kablam!   |
Sep 01 22:14:07.587 INFO kablam! 9 |     let number_stream = iter_ok::<_,()>((0..6));
Sep 01 22:14:07.587 INFO kablam!   |                                         ^^^^^^ help: remove these parentheses
Sep 01 22:14:07.587 INFO kablam!   |
Sep 01 22:14:07.587 INFO kablam!   = note: #[warn(unused_parens)] on by default
Sep 01 22:14:07.587 INFO kablam! 
Sep 01 22:14:09.450 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Sep 01 22:14:09.458 INFO kablam! su: No module specific data is present
Sep 01 22:14:10.060 INFO running `"docker" "rm" "-f" "96df7797207bcf74768fb7828177f1be0554fc606544b05c19bf7fe306821c19"`
Sep 01 22:14:10.147 INFO blam! 96df7797207bcf74768fb7828177f1be0554fc606544b05c19bf7fe306821c19