Sep 04 20:08:15.226 INFO checking futures-0.1.23 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 20:08:15.226 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 20:08:15.226 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 20:08:15.395 INFO blam! b7a276a71d929a2d4aa6640176fdcae278c83e9b23737a6c1370afef182bddba
Sep 04 20:08:15.397 INFO running `"docker" "start" "-a" "b7a276a71d929a2d4aa6640176fdcae278c83e9b23737a6c1370afef182bddba"`
Sep 04 20:08:16.209 INFO kablam!     Checking futures v0.1.23 (file:///source)
Sep 04 20:08:35.422 INFO kablam! warning: unnecessary parentheses around function argument
Sep 04 20:08:35.422 INFO kablam!   --> tests/bilock.rs:62:38
Sep 04 20:08:35.422 INFO kablam!    |
Sep 04 20:08:35.422 INFO kablam! 62 |     let b = stream::iter_ok::<_, ()>((0..N)).fold(b, |b, _n| {
Sep 04 20:08:35.422 INFO kablam!    |                                      ^^^^^^ help: remove these parentheses
Sep 04 20:08:35.422 INFO kablam!    |
Sep 04 20:08:35.422 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 04 20:08:35.422 INFO kablam! 
Sep 04 20:08:37.549 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.36s
Sep 04 20:08:37.584 INFO kablam! su: No module specific data is present
Sep 04 20:08:38.322 INFO running `"docker" "rm" "-f" "b7a276a71d929a2d4aa6640176fdcae278c83e9b23737a6c1370afef182bddba"`
Sep 04 20:08:38.414 INFO blam! b7a276a71d929a2d4aa6640176fdcae278c83e9b23737a6c1370afef182bddba