Oct 13 07:53:41.468 INFO checking stream-combinators-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 07:53:41.468 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 07:53:41.638 INFO blam! c44a1c3088f2510f6ccf3dde75f7310f70218eb6cb51fc71c9eab998553e4d8d
Oct 13 07:53:41.638 INFO running `"docker" "start" "-a" "c44a1c3088f2510f6ccf3dde75f7310f70218eb6cb51fc71c9eab998553e4d8d"`
Oct 13 07:53:42.165 INFO kablam! usermod: no changes
Oct 13 07:53:42.380 INFO kablam!     Checking tokio-stdin v0.1.1
Oct 13 07:53:42.380 INFO kablam!     Checking stream-combinators v0.1.0 (/source)
Oct 13 07:53:44.633 INFO kablam! warning: unnecessary parentheses around function argument
Oct 13 07:53:44.634 INFO kablam!  --> examples/into_pairs.rs:9:41
Oct 13 07:53:44.634 INFO kablam!   |
Oct 13 07:53:44.634 INFO kablam! 9 |     let number_stream = iter_ok::<_,()>((0..6));
Oct 13 07:53:44.634 INFO kablam!   |                                         ^^^^^^ help: remove these parentheses
Oct 13 07:53:44.637 INFO kablam!   |
Oct 13 07:53:44.637 INFO kablam!   = note: #[warn(unused_parens)] on by default
Oct 13 07:53:44.637 INFO kablam! 
Oct 13 07:53:48.205 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.01s
Oct 13 07:53:48.208 INFO kablam! su: No module specific data is present
Oct 13 07:53:48.849 INFO running `"docker" "rm" "-f" "c44a1c3088f2510f6ccf3dde75f7310f70218eb6cb51fc71c9eab998553e4d8d"`
Oct 13 07:53:49.100 INFO blam! c44a1c3088f2510f6ccf3dde75f7310f70218eb6cb51fc71c9eab998553e4d8d