Aug 11 10:54:22.089 INFO checking irc-channel-0.1.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 10:54:22.089 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:54:22.089 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:54:22.089 INFO running `"docker" "create" "-v" "/tmp/crater.MWRcsvUCshFl:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 10:54:22.507 INFO blam! 359eb0c7e41b7367ffc8744d799e0f6098a37861430f16f13b6c7e5133dfdf62
Aug 11 10:54:22.515 INFO running `"docker" "start" "-a" "359eb0c7e41b7367ffc8744d799e0f6098a37861430f16f13b6c7e5133dfdf62"`
Aug 11 10:54:23.697 INFO kablam!     Checking irc_message v1.0.0
Aug 11 10:54:23.699 INFO kablam!     Checking many2many v0.0.2
Aug 11 10:54:24.813 INFO kablam!     Checking irc-channel v0.1.1 (file:///source)
Aug 11 10:54:26.169 INFO kablam! error[E0658]: macro select! is unstable (see issue #27800)
Aug 11 10:54:26.169 INFO kablam!   --> examples/basic_client.rs:39:9
Aug 11 10:54:26.169 INFO kablam!    |
Aug 11 10:54:26.170 INFO kablam! 39 | /         select!{
Aug 11 10:54:26.170 INFO kablam! 40 | |             message = irc_recv.recv() => {
Aug 11 10:54:26.170 INFO kablam! 41 | |                 if let Ok(m) = message {
Aug 11 10:54:26.170 INFO kablam! 42 | |                     println!("{}", m.raw);
Aug 11 10:54:26.170 INFO kablam! ...  |
Aug 11 10:54:26.170 INFO kablam! 56 | |             }
Aug 11 10:54:26.170 INFO kablam! 57 | |         }
Aug 11 10:54:26.170 INFO kablam!    | |_________^
Aug 11 10:54:26.170 INFO kablam!    |
Aug 11 10:54:26.170 INFO kablam!    = help: add #![feature(mpsc_select)] to the crate attributes to enable
Aug 11 10:54:26.170 INFO kablam! 
Aug 11 10:54:26.171 INFO kablam! error: aborting due to previous error
Aug 11 10:54:26.171 INFO kablam! 
Aug 11 10:54:26.171 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 11 10:54:26.176 INFO kablam! error: Could not compile `irc-channel`.
Aug 11 10:54:26.176 INFO kablam! 
Aug 11 10:54:26.176 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 10:54:26.177 INFO kablam! su: No module specific data is present
Aug 11 10:54:26.862 INFO running `"docker" "rm" "-f" "359eb0c7e41b7367ffc8744d799e0f6098a37861430f16f13b6c7e5133dfdf62"`
Aug 11 10:54:27.013 INFO blam! 359eb0c7e41b7367ffc8744d799e0f6098a37861430f16f13b6c7e5133dfdf62