Sep 21 08:23:11.093 INFO checking irc-channel-0.1.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 08:23:11.093 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 08:23:11.093 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 08:23:11.302 INFO blam! 21b3fa57ddf1c8ab651cef8de72fa79589c3b54b2870e1a2ab67958c23625aa3
Sep 21 08:23:11.304 INFO running `"docker" "start" "-a" "21b3fa57ddf1c8ab651cef8de72fa79589c3b54b2870e1a2ab67958c23625aa3"`
Sep 21 08:23:12.150 INFO kablam! usermod: no changes
Sep 21 08:23:12.185 INFO kablam!     Checking irc_message v1.0.0
Sep 21 08:23:12.185 INFO kablam!     Checking many2many v0.0.2
Sep 21 08:23:12.507 INFO kablam!     Checking irc-channel v0.1.1 (/source)
Sep 21 08:23:13.065 INFO kablam! error[E0658]: macro select! is unstable (see issue #27800)
Sep 21 08:23:13.065 INFO kablam!   --> examples/basic_client.rs:39:9
Sep 21 08:23:13.065 INFO kablam!    |
Sep 21 08:23:13.065 INFO kablam! 39 | /         select!{
Sep 21 08:23:13.065 INFO kablam! 40 | |             message = irc_recv.recv() => {
Sep 21 08:23:13.065 INFO kablam! 41 | |                 if let Ok(m) = message {
Sep 21 08:23:13.065 INFO kablam! 42 | |                     println!("{}", m.raw);
Sep 21 08:23:13.065 INFO kablam! ...  |
Sep 21 08:23:13.065 INFO kablam! 56 | |             }
Sep 21 08:23:13.065 INFO kablam! 57 | |         }
Sep 21 08:23:13.065 INFO kablam!    | |_________^
Sep 21 08:23:13.065 INFO kablam!    |
Sep 21 08:23:13.065 INFO kablam!    = help: add #![feature(mpsc_select)] to the crate attributes to enable
Sep 21 08:23:13.065 INFO kablam! 
Sep 21 08:23:13.066 INFO kablam! error: aborting due to previous error
Sep 21 08:23:13.066 INFO kablam! 
Sep 21 08:23:13.070 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 21 08:23:13.072 INFO kablam! error: Could not compile `irc-channel`.
Sep 21 08:23:13.072 INFO kablam! 
Sep 21 08:23:13.072 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 08:23:13.073 INFO kablam! su: No module specific data is present
Sep 21 08:23:13.582 INFO running `"docker" "rm" "-f" "21b3fa57ddf1c8ab651cef8de72fa79589c3b54b2870e1a2ab67958c23625aa3"`
Sep 21 08:23:13.662 INFO blam! 21b3fa57ddf1c8ab651cef8de72fa79589c3b54b2870e1a2ab67958c23625aa3