Sep 01 00:10:17.732 INFO checking irc-channel-0.1.1 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 00:10:17.732 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 00:10:17.732 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 00:10:17.890 INFO blam! 4dcf685958a38bf072292b7ffaa4998458fe62cdbc2065d8f7efabf8ce61ee88
Sep 01 00:10:17.891 INFO running `"docker" "start" "-a" "4dcf685958a38bf072292b7ffaa4998458fe62cdbc2065d8f7efabf8ce61ee88"`
Sep 01 00:10:18.669 INFO kablam!     Checking irc_message v1.0.0
Sep 01 00:10:18.670 INFO kablam!     Checking many2many v0.0.2
Sep 01 00:10:19.464 INFO kablam!     Checking irc-channel v0.1.1 (file:///source)
Sep 01 00:10:20.503 INFO kablam! error[E0658]: macro select! is unstable (see issue #27800)
Sep 01 00:10:20.504 INFO kablam!   --> examples/basic_client.rs:39:9
Sep 01 00:10:20.504 INFO kablam!    |
Sep 01 00:10:20.504 INFO kablam! 39 | /         select!{
Sep 01 00:10:20.504 INFO kablam! 40 | |             message = irc_recv.recv() => {
Sep 01 00:10:20.504 INFO kablam! 41 | |                 if let Ok(m) = message {
Sep 01 00:10:20.504 INFO kablam! 42 | |                     println!("{}", m.raw);
Sep 01 00:10:20.504 INFO kablam! ...  |
Sep 01 00:10:20.504 INFO kablam! 56 | |             }
Sep 01 00:10:20.504 INFO kablam! 57 | |         }
Sep 01 00:10:20.504 INFO kablam!    | |_________^
Sep 01 00:10:20.504 INFO kablam!    |
Sep 01 00:10:20.504 INFO kablam!    = help: add #![feature(mpsc_select)] to the crate attributes to enable
Sep 01 00:10:20.504 INFO kablam! 
Sep 01 00:10:20.504 INFO kablam! error: aborting due to previous error
Sep 01 00:10:20.504 INFO kablam! 
Sep 01 00:10:20.504 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 00:10:20.509 INFO kablam! error: Could not compile `irc-channel`.
Sep 01 00:10:20.510 INFO kablam! 
Sep 01 00:10:20.510 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 00:10:20.511 INFO kablam! su: No module specific data is present
Sep 01 00:10:21.020 INFO running `"docker" "rm" "-f" "4dcf685958a38bf072292b7ffaa4998458fe62cdbc2065d8f7efabf8ce61ee88"`
Sep 01 00:10:21.175 INFO blam! 4dcf685958a38bf072292b7ffaa4998458fe62cdbc2065d8f7efabf8ce61ee88