Jul 12 09:16:11.029 INFO checking futures-await-0.1.1 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 09:16:11.030 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 09:16:11.030 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 09:16:11.030 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-4/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 09:16:11.270 INFO blam! 9cd6e6a9493cbefa5ee316e11421b6c53a56a499adae4246e453fbbb005c7910
Jul 12 09:16:11.272 INFO running `"docker" "start" "-a" "9cd6e6a9493cbefa5ee316e11421b6c53a56a499adae4246e453fbbb005c7910"`
Jul 12 09:16:12.482 INFO kablam!     Checking futures-await v0.1.1 (file:///source)
Jul 12 09:16:15.648 INFO kablam! error[E0659]: `await` is ambiguous
Jul 12 09:16:15.648 INFO kablam!   --> tests/smoke.rs:70:5
Jul 12 09:16:15.648 INFO kablam!    |
Jul 12 09:16:15.648 INFO kablam! 70 |     await!(foo())
Jul 12 09:16:15.648 INFO kablam!    |     ^^^^^
Jul 12 09:16:15.649 INFO kablam!    |
Jul 12 09:16:15.649 INFO kablam! note: `await` could refer to the name imported here
Jul 12 09:16:15.649 INFO kablam!   --> tests/smoke.rs:13:5
Jul 12 09:16:15.649 INFO kablam!    |
Jul 12 09:16:15.649 INFO kablam! 13 | use futures::prelude::*;
Jul 12 09:16:15.649 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Jul 12 09:16:15.649 INFO kablam!    = note: `await` is also a builtin macro
Jul 12 09:16:15.650 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Jul 12 09:16:15.650 INFO kablam! 
Jul 12 09:16:15.651 INFO kablam! error[E0659]: `await` is ambiguous
Jul 12 09:16:15.651 INFO kablam!   --> tests/smoke.rs:75:13
Jul 12 09:16:15.651 INFO kablam!    |
Jul 12 09:16:15.651 INFO kablam! 75 |     let a = await!(foo())?;
Jul 12 09:16:15.651 INFO kablam!    |             ^^^^^
Jul 12 09:16:15.651 INFO kablam!    |
Jul 12 09:16:15.652 INFO kablam! note: `await` could refer to the name imported here
Jul 12 09:16:15.652 INFO kablam!   --> tests/smoke.rs:13:5
Jul 12 09:16:15.652 INFO kablam!    |
Jul 12 09:16:15.652 INFO kablam! 13 | use futures::prelude::*;
Jul 12 09:16:15.652 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Jul 12 09:16:15.652 INFO kablam!    = note: `await` is also a builtin macro
Jul 12 09:16:15.653 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Jul 12 09:16:15.653 INFO kablam! 
Jul 12 09:16:15.653 INFO kablam! error[E0659]: `await` is ambiguous
Jul 12 09:16:15.653 INFO kablam!   --> tests/smoke.rs:76:13
Jul 12 09:16:15.653 INFO kablam!    |
Jul 12 09:16:15.653 INFO kablam! 76 |     let b = await!(foo())?;
Jul 12 09:16:15.653 INFO kablam!    |             ^^^^^
Jul 12 09:16:15.654 INFO kablam!    |
Jul 12 09:16:15.654 INFO kablam! note: `await` could refer to the name imported here
Jul 12 09:16:15.654 INFO kablam!   --> tests/smoke.rs:13:5
Jul 12 09:16:15.654 INFO kablam!    |
Jul 12 09:16:15.654 INFO kablam! 13 | use futures::prelude::*;
Jul 12 09:16:15.654 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Jul 12 09:16:15.655 INFO kablam!    = note: `await` is also a builtin macro
Jul 12 09:16:15.655 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Jul 12 09:16:15.656 INFO kablam! 
Jul 12 09:16:15.656 INFO kablam! error[E0659]: `await` is ambiguous
Jul 12 09:16:15.656 INFO kablam!   --> tests/smoke.rs:82:18
Jul 12 09:16:15.656 INFO kablam!    |
Jul 12 09:16:15.656 INFO kablam! 82 |     let (a, b) = await!(foo().join(foo()))?;
Jul 12 09:16:15.656 INFO kablam!    |                  ^^^^^
Jul 12 09:16:15.657 INFO kablam!    |
Jul 12 09:16:15.657 INFO kablam! note: `await` could refer to the name imported here
Jul 12 09:16:15.657 INFO kablam!   --> tests/smoke.rs:13:5
Jul 12 09:16:15.657 INFO kablam!    |
Jul 12 09:16:15.657 INFO kablam! 13 | use futures::prelude::*;
Jul 12 09:16:15.657 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Jul 12 09:16:15.658 INFO kablam!    = note: `await` is also a builtin macro
Jul 12 09:16:15.658 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Jul 12 09:16:15.658 INFO kablam! 
Jul 12 09:16:16.335 INFO kablam! error: aborting due to 4 previous errors
Jul 12 09:16:16.354 INFO kablam! 
Jul 12 09:16:16.355 INFO kablam! For more information about this error, try `rustc --explain E0659`.
Jul 12 09:16:16.374 INFO kablam! error: Could not compile `futures-await`.
Jul 12 09:16:16.375 INFO kablam! warning: build failed, waiting for other jobs to finish...
Jul 12 09:16:16.477 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #38356)
Jul 12 09:16:16.477 INFO kablam!   --> examples/echo.rs:29:18
Jul 12 09:16:16.478 INFO kablam!    |
Jul 12 09:16:16.478 INFO kablam! 29 |       let server = async_block! {
Jul 12 09:16:16.478 INFO kablam!    |  __________________^
Jul 12 09:16:16.478 INFO kablam! 30 | |         #[async]
Jul 12 09:16:16.478 INFO kablam! 31 | |         for (client, _) in tcp.incoming() {
Jul 12 09:16:16.478 INFO kablam! 32 | |             handle.spawn(handle_client(client).then(|result| {
Jul 12 09:16:16.478 INFO kablam! ...  |
Jul 12 09:16:16.478 INFO kablam! 41 | |         Ok::<(), io::Error>(())
Jul 12 09:16:16.478 INFO kablam! 42 | |     };
Jul 12 09:16:16.478 INFO kablam!    | |_____^
Jul 12 09:16:16.486 INFO kablam!    |
Jul 12 09:16:16.487 INFO kablam!    = help: add #![feature(proc_macro_non_items)] to the crate attributes to enable
Jul 12 09:16:16.487 INFO kablam! 
Jul 12 09:16:16.607 INFO kablam! error: aborting due to previous error
Jul 12 09:16:16.607 INFO kablam! 
Jul 12 09:16:16.607 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Jul 12 09:16:16.620 INFO kablam! error: Could not compile `futures-await`.
Jul 12 09:16:16.620 INFO kablam! 
Jul 12 09:16:16.620 INFO kablam! To learn more, run the command again with --verbose.
Jul 12 09:16:16.631 INFO kablam! su: No module specific data is present
Jul 12 09:16:17.235 INFO running `"docker" "rm" "-f" "9cd6e6a9493cbefa5ee316e11421b6c53a56a499adae4246e453fbbb005c7910"`
Jul 12 09:16:17.409 INFO blam! 9cd6e6a9493cbefa5ee316e11421b6c53a56a499adae4246e453fbbb005c7910