Sep 21 10:11:43.282 INFO checking futures-await-0.1.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:11:43.282 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:11:43.282 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/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 10:11:43.447 INFO blam! 91f16171adf544492e8435990744f83571ec3f4ccfe70567fe3f732a9205f138
Sep 21 10:11:43.449 INFO running `"docker" "start" "-a" "91f16171adf544492e8435990744f83571ec3f4ccfe70567fe3f732a9205f138"`
Sep 21 10:11:44.010 INFO kablam! usermod: no changes
Sep 21 10:11:44.129 INFO kablam!     Checking futures-await v0.1.1 (/source)
Sep 21 10:11:44.451 INFO kablam! warning: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 21 10:11:44.451 INFO kablam!   --> src/lib.rs:16:12
Sep 21 10:11:44.451 INFO kablam!    |
Sep 21 10:11:44.451 INFO kablam! 16 | #![feature(use_extern_macros)]
Sep 21 10:11:44.451 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 21 10:11:44.451 INFO kablam!    |
Sep 21 10:11:44.451 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 21 10:11:44.451 INFO kablam! 
Sep 21 10:11:44.500 INFO kablam! warning: the feature `use_extern_macros` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 21 10:11:44.501 INFO kablam!   --> src/lib.rs:16:12
Sep 21 10:11:44.501 INFO kablam!    |
Sep 21 10:11:44.501 INFO kablam! 16 | #![feature(use_extern_macros)]
Sep 21 10:11:44.501 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 21 10:11:44.503 INFO kablam!    |
Sep 21 10:11:44.503 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 21 10:11:44.503 INFO kablam! 
Sep 21 10:11:45.316 INFO kablam! error[E0659]: `await` is ambiguous
Sep 21 10:11:45.316 INFO kablam!   --> tests/smoke.rs:70:5
Sep 21 10:11:45.323 INFO kablam!    |
Sep 21 10:11:45.323 INFO kablam! 70 |     await!(foo())
Sep 21 10:11:45.323 INFO kablam!    |     ^^^^^ ambiguous name
Sep 21 10:11:45.324 INFO kablam!    |
Sep 21 10:11:45.324 INFO kablam! note: `await` could refer to the name imported here
Sep 21 10:11:45.325 INFO kablam!   --> tests/smoke.rs:13:5
Sep 21 10:11:45.325 INFO kablam!    |
Sep 21 10:11:45.325 INFO kablam! 13 | use futures::prelude::*;
Sep 21 10:11:45.326 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 10:11:45.326 INFO kablam!    = note: `await` is also a builtin macro
Sep 21 10:11:45.327 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Sep 21 10:11:45.327 INFO kablam! 
Sep 21 10:11:45.327 INFO kablam! error[E0659]: `await` is ambiguous
Sep 21 10:11:45.328 INFO kablam!   --> tests/smoke.rs:75:13
Sep 21 10:11:45.328 INFO kablam!    |
Sep 21 10:11:45.329 INFO kablam! 75 |     let a = await!(foo())?;
Sep 21 10:11:45.329 INFO kablam!    |             ^^^^^ ambiguous name
Sep 21 10:11:45.330 INFO kablam!    |
Sep 21 10:11:45.330 INFO kablam! note: `await` could refer to the name imported here
Sep 21 10:11:45.331 INFO kablam!   --> tests/smoke.rs:13:5
Sep 21 10:11:45.331 INFO kablam!    |
Sep 21 10:11:45.331 INFO kablam! 13 | use futures::prelude::*;
Sep 21 10:11:45.332 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 10:11:45.332 INFO kablam!    = note: `await` is also a builtin macro
Sep 21 10:11:45.333 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Sep 21 10:11:45.333 INFO kablam! 
Sep 21 10:11:45.334 INFO kablam! error[E0659]: `await` is ambiguous
Sep 21 10:11:45.334 INFO kablam!   --> tests/smoke.rs:76:13
Sep 21 10:11:45.334 INFO kablam!    |
Sep 21 10:11:45.335 INFO kablam! 76 |     let b = await!(foo())?;
Sep 21 10:11:45.335 INFO kablam!    |             ^^^^^ ambiguous name
Sep 21 10:11:45.336 INFO kablam!    |
Sep 21 10:11:45.336 INFO kablam! note: `await` could refer to the name imported here
Sep 21 10:11:45.336 INFO kablam!   --> tests/smoke.rs:13:5
Sep 21 10:11:45.337 INFO kablam!    |
Sep 21 10:11:45.337 INFO kablam! 13 | use futures::prelude::*;
Sep 21 10:11:45.337 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 10:11:45.338 INFO kablam!    = note: `await` is also a builtin macro
Sep 21 10:11:45.338 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Sep 21 10:11:45.338 INFO kablam! 
Sep 21 10:11:45.339 INFO kablam! error[E0659]: `await` is ambiguous
Sep 21 10:11:45.339 INFO kablam!   --> tests/smoke.rs:82:18
Sep 21 10:11:45.340 INFO kablam!    |
Sep 21 10:11:45.340 INFO kablam! 82 |     let (a, b) = await!(foo().join(foo()))?;
Sep 21 10:11:45.341 INFO kablam!    |                  ^^^^^ ambiguous name
Sep 21 10:11:45.341 INFO kablam!    |
Sep 21 10:11:45.341 INFO kablam! note: `await` could refer to the name imported here
Sep 21 10:11:45.342 INFO kablam!   --> tests/smoke.rs:13:5
Sep 21 10:11:45.342 INFO kablam!    |
Sep 21 10:11:45.342 INFO kablam! 13 | use futures::prelude::*;
Sep 21 10:11:45.343 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 10:11:45.343 INFO kablam!    = note: `await` is also a builtin macro
Sep 21 10:11:45.344 INFO kablam!    = note: consider adding an explicit import of `await` to disambiguate
Sep 21 10:11:45.344 INFO kablam! 
Sep 21 10:11:45.530 INFO kablam! error: aborting due to 4 previous errors
Sep 21 10:11:45.530 INFO kablam! 
Sep 21 10:11:45.530 INFO kablam! For more information about this error, try `rustc --explain E0659`.
Sep 21 10:11:45.531 INFO kablam! error: Could not compile `futures-await`.
Sep 21 10:11:45.531 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 10:11:46.173 INFO kablam! error[E0658]: procedural macros cannot be expanded to expressions (see issue #38356)
Sep 21 10:11:46.173 INFO kablam!   --> examples/echo.rs:29:18
Sep 21 10:11:46.173 INFO kablam!    |
Sep 21 10:11:46.173 INFO kablam! 29 |       let server = async_block! {
Sep 21 10:11:46.173 INFO kablam!    |  __________________^
Sep 21 10:11:46.173 INFO kablam! 30 | |         #[async]
Sep 21 10:11:46.173 INFO kablam! 31 | |         for (client, _) in tcp.incoming() {
Sep 21 10:11:46.174 INFO kablam! 32 | |             handle.spawn(handle_client(client).then(|result| {
Sep 21 10:11:46.174 INFO kablam! ...  |
Sep 21 10:11:46.174 INFO kablam! 41 | |         Ok::<(), io::Error>(())
Sep 21 10:11:46.174 INFO kablam! 42 | |     };
Sep 21 10:11:46.174 INFO kablam!    | |_____^
Sep 21 10:11:46.174 INFO kablam!    |
Sep 21 10:11:46.175 INFO kablam!    = help: add #![feature(proc_macro_non_items)] to the crate attributes to enable
Sep 21 10:11:46.175 INFO kablam! 
Sep 21 10:11:46.217 INFO kablam! error: aborting due to previous error
Sep 21 10:11:46.217 INFO kablam! 
Sep 21 10:11:46.217 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 21 10:11:46.228 INFO kablam! error: Could not compile `futures-await`.
Sep 21 10:11:46.228 INFO kablam! 
Sep 21 10:11:46.228 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 10:11:46.230 INFO kablam! su: No module specific data is present
Sep 21 10:11:46.791 INFO running `"docker" "rm" "-f" "91f16171adf544492e8435990744f83571ec3f4ccfe70567fe3f732a9205f138"`
Sep 21 10:11:46.883 INFO blam! 91f16171adf544492e8435990744f83571ec3f4ccfe70567fe3f732a9205f138