Aug 30 14:01:13.252 INFO checking ia-0.1.2 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 14:01:13.252 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 14:01:13.252 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-2/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 14:01:13.406 INFO blam! 9ff4fa4375c6665833144038caf73dbdc8138f9315ee2769614981a049adb9cd
Aug 30 14:01:13.411 INFO running `"docker" "start" "-a" "9ff4fa4375c6665833144038caf73dbdc8138f9315ee2769614981a049adb9cd"`
Aug 30 14:01:14.031 INFO kablam!     Checking ia v0.1.2 (file:///source)
Aug 30 14:01:14.579 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.579 INFO kablam!  --> src/executor.rs:7:51
Aug 30 14:01:14.579 INFO kablam!   |
Aug 30 14:01:14.579 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Aug 30 14:01:14.579 INFO kablam!   |                                                   ^
Aug 30 14:01:14.579 INFO kablam!   |
Aug 30 14:01:14.579 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.579 INFO kablam! 
Aug 30 14:01:14.579 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.579 INFO kablam!   --> src/executor.rs:11:47
Aug 30 14:01:14.579 INFO kablam!    |
Aug 30 14:01:14.579 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Aug 30 14:01:14.579 INFO kablam!    |                                               ^
Aug 30 14:01:14.579 INFO kablam!    |
Aug 30 14:01:14.579 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.579 INFO kablam! 
Aug 30 14:01:14.579 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.579 INFO kablam!   --> src/executor.rs:17:64
Aug 30 14:01:14.579 INFO kablam!    |
Aug 30 14:01:14.579 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Aug 30 14:01:14.580 INFO kablam!    |                                                                ^
Aug 30 14:01:14.580 INFO kablam!    |
Aug 30 14:01:14.580 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.580 INFO kablam! 
Aug 30 14:01:14.580 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.580 INFO kablam!   --> src/utils.rs:14:18
Aug 30 14:01:14.580 INFO kablam!    |
Aug 30 14:01:14.580 INFO kablam! 14 |     type Error = !;
Aug 30 14:01:14.580 INFO kablam!    |                  ^
Aug 30 14:01:14.580 INFO kablam!    |
Aug 30 14:01:14.580 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.580 INFO kablam! 
Aug 30 14:01:14.582 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.582 INFO kablam!   --> src/utils.rs:18:28
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Aug 30 14:01:14.582 INFO kablam!    |                            ^
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.582 INFO kablam! 
Aug 30 14:01:14.582 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.582 INFO kablam!   --> src/net.rs:18:18
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam! 18 |     type Error = !;
Aug 30 14:01:14.582 INFO kablam!    |                  ^
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.582 INFO kablam! 
Aug 30 14:01:14.582 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.582 INFO kablam!   --> src/net.rs:22:47
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Aug 30 14:01:14.582 INFO kablam!    |                                               ^
Aug 30 14:01:14.582 INFO kablam!    |
Aug 30 14:01:14.582 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.582 INFO kablam! 
Aug 30 14:01:14.582 INFO kablam! error: aborting due to 7 previous errors
Aug 30 14:01:14.582 INFO kablam! 
Aug 30 14:01:14.583 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 14:01:14.588 INFO kablam! error: Could not compile `ia`.
Aug 30 14:01:14.588 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 14:01:14.797 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.797 INFO kablam!  --> src/executor.rs:7:51
Aug 30 14:01:14.797 INFO kablam!   |
Aug 30 14:01:14.797 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Aug 30 14:01:14.797 INFO kablam!   |                                                   ^
Aug 30 14:01:14.797 INFO kablam!   |
Aug 30 14:01:14.797 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.797 INFO kablam! 
Aug 30 14:01:14.797 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.797 INFO kablam!   --> src/executor.rs:11:47
Aug 30 14:01:14.797 INFO kablam!    |
Aug 30 14:01:14.797 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Aug 30 14:01:14.797 INFO kablam!    |                                               ^
Aug 30 14:01:14.797 INFO kablam!    |
Aug 30 14:01:14.797 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.797 INFO kablam! 
Aug 30 14:01:14.806 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.806 INFO kablam!   --> src/executor.rs:17:64
Aug 30 14:01:14.806 INFO kablam!    |
Aug 30 14:01:14.806 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Aug 30 14:01:14.806 INFO kablam!    |                                                                ^
Aug 30 14:01:14.806 INFO kablam!    |
Aug 30 14:01:14.806 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.806 INFO kablam! 
Aug 30 14:01:14.806 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.806 INFO kablam!   --> src/utils.rs:14:18
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam! 14 |     type Error = !;
Aug 30 14:01:14.807 INFO kablam!    |                  ^
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.807 INFO kablam! 
Aug 30 14:01:14.807 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.807 INFO kablam!   --> src/utils.rs:18:28
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Aug 30 14:01:14.807 INFO kablam!    |                            ^
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.807 INFO kablam! 
Aug 30 14:01:14.807 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.807 INFO kablam!   --> src/net.rs:18:18
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam! 18 |     type Error = !;
Aug 30 14:01:14.807 INFO kablam!    |                  ^
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.807 INFO kablam! 
Aug 30 14:01:14.807 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Aug 30 14:01:14.807 INFO kablam!   --> src/net.rs:22:47
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Aug 30 14:01:14.807 INFO kablam!    |                                               ^
Aug 30 14:01:14.807 INFO kablam!    |
Aug 30 14:01:14.807 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Aug 30 14:01:14.807 INFO kablam! 
Aug 30 14:01:14.810 INFO kablam! error: aborting due to 7 previous errors
Aug 30 14:01:14.810 INFO kablam! 
Aug 30 14:01:14.810 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 14:01:14.810 INFO kablam! error: Could not compile `ia`.
Aug 30 14:01:14.811 INFO kablam! 
Aug 30 14:01:14.811 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 14:01:14.811 INFO kablam! su: No module specific data is present
Aug 30 14:01:15.332 INFO running `"docker" "rm" "-f" "9ff4fa4375c6665833144038caf73dbdc8138f9315ee2769614981a049adb9cd"`
Aug 30 14:01:15.459 INFO blam! 9ff4fa4375c6665833144038caf73dbdc8138f9315ee2769614981a049adb9cd