Jul 12 06:47:37.381 INFO checking ia-0.1.2 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 06:47:37.382 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:47:37.382 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:47:37.382 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-0/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 06:47:37.585 INFO blam! b02250351066841516d857017c7e67ecad2ffc206f69a4fc7d8582e47de41253
Jul 12 06:47:37.586 INFO running `"docker" "start" "-a" "b02250351066841516d857017c7e67ecad2ffc206f69a4fc7d8582e47de41253"`
Jul 12 06:47:39.013 INFO kablam!     Checking ia v0.1.2 (file:///source)
Jul 12 06:47:39.411 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.411 INFO kablam!  --> src/executor.rs:7:51
Jul 12 06:47:39.411 INFO kablam!   |
Jul 12 06:47:39.411 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Jul 12 06:47:39.411 INFO kablam!   |                                                   ^
Jul 12 06:47:39.411 INFO kablam!   |
Jul 12 06:47:39.412 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.412 INFO kablam! 
Jul 12 06:47:39.412 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.412 INFO kablam!   --> src/executor.rs:11:47
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Jul 12 06:47:39.412 INFO kablam!    |                                               ^
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.412 INFO kablam! 
Jul 12 06:47:39.412 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.412 INFO kablam!   --> src/executor.rs:17:64
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Jul 12 06:47:39.412 INFO kablam!    |                                                                ^
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.412 INFO kablam! 
Jul 12 06:47:39.412 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.412 INFO kablam!   --> src/utils.rs:14:18
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam! 14 |     type Error = !;
Jul 12 06:47:39.412 INFO kablam!    |                  ^
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.412 INFO kablam! 
Jul 12 06:47:39.412 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.412 INFO kablam!   --> src/utils.rs:18:28
Jul 12 06:47:39.412 INFO kablam!    |
Jul 12 06:47:39.412 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Jul 12 06:47:39.412 INFO kablam!    |                            ^
Jul 12 06:47:39.413 INFO kablam!    |
Jul 12 06:47:39.413 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.413 INFO kablam! 
Jul 12 06:47:39.413 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.413 INFO kablam!   --> src/net.rs:18:18
Jul 12 06:47:39.413 INFO kablam!    |
Jul 12 06:47:39.413 INFO kablam! 18 |     type Error = !;
Jul 12 06:47:39.413 INFO kablam!    |                  ^
Jul 12 06:47:39.413 INFO kablam!    |
Jul 12 06:47:39.413 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.413 INFO kablam! 
Jul 12 06:47:39.413 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.413 INFO kablam!   --> src/net.rs:22:47
Jul 12 06:47:39.413 INFO kablam!    |
Jul 12 06:47:39.413 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Jul 12 06:47:39.413 INFO kablam!    |                                               ^
Jul 12 06:47:39.413 INFO kablam!    |
Jul 12 06:47:39.413 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.413 INFO kablam! 
Jul 12 06:47:39.413 INFO kablam! error: aborting due to 7 previous errors
Jul 12 06:47:39.413 INFO kablam! 
Jul 12 06:47:39.413 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Jul 12 06:47:39.421 INFO kablam! error: Could not compile `ia`.
Jul 12 06:47:39.421 INFO kablam! warning: build failed, waiting for other jobs to finish...
Jul 12 06:47:39.448 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.448 INFO kablam!  --> src/executor.rs:7:51
Jul 12 06:47:39.448 INFO kablam!   |
Jul 12 06:47:39.448 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Jul 12 06:47:39.448 INFO kablam!   |                                                   ^
Jul 12 06:47:39.448 INFO kablam!   |
Jul 12 06:47:39.448 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.448 INFO kablam! 
Jul 12 06:47:39.449 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.449 INFO kablam!   --> src/executor.rs:11:47
Jul 12 06:47:39.449 INFO kablam!    |
Jul 12 06:47:39.449 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Jul 12 06:47:39.449 INFO kablam!    |                                               ^
Jul 12 06:47:39.449 INFO kablam!    |
Jul 12 06:47:39.449 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.449 INFO kablam! 
Jul 12 06:47:39.449 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.449 INFO kablam!   --> src/executor.rs:17:64
Jul 12 06:47:39.449 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Jul 12 06:47:39.450 INFO kablam!    |                                                                ^
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.450 INFO kablam! 
Jul 12 06:47:39.450 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.450 INFO kablam!   --> src/utils.rs:14:18
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam! 14 |     type Error = !;
Jul 12 06:47:39.450 INFO kablam!    |                  ^
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.450 INFO kablam! 
Jul 12 06:47:39.450 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.450 INFO kablam!   --> src/utils.rs:18:28
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Jul 12 06:47:39.450 INFO kablam!    |                            ^
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.450 INFO kablam! 
Jul 12 06:47:39.450 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.450 INFO kablam!   --> src/net.rs:18:18
Jul 12 06:47:39.450 INFO kablam!    |
Jul 12 06:47:39.450 INFO kablam! 18 |     type Error = !;
Jul 12 06:47:39.450 INFO kablam!    |                  ^
Jul 12 06:47:39.451 INFO kablam!    |
Jul 12 06:47:39.451 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.451 INFO kablam! 
Jul 12 06:47:39.451 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Jul 12 06:47:39.451 INFO kablam!   --> src/net.rs:22:47
Jul 12 06:47:39.451 INFO kablam!    |
Jul 12 06:47:39.451 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Jul 12 06:47:39.451 INFO kablam!    |                                               ^
Jul 12 06:47:39.451 INFO kablam!    |
Jul 12 06:47:39.451 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Jul 12 06:47:39.451 INFO kablam! 
Jul 12 06:47:39.453 INFO kablam! error: aborting due to 7 previous errors
Jul 12 06:47:39.453 INFO kablam! 
Jul 12 06:47:39.453 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Jul 12 06:47:39.459 INFO kablam! error: Could not compile `ia`.
Jul 12 06:47:39.459 INFO kablam! 
Jul 12 06:47:39.459 INFO kablam! To learn more, run the command again with --verbose.
Jul 12 06:47:39.460 INFO kablam! su: No module specific data is present
Jul 12 06:47:40.065 INFO running `"docker" "rm" "-f" "b02250351066841516d857017c7e67ecad2ffc206f69a4fc7d8582e47de41253"`
Jul 12 06:47:40.189 INFO blam! b02250351066841516d857017c7e67ecad2ffc206f69a4fc7d8582e47de41253