Sep 06 05:24:19.313 INFO checking ia-0.1.2 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 05:24:19.313 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 05:24:19.313 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 05:24:19.447 INFO blam! 38ea33cfd7cf4e4dba5c912d056575f045a92aa769177c6c697c3c229cb5c2f7
Sep 06 05:24:19.449 INFO running `"docker" "start" "-a" "38ea33cfd7cf4e4dba5c912d056575f045a92aa769177c6c697c3c229cb5c2f7"`
Sep 06 05:24:20.543 INFO kablam! usermod: no changes
Sep 06 05:24:20.594 INFO kablam!     Checking ia v0.1.2 (file:///source)
Sep 06 05:24:20.870 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.870 INFO kablam!  --> src/executor.rs:7:51
Sep 06 05:24:20.870 INFO kablam!   |
Sep 06 05:24:20.870 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Sep 06 05:24:20.870 INFO kablam!   |                                                   ^
Sep 06 05:24:20.870 INFO kablam!   |
Sep 06 05:24:20.870 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.870 INFO kablam! 
Sep 06 05:24:20.870 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.870 INFO kablam!   --> src/executor.rs:11:47
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Sep 06 05:24:20.870 INFO kablam!    |                                               ^
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.870 INFO kablam! 
Sep 06 05:24:20.870 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.870 INFO kablam!   --> src/executor.rs:17:64
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Sep 06 05:24:20.870 INFO kablam!    |                                                                ^
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.870 INFO kablam! 
Sep 06 05:24:20.870 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.870 INFO kablam!   --> src/utils.rs:14:18
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam! 14 |     type Error = !;
Sep 06 05:24:20.870 INFO kablam!    |                  ^
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.870 INFO kablam! 
Sep 06 05:24:20.870 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.870 INFO kablam!   --> src/utils.rs:18:28
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.870 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Sep 06 05:24:20.870 INFO kablam!    |                            ^
Sep 06 05:24:20.870 INFO kablam!    |
Sep 06 05:24:20.871 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.871 INFO kablam! 
Sep 06 05:24:20.871 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.871 INFO kablam!   --> src/net.rs:18:18
Sep 06 05:24:20.871 INFO kablam!    |
Sep 06 05:24:20.871 INFO kablam! 18 |     type Error = !;
Sep 06 05:24:20.871 INFO kablam!    |                  ^
Sep 06 05:24:20.871 INFO kablam!    |
Sep 06 05:24:20.871 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.871 INFO kablam! 
Sep 06 05:24:20.871 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.871 INFO kablam!   --> src/net.rs:22:47
Sep 06 05:24:20.871 INFO kablam!    |
Sep 06 05:24:20.871 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Sep 06 05:24:20.871 INFO kablam!    |                                               ^
Sep 06 05:24:20.871 INFO kablam!    |
Sep 06 05:24:20.871 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.871 INFO kablam! 
Sep 06 05:24:20.871 INFO kablam! error: aborting due to 7 previous errors
Sep 06 05:24:20.871 INFO kablam! 
Sep 06 05:24:20.871 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 06 05:24:20.878 INFO kablam! error: Could not compile `ia`.
Sep 06 05:24:20.878 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 05:24:20.964 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.964 INFO kablam!  --> src/executor.rs:7:51
Sep 06 05:24:20.964 INFO kablam!   |
Sep 06 05:24:20.964 INFO kablam! 7 |     fut: UnsafeCell<Box<Future<Item = (), Error = !> + 'static>>
Sep 06 05:24:20.964 INFO kablam!   |                                                   ^
Sep 06 05:24:20.964 INFO kablam!   |
Sep 06 05:24:20.964 INFO kablam!   = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.964 INFO kablam! 
Sep 06 05:24:20.966 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.966 INFO kablam!   --> src/executor.rs:11:47
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam! 11 |     fn new(fut: Box<Future<Item = (), Error = !> + 'static>) -> TaskInfo {
Sep 06 05:24:20.966 INFO kablam!    |                                               ^
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.966 INFO kablam! 
Sep 06 05:24:20.966 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.966 INFO kablam!   --> src/executor.rs:17:64
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam! 17 |     fn get_future(&self) -> &mut Box<Future<Item = (), Error = !> + 'static> {
Sep 06 05:24:20.966 INFO kablam!    |                                                                ^
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.966 INFO kablam! 
Sep 06 05:24:20.966 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.966 INFO kablam!   --> src/utils.rs:14:18
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam! 14 |     type Error = !;
Sep 06 05:24:20.966 INFO kablam!    |                  ^
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.966 INFO kablam! 
Sep 06 05:24:20.966 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.966 INFO kablam!   --> src/utils.rs:18:28
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam! 18 |     ) -> Result<Async<()>, !> {
Sep 06 05:24:20.966 INFO kablam!    |                            ^
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.966 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.966 INFO kablam! 
Sep 06 05:24:20.966 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.966 INFO kablam!   --> src/net.rs:18:18
Sep 06 05:24:20.966 INFO kablam!    |
Sep 06 05:24:20.967 INFO kablam! 18 |     type Error = !;
Sep 06 05:24:20.967 INFO kablam!    |                  ^
Sep 06 05:24:20.967 INFO kablam!    |
Sep 06 05:24:20.967 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.967 INFO kablam! 
Sep 06 05:24:20.967 INFO kablam! error[E0658]: The `!` type is experimental (see issue #35121)
Sep 06 05:24:20.967 INFO kablam!   --> src/net.rs:22:47
Sep 06 05:24:20.967 INFO kablam!    |
Sep 06 05:24:20.967 INFO kablam! 22 |     ) -> Result<Async<Option<TcpConnection>>, !> {
Sep 06 05:24:20.967 INFO kablam!    |                                               ^
Sep 06 05:24:20.967 INFO kablam!    |
Sep 06 05:24:20.967 INFO kablam!    = help: add #![feature(never_type)] to the crate attributes to enable
Sep 06 05:24:20.967 INFO kablam! 
Sep 06 05:24:20.967 INFO kablam! error: aborting due to 7 previous errors
Sep 06 05:24:20.967 INFO kablam! 
Sep 06 05:24:20.967 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 06 05:24:20.973 INFO kablam! error: Could not compile `ia`.
Sep 06 05:24:20.973 INFO kablam! 
Sep 06 05:24:20.973 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 05:24:20.974 INFO kablam! su: No module specific data is present
Sep 06 05:24:21.879 INFO running `"docker" "rm" "-f" "38ea33cfd7cf4e4dba5c912d056575f045a92aa769177c6c697c3c229cb5c2f7"`
Sep 06 05:24:22.020 INFO blam! 38ea33cfd7cf4e4dba5c912d056575f045a92aa769177c6c697c3c229cb5c2f7