Aug 30 23:03:37.295 INFO checking buildable-0.0.5 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 23:03:37.295 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 23:03:37.295 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 23:03:37.482 INFO blam! 208c471a241cd338e1614e5827941432c19abd3064a73153fe5ada2722d7a29c
Aug 30 23:03:37.484 INFO running `"docker" "start" "-a" "208c471a241cd338e1614e5827941432c19abd3064a73153fe5ada2722d7a29c"`
Aug 30 23:03:38.173 INFO kablam!     Checking buildable v0.0.5 (file:///source)
Aug 30 23:03:38.219 INFO kablam! warning: unknown lint: `unstable`
Aug 30 23:03:38.219 INFO kablam!   --> src/lib.rs:12:10
Aug 30 23:03:38.219 INFO kablam!    |
Aug 30 23:03:38.219 INFO kablam! 12 | #![allow(unstable)]
Aug 30 23:03:38.219 INFO kablam!    |          ^^^^^^^^
Aug 30 23:03:38.219 INFO kablam!    |
Aug 30 23:03:38.219 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Aug 30 23:03:38.219 INFO kablam! 
Aug 30 23:03:38.219 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.220 INFO kablam!   --> src/lib.rs:11:4
Aug 30 23:03:38.220 INFO kablam!    |
Aug 30 23:03:38.220 INFO kablam! 11 | #![experimental]
Aug 30 23:03:38.220 INFO kablam!    |    ^^^^^^^^^^^^
Aug 30 23:03:38.220 INFO kablam!    |
Aug 30 23:03:38.220 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.220 INFO kablam! 
Aug 30 23:03:38.226 INFO kablam! warning: unknown lint: `unstable`
Aug 30 23:03:38.226 INFO kablam!   --> src/lib.rs:12:10
Aug 30 23:03:38.226 INFO kablam!    |
Aug 30 23:03:38.226 INFO kablam! 12 | #![allow(unstable)]
Aug 30 23:03:38.226 INFO kablam!    |          ^^^^^^^^
Aug 30 23:03:38.226 INFO kablam!    |
Aug 30 23:03:38.226 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Aug 30 23:03:38.226 INFO kablam! 
Aug 30 23:03:38.226 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.226 INFO kablam!   --> src/lib.rs:11:4
Aug 30 23:03:38.226 INFO kablam!    |
Aug 30 23:03:38.226 INFO kablam! 11 | #![experimental]
Aug 30 23:03:38.226 INFO kablam!    |    ^^^^^^^^^^^^
Aug 30 23:03:38.226 INFO kablam!    |
Aug 30 23:03:38.226 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.226 INFO kablam! 
Aug 30 23:03:38.735 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.735 INFO kablam!   --> src/lib.rs:20:3
Aug 30 23:03:38.735 INFO kablam!    |
Aug 30 23:03:38.735 INFO kablam! 20 | #[experimental]
Aug 30 23:03:38.735 INFO kablam!    |   ^^^^^^^^^^^^
Aug 30 23:03:38.735 INFO kablam!    |
Aug 30 23:03:38.735 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.735 INFO kablam! 
Aug 30 23:03:38.736 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.737 INFO kablam!    --> src/lib.rs:196:3
Aug 30 23:03:38.737 INFO kablam!     |
Aug 30 23:03:38.737 INFO kablam! 196 | #[experimental]
Aug 30 23:03:38.737 INFO kablam!     |   ^^^^^^^^^^^^
Aug 30 23:03:38.737 INFO kablam!     |
Aug 30 23:03:38.737 INFO kablam!     = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.737 INFO kablam! 
Aug 30 23:03:38.756 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.756 INFO kablam!   --> src/lib.rs:20:3
Aug 30 23:03:38.756 INFO kablam!    |
Aug 30 23:03:38.756 INFO kablam! 20 | #[experimental]
Aug 30 23:03:38.756 INFO kablam!    |   ^^^^^^^^^^^^
Aug 30 23:03:38.756 INFO kablam!    |
Aug 30 23:03:38.756 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.756 INFO kablam! 
Aug 30 23:03:38.757 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 30 23:03:38.757 INFO kablam!    --> src/lib.rs:196:3
Aug 30 23:03:38.757 INFO kablam!     |
Aug 30 23:03:38.758 INFO kablam! 196 | #[experimental]
Aug 30 23:03:38.758 INFO kablam!     |   ^^^^^^^^^^^^
Aug 30 23:03:38.758 INFO kablam!     |
Aug 30 23:03:38.758 INFO kablam!     = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 23:03:38.758 INFO kablam! 
Aug 30 23:03:38.762 INFO kablam! error: aborting due to 3 previous errors
Aug 30 23:03:38.762 INFO kablam! 
Aug 30 23:03:38.762 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 23:03:38.767 INFO kablam! error: Could not compile `buildable`.
Aug 30 23:03:38.767 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 23:03:38.772 INFO kablam! error: aborting due to 3 previous errors
Aug 30 23:03:38.772 INFO kablam! 
Aug 30 23:03:38.772 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 23:03:38.777 INFO kablam! error: Could not compile `buildable`.
Aug 30 23:03:38.777 INFO kablam! 
Aug 30 23:03:38.777 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 23:03:38.779 INFO kablam! su: No module specific data is present
Aug 30 23:03:39.318 INFO running `"docker" "rm" "-f" "208c471a241cd338e1614e5827941432c19abd3064a73153fe5ada2722d7a29c"`
Aug 30 23:03:39.404 INFO blam! 208c471a241cd338e1614e5827941432c19abd3064a73153fe5ada2722d7a29c