Aug 30 04:40:30.382 INFO checking rx_gtk-0.1.1 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 04:40:30.382 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 04:40:30.382 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 04:40:30.567 INFO blam! 2c9f93622c46e9f10d387579f2bc1dcb62cc1faee23884ef63b6af3d51f9f28b
Aug 30 04:40:30.569 INFO running `"docker" "start" "-a" "2c9f93622c46e9f10d387579f2bc1dcb62cc1faee23884ef63b6af3d51f9f28b"`
Aug 30 04:40:31.475 INFO kablam!    Compiling gio v0.4.1
Aug 30 04:40:31.475 INFO kablam!    Compiling gdk-pixbuf v0.4.0
Aug 30 04:40:31.475 INFO kablam!    Compiling gdk v0.8.0
Aug 30 04:40:31.475 INFO kablam!     Checking c_vec v1.3.2
Aug 30 04:40:31.475 INFO kablam!    Compiling gtk v0.4.1
Aug 30 04:40:31.475 INFO kablam!     Checking rxrs v0.1.0-alpha3
Aug 30 04:40:31.476 INFO kablam!    Compiling gio-sys v0.6.0
Aug 30 04:40:31.476 INFO kablam!    Compiling gdk-pixbuf-sys v0.6.0
Aug 30 04:40:33.550 INFO kablam!    Compiling pango-sys v0.6.0
Aug 30 04:40:33.805 INFO kablam!    Compiling cairo-sys-rs v0.6.0
Aug 30 04:40:34.471 INFO kablam!    Compiling gdk-sys v0.6.0
Aug 30 04:40:34.471 INFO kablam!    Compiling gtk-sys v0.6.0
Aug 30 04:40:34.475 INFO kablam!     Checking glib v0.5.0
Aug 30 04:40:35.492 INFO kablam!     Checking atk-sys v0.6.0
Aug 30 04:40:37.897 INFO kablam!    Compiling cairo-rs v0.4.1
Aug 30 04:40:40.891 INFO kablam! error[E0635]: unknown feature `nested_impl_trait`
Aug 30 04:40:40.891 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:12:12
Aug 30 04:40:40.891 INFO kablam!    |
Aug 30 04:40:40.891 INFO kablam! 12 | #![feature(nested_impl_trait)]
Aug 30 04:40:40.891 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Aug 30 04:40:40.891 INFO kablam! 
Aug 30 04:40:40.978 INFO kablam! error: aborting due to previous error
Aug 30 04:40:40.978 INFO kablam! 
Aug 30 04:40:40.978 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 30 04:40:40.985 INFO kablam! error: Could not compile `rxrs`.
Aug 30 04:40:40.985 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 04:40:46.966 INFO kablam! error: build failed
Aug 30 04:40:46.967 INFO kablam! su: No module specific data is present
Aug 30 04:40:47.402 INFO running `"docker" "rm" "-f" "2c9f93622c46e9f10d387579f2bc1dcb62cc1faee23884ef63b6af3d51f9f28b"`
Aug 30 04:40:47.536 INFO blam! 2c9f93622c46e9f10d387579f2bc1dcb62cc1faee23884ef63b6af3d51f9f28b