Aug 01 17:26:41.026 INFO checking amrhassan/nakacli against 1.27.2+tmplazy for lazy_static-1
Aug 01 17:26:41.026 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:26:41.026 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:26:41.026 INFO running `"docker" "create" "-v" "/tmp/crater.pB8zfAvDhuvI:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 17:26:41.289 INFO blam! 9acaa6efdf09905dc538dcc5c136b3148afc0b0c87a4767fb3e373e4e472765d
Aug 01 17:26:41.296 INFO running `"docker" "start" "-a" "9acaa6efdf09905dc538dcc5c136b3148afc0b0c87a4767fb3e373e4e472765d"`
Aug 01 17:26:42.689 INFO kablam!     Checking difference v1.0.0
Aug 01 17:26:42.689 INFO kablam!     Checking environment v0.1.1
Aug 01 17:26:42.689 INFO kablam!     Checking ansi_term v0.10.2
Aug 01 17:26:42.702 INFO kablam!    Compiling assert_cli v0.5.4
Aug 01 17:26:45.638 INFO kablam!     Checking nakacli v0.4.1-alpha.0 (file:///source)
Aug 01 17:26:47.722 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:26:47.723 INFO kablam!  --> src/main.rs:1:1
Aug 01 17:26:47.723 INFO kablam!   |
Aug 01 17:26:47.723 INFO kablam! 1 | #![feature(conservative_impl_trait)]
Aug 01 17:26:47.723 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:26:47.723 INFO kablam! 
Aug 01 17:26:47.725 INFO kablam! error: aborting due to previous error
Aug 01 17:26:47.725 INFO kablam! 
Aug 01 17:26:47.725 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:26:47.747 INFO kablam! error: Could not compile `nakacli`.
Aug 01 17:26:47.747 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 17:26:48.162 INFO kablam! error: build failed
Aug 01 17:26:48.164 INFO kablam! su: No module specific data is present
Aug 01 17:26:48.678 INFO running `"docker" "rm" "-f" "9acaa6efdf09905dc538dcc5c136b3148afc0b0c87a4767fb3e373e4e472765d"`
Aug 01 17:26:48.837 INFO blam! 9acaa6efdf09905dc538dcc5c136b3148afc0b0c87a4767fb3e373e4e472765d