Aug 01 21:33:47.439 INFO checking sqa-engine-0.2.4 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:33:47.439 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:33:47.439 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:33:47.439 INFO running `"docker" "create" "-v" "/tmp/crater.T1MfmUOlYH3D:/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 21:33:47.667 INFO blam! b7b844cd971f3b9f2556ab85f4b4f9173f3a1c61076e823b380a09cfda394d87
Aug 01 21:33:47.674 INFO running `"docker" "start" "-a" "b7b844cd971f3b9f2556ab85f4b4f9173f3a1c61076e823b380a09cfda394d87"`
Aug 01 21:33:48.832 INFO kablam!     Checking nodrop-union v0.1.9
Aug 01 21:33:48.833 INFO kablam!     Checking sqa-bounded-spsc-queue v0.2.1
Aug 01 21:33:48.834 INFO kablam!     Checking jack-sys v0.1.5
Aug 01 21:33:48.836 INFO kablam!     Checking uuid v0.3.1
Aug 01 21:33:49.096 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:33:49.096 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/nodrop-union-0.1.9/src/lib.rs:21:1
Aug 01 21:33:49.096 INFO kablam!    |
Aug 01 21:33:49.096 INFO kablam! 21 | #![feature(untagged_unions)]
Aug 01 21:33:49.096 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:33:49.096 INFO kablam! 
Aug 01 21:33:49.097 INFO kablam! error: aborting due to previous error
Aug 01 21:33:49.097 INFO kablam! 
Aug 01 21:33:49.097 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:33:49.110 INFO kablam! error: Could not compile `nodrop-union`.
Aug 01 21:33:49.111 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:33:49.321 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:33:49.321 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/sqa-bounded-spsc-queue-0.2.1/src/lib.rs:1:1
Aug 01 21:33:49.321 INFO kablam!   |
Aug 01 21:33:49.321 INFO kablam! 1 | #![feature(allocator_api, alloc, box_syntax, optin_builtin_traits)]
Aug 01 21:33:49.321 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:33:49.321 INFO kablam! 
Aug 01 21:33:49.323 INFO kablam! error: aborting due to previous error
Aug 01 21:33:49.323 INFO kablam! 
Aug 01 21:33:49.323 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:33:49.330 INFO kablam! error: Could not compile `sqa-bounded-spsc-queue`.
Aug 01 21:33:49.330 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:33:49.969 INFO kablam! error: build failed
Aug 01 21:33:49.970 INFO kablam! su: No module specific data is present
Aug 01 21:33:50.523 INFO running `"docker" "rm" "-f" "b7b844cd971f3b9f2556ab85f4b4f9173f3a1c61076e823b380a09cfda394d87"`
Aug 01 21:33:50.736 INFO blam! b7b844cd971f3b9f2556ab85f4b4f9173f3a1c61076e823b380a09cfda394d87