Aug 02 03:47:55.395 INFO checking nbits_vec-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:47:55.395 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:47:55.395 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:47:55.396 INFO running `"docker" "create" "-v" "/tmp/crater.UV0ORJFk5PFe:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 02 03:47:55.644 INFO blam! 4efde68d0af1d3ba841da6615a2919c9450f3cf8757ac7fb7bf4daa528ac391c
Aug 02 03:47:55.645 INFO running `"docker" "start" "-a" "4efde68d0af1d3ba841da6615a2919c9450f3cf8757ac7fb7bf4daa528ac391c"`
Aug 02 03:47:56.574 INFO kablam!     Checking nbits_vec v0.1.1 (file:///source)
Aug 02 03:47:57.547 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:47:57.547 INFO kablam!   --> src/lib.rs:28:1
Aug 02 03:47:57.547 INFO kablam!    |
Aug 02 03:47:57.547 INFO kablam! 28 | #![feature(alloc)]
Aug 02 03:47:57.547 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 03:47:57.547 INFO kablam! 
Aug 02 03:47:57.553 INFO kablam! error: aborting due to previous error
Aug 02 03:47:57.560 INFO kablam! 
Aug 02 03:47:57.560 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:47:57.576 INFO kablam! error: Could not compile `nbits_vec`.
Aug 02 03:47:57.577 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:47:58.455 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:47:58.455 INFO kablam!   --> src/lib.rs:28:1
Aug 02 03:47:58.455 INFO kablam!    |
Aug 02 03:47:58.455 INFO kablam! 28 | #![feature(alloc)]
Aug 02 03:47:58.456 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 03:47:58.456 INFO kablam! 
Aug 02 03:47:58.502 INFO kablam! error: aborting due to previous error
Aug 02 03:47:58.502 INFO kablam! 
Aug 02 03:47:58.502 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:47:58.515 INFO kablam! error: Could not compile `nbits_vec`.
Aug 02 03:47:58.516 INFO kablam! 
Aug 02 03:47:58.516 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:47:58.521 INFO kablam! su: No module specific data is present
Aug 02 03:47:59.220 INFO running `"docker" "rm" "-f" "4efde68d0af1d3ba841da6615a2919c9450f3cf8757ac7fb7bf4daa528ac391c"`
Aug 02 03:47:59.369 INFO blam! 4efde68d0af1d3ba841da6615a2919c9450f3cf8757ac7fb7bf4daa528ac391c