Aug 02 03:21:48.442 INFO checking null-vec-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:21:48.442 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:48.442 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:48.442 INFO running `"docker" "create" "-v" "/tmp/crater.i0StywpYw4tv:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+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 03:21:48.705 INFO blam! fe104b8cdb0a8dcff842460fd37fa04443c32810adbb424920e7a9e9243e4ef3
Aug 02 03:21:48.708 INFO running `"docker" "start" "-a" "fe104b8cdb0a8dcff842460fd37fa04443c32810adbb424920e7a9e9243e4ef3"`
Aug 02 03:21:49.868 INFO kablam!     Checking null-vec v0.1.0 (file:///source)
Aug 02 03:21:50.580 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:50.580 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:21:50.580 INFO kablam!   |
Aug 02 03:21:50.580 INFO kablam! 1 | #![feature(alloc)]
Aug 02 03:21:50.580 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 03:21:50.581 INFO kablam! 
Aug 02 03:21:50.581 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:50.581 INFO kablam!  --> src/lib.rs:2:1
Aug 02 03:21:50.581 INFO kablam!   |
Aug 02 03:21:50.581 INFO kablam! 2 | #![feature(const_fn)]
Aug 02 03:21:50.581 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:21:50.582 INFO kablam! 
Aug 02 03:21:50.582 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:50.582 INFO kablam! 
Aug 02 03:21:50.583 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:21:50.590 INFO kablam! error: Could not compile `null-vec`.
Aug 02 03:21:50.590 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:21:50.780 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:50.780 INFO kablam!  --> src/lib.rs:1:1
Aug 02 03:21:50.780 INFO kablam!   |
Aug 02 03:21:50.780 INFO kablam! 1 | #![feature(alloc)]
Aug 02 03:21:50.780 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 03:21:50.781 INFO kablam! 
Aug 02 03:21:50.781 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:50.781 INFO kablam!  --> src/lib.rs:2:1
Aug 02 03:21:50.781 INFO kablam!   |
Aug 02 03:21:50.781 INFO kablam! 2 | #![feature(const_fn)]
Aug 02 03:21:50.781 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:21:50.781 INFO kablam! 
Aug 02 03:21:50.781 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:50.781 INFO kablam! 
Aug 02 03:21:50.781 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:21:50.796 INFO kablam! error: Could not compile `null-vec`.
Aug 02 03:21:50.797 INFO kablam! 
Aug 02 03:21:50.797 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:21:50.798 INFO kablam! su: No module specific data is present
Aug 02 03:21:51.298 INFO running `"docker" "rm" "-f" "fe104b8cdb0a8dcff842460fd37fa04443c32810adbb424920e7a9e9243e4ef3"`
Aug 02 03:21:51.524 INFO blam! fe104b8cdb0a8dcff842460fd37fa04443c32810adbb424920e7a9e9243e4ef3