Aug 02 14:03:14.697 INFO checking bitflags-core-0.3.4 against 1.27.2 for lazy_static-1
Aug 02 14:03:14.697 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:03:14.697 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:03:14.697 INFO running `"docker" "create" "-v" "/tmp/crater.8s5SHEvjv5Sm:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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 14:03:14.942 INFO blam! 455dafc188a904e22e701dba92f6d418dde8cc2440e0f0293487b849223c57a4
Aug 02 14:03:14.945 INFO running `"docker" "start" "-a" "455dafc188a904e22e701dba92f6d418dde8cc2440e0f0293487b849223c57a4"`
Aug 02 14:03:15.968 INFO kablam!     Checking bitflags-core v0.3.4 (file:///source)
Aug 02 14:03:16.378 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:03:16.378 INFO kablam!   --> src/lib.rs:11:1
Aug 02 14:03:16.378 INFO kablam!    |
Aug 02 14:03:16.378 INFO kablam! 11 | #![feature(no_std)]
Aug 02 14:03:16.378 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 02 14:03:16.378 INFO kablam! 
Aug 02 14:03:16.379 INFO kablam! error: aborting due to previous error
Aug 02 14:03:16.379 INFO kablam! 
Aug 02 14:03:16.379 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:03:16.383 INFO kablam! error: Could not compile `bitflags-core`.
Aug 02 14:03:16.383 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:03:16.853 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:03:16.853 INFO kablam!   --> src/lib.rs:11:1
Aug 02 14:03:16.853 INFO kablam!    |
Aug 02 14:03:16.853 INFO kablam! 11 | #![feature(no_std)]
Aug 02 14:03:16.853 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 02 14:03:16.864 INFO kablam! 
Aug 02 14:03:16.865 INFO kablam! error: aborting due to previous error
Aug 02 14:03:16.865 INFO kablam! 
Aug 02 14:03:16.865 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:03:16.872 INFO kablam! error: Could not compile `bitflags-core`.
Aug 02 14:03:16.872 INFO kablam! 
Aug 02 14:03:16.872 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 14:03:16.874 INFO kablam! su: No module specific data is present
Aug 02 14:03:17.852 INFO running `"docker" "rm" "-f" "455dafc188a904e22e701dba92f6d418dde8cc2440e0f0293487b849223c57a4"`
Aug 02 14:03:18.034 INFO blam! 455dafc188a904e22e701dba92f6d418dde8cc2440e0f0293487b849223c57a4