Aug 02 03:22:55.531 INFO checking nucleo-f042k6-0.2.1 against 1.27.2 for lazy_static-1
Aug 02 03:22:55.532 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:22:55.532 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:22:55.532 INFO running `"docker" "create" "-v" "/tmp/crater.UT8TqMSqkVsk:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 03:22:55.762 INFO blam! 6a7680a5fb9c08d0e8f53a099db4a8852bdd03d8f95ca52dead6429f25c836e9
Aug 02 03:22:55.764 INFO running `"docker" "start" "-a" "6a7680a5fb9c08d0e8f53a099db4a8852bdd03d8f95ca52dead6429f25c836e9"`
Aug 02 03:22:56.686 INFO kablam!    Compiling cc v1.0.18
Aug 02 03:22:56.686 INFO kablam!     Checking vcell v0.1.0
Aug 02 03:22:56.692 INFO kablam!     Checking bare-metal v0.2.0
Aug 02 03:22:56.696 INFO kablam!     Checking r0 v0.2.2
Aug 02 03:22:56.700 INFO kablam!    Compiling stm32f042 v0.6.1
Aug 02 03:22:56.704 INFO kablam!     Checking nb v0.1.1
Aug 02 03:22:56.713 INFO kablam!     Checking void v1.0.2
Aug 02 03:22:56.715 INFO kablam!     Checking aligned v0.2.0
Aug 02 03:22:57.313 INFO kablam!     Checking panic-abort v0.2.0
Aug 02 03:22:57.697 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:22:57.697 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.2.0/src/lib.rs:5:35
Aug 02 03:22:57.697 INFO kablam!   |
Aug 02 03:22:57.697 INFO kablam! 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))]
Aug 02 03:22:57.697 INFO kablam!   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:22:57.704 INFO kablam! 
Aug 02 03:22:57.705 INFO kablam! error: aborting due to previous error
Aug 02 03:22:57.705 INFO kablam! 
Aug 02 03:22:57.706 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:22:57.721 INFO kablam! error: Could not compile `bare-metal`.
Aug 02 03:22:57.721 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:22:58.092 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:22:58.092 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:21:1
Aug 02 03:22:58.092 INFO kablam!    |
Aug 02 03:22:58.092 INFO kablam! 21 | #![feature(core_intrinsics)]
Aug 02 03:22:58.093 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:22:58.117 INFO kablam! 
Aug 02 03:22:58.117 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:22:58.117 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:1
Aug 02 03:22:58.117 INFO kablam!    |
Aug 02 03:22:58.117 INFO kablam! 22 | #![feature(panic_implementation)]
Aug 02 03:22:58.117 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:22:58.118 INFO kablam! 
Aug 02 03:22:58.118 INFO kablam! error[E0658]: The attribute `panic_implementation` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 02 03:22:58.118 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:28:1
Aug 02 03:22:58.118 INFO kablam!    |
Aug 02 03:22:58.118 INFO kablam! 28 | #[panic_implementation]
Aug 02 03:22:58.118 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:22:58.119 INFO kablam! 
Aug 02 03:22:58.119 INFO kablam! error: aborting due to 3 previous errors
Aug 02 03:22:58.120 INFO kablam! 
Aug 02 03:22:58.120 INFO kablam! Some errors occurred: E0554, E0658.
Aug 02 03:22:58.121 INFO kablam! For more information about an error, try `rustc --explain E0554`.
Aug 02 03:22:58.128 INFO kablam! error: Could not compile `panic-abort`.
Aug 02 03:22:58.128 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:23:06.177 INFO kablam! error: build failed
Aug 02 03:23:06.179 INFO kablam! su: No module specific data is present
Aug 02 03:23:06.764 INFO running `"docker" "rm" "-f" "6a7680a5fb9c08d0e8f53a099db4a8852bdd03d8f95ca52dead6429f25c836e9"`
Aug 02 03:23:06.902 INFO blam! 6a7680a5fb9c08d0e8f53a099db4a8852bdd03d8f95ca52dead6429f25c836e9