Aug 01 21:21:37.559 INFO checking stm32f042-hal-0.4.2 against 1.27.2 for lazy_static-1
Aug 01 21:21:37.559 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:21:37.559 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:21:37.559 INFO running `"docker" "create" "-v" "/tmp/crater.X7gPKCCn4QX8:/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 01 21:21:37.874 INFO blam! 9c043b9a6e5e2b6ea5b5dfb6b0c75233924b4d22b461e08b8a3cfc0960000500
Aug 01 21:21:37.877 INFO running `"docker" "start" "-a" "9c043b9a6e5e2b6ea5b5dfb6b0c75233924b4d22b461e08b8a3cfc0960000500"`
Aug 01 21:21:39.187 INFO kablam!     Checking bare-metal v0.2.0
Aug 01 21:21:39.189 INFO kablam!    Compiling stm32f042 v0.6.1
Aug 01 21:21:39.191 INFO kablam!     Checking r0 v0.2.2
Aug 01 21:21:39.191 INFO kablam!     Checking panic-abort v0.2.0
Aug 01 21:21:39.193 INFO kablam!     Checking numtoa v0.0.7
Aug 01 21:21:39.193 INFO kablam!    Compiling cortex-m-rt v0.5.1
Aug 01 21:21:39.193 INFO kablam!     Checking ina260 v0.2.2
Aug 01 21:21:40.123 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:21:40.123 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:21:1
Aug 01 21:21:40.123 INFO kablam!    |
Aug 01 21:21:40.123 INFO kablam! 21 | #![feature(core_intrinsics)]
Aug 01 21:21:40.123 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:21:40.123 INFO kablam! 
Aug 01 21:21:40.123 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:21:40.123 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:1
Aug 01 21:21:40.123 INFO kablam!    |
Aug 01 21:21:40.123 INFO kablam! 22 | #![feature(panic_implementation)]
Aug 01 21:21:40.123 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:21:40.123 INFO kablam! 
Aug 01 21:21:40.124 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 01 21:21:40.124 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:28:1
Aug 01 21:21:40.124 INFO kablam!    |
Aug 01 21:21:40.124 INFO kablam! 28 | #[panic_implementation]
Aug 01 21:21:40.124 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:21:40.124 INFO kablam! 
Aug 01 21:21:40.124 INFO kablam! error: aborting due to 3 previous errors
Aug 01 21:21:40.124 INFO kablam! 
Aug 01 21:21:40.124 INFO kablam! Some errors occurred: E0554, E0658.
Aug 01 21:21:40.124 INFO kablam! For more information about an error, try `rustc --explain E0554`.
Aug 01 21:21:40.128 INFO kablam! error: Could not compile `panic-abort`.
Aug 01 21:21:40.128 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:21:40.277 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:21:40.277 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.2.0/src/lib.rs:5:35
Aug 01 21:21:40.277 INFO kablam!   |
Aug 01 21:21:40.277 INFO kablam! 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))]
Aug 01 21:21:40.277 INFO kablam!   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:21:40.278 INFO kablam! 
Aug 01 21:21:40.278 INFO kablam! error: aborting due to previous error
Aug 01 21:21:40.278 INFO kablam! 
Aug 01 21:21:40.278 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:21:40.292 INFO kablam! error: Could not compile `bare-metal`.
Aug 01 21:21:40.292 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:21:40.463 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:21:40.463 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/ina260-0.2.2/src/lib.rs:12:1
Aug 01 21:21:40.463 INFO kablam!    |
Aug 01 21:21:40.463 INFO kablam! 12 | #![feature(unsize)]
Aug 01 21:21:40.463 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 01 21:21:40.484 INFO kablam! 
Aug 01 21:21:40.486 INFO kablam! error: aborting due to previous error
Aug 01 21:21:40.500 INFO kablam! 
Aug 01 21:21:40.501 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:21:40.541 INFO kablam! error: Could not compile `ina260`.
Aug 01 21:21:40.542 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:21:42.914 INFO kablam! error: build failed
Aug 01 21:21:42.916 INFO kablam! su: No module specific data is present
Aug 01 21:21:43.460 INFO running `"docker" "rm" "-f" "9c043b9a6e5e2b6ea5b5dfb6b0c75233924b4d22b461e08b8a3cfc0960000500"`
Aug 01 21:21:43.627 INFO blam! 9c043b9a6e5e2b6ea5b5dfb6b0c75233924b4d22b461e08b8a3cfc0960000500