Aug 02 12:22:26.553 INFO checking cortex-m-rtfm-0.3.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:22:26.553 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:22:26.553 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:22:26.553 INFO running `"docker" "create" "-v" "/tmp/crater.q1Wh9kSr8w9u:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+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 12:22:26.786 INFO blam! 4454c0a8cf1b4f7347f6e453716e6e9743619c764916f5b19886d0e5c3b07e24
Aug 02 12:22:26.789 INFO running `"docker" "start" "-a" "4454c0a8cf1b4f7347f6e453716e6e9743619c764916f5b19886d0e5c3b07e24"`
Aug 02 12:22:28.162 INFO kablam!     Checking bare-metal v0.1.2
Aug 02 12:22:28.164 INFO kablam!     Checking aligned v0.1.2
Aug 02 12:22:28.164 INFO kablam!     Checking untagged-option v0.1.1
Aug 02 12:22:28.172 INFO kablam!    Compiling cortex-m-rtfm v0.3.2 (file:///source)
Aug 02 12:22:28.175 INFO kablam!    Compiling proc-macro2 v0.3.8
Aug 02 12:22:28.177 INFO kablam!     Checking compiletest_rs v0.3.13
Aug 02 12:22:28.177 INFO kablam!    Compiling cortex-m-rt v0.3.15
Aug 02 12:22:28.859 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:28.859 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:5:1
Aug 02 12:22:28.859 INFO kablam!   |
Aug 02 12:22:28.859 INFO kablam! 5 | #![feature(untagged_unions, const_fn)]
Aug 02 12:22:28.859 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:22:28.903 INFO kablam! 
Aug 02 12:22:28.903 INFO kablam! error: aborting due to previous error
Aug 02 12:22:28.929 INFO kablam! 
Aug 02 12:22:28.929 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:22:28.937 INFO kablam! error: Could not compile `untagged-option`.
Aug 02 12:22:28.937 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:22:28.967 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:28.967 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.2/src/lib.rs:5:35
Aug 02 12:22:28.967 INFO kablam!   |
Aug 02 12:22:28.967 INFO kablam! 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))]
Aug 02 12:22:28.967 INFO kablam!   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:22:28.967 INFO kablam! 
Aug 02 12:22:28.968 INFO kablam! error: aborting due to previous error
Aug 02 12:22:28.968 INFO kablam! 
Aug 02 12:22:28.968 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:22:28.976 INFO kablam! error: Could not compile `bare-metal`.
Aug 02 12:22:28.977 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:22:29.435 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:29.436 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/aligned-0.1.2/src/lib.rs:32:35
Aug 02 12:22:29.436 INFO kablam!    |
Aug 02 12:22:29.436 INFO kablam! 32 | #![cfg_attr(feature = "const-fn", feature(const_fn))]
Aug 02 12:22:29.436 INFO kablam!    |                                   ^^^^^^^^^^^^^^^^^^
Aug 02 12:22:29.436 INFO kablam! 
Aug 02 12:22:29.439 INFO kablam! error: aborting due to previous error
Aug 02 12:22:29.440 INFO kablam! 
Aug 02 12:22:29.440 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:22:29.464 INFO kablam! error: Could not compile `aligned`.
Aug 02 12:22:29.465 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:22:33.209 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:33.209 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/lib.rs:47:34
Aug 02 12:22:33.209 INFO kablam!    |
Aug 02 12:22:33.209 INFO kablam! 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
Aug 02 12:22:33.209 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^
Aug 02 12:22:33.209 INFO kablam! 
Aug 02 12:22:33.214 INFO kablam! error: aborting due to previous error
Aug 02 12:22:33.214 INFO kablam! 
Aug 02 12:22:33.214 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:22:33.225 INFO kablam! error: Could not compile `proc-macro2`.
Aug 02 12:22:33.225 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:22:35.030 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:35.030 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.13/src/lib.rs:13:39
Aug 02 12:22:35.030 INFO kablam!    |
Aug 02 12:22:35.030 INFO kablam! 13 | #![cfg_attr(not(feature = "norustc"), feature(rustc_private))]
Aug 02 12:22:35.030 INFO kablam!    |                                       ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:22:35.030 INFO kablam! 
Aug 02 12:22:35.030 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:35.030 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.13/src/lib.rs:14:38
Aug 02 12:22:35.030 INFO kablam!    |
Aug 02 12:22:35.030 INFO kablam! 14 | #![cfg_attr(not(feature = "stable"), feature(test))]
Aug 02 12:22:35.030 INFO kablam!    |                                      ^^^^^^^^^^^^^^
Aug 02 12:22:35.030 INFO kablam! 
Aug 02 12:22:35.030 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:22:35.030 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.13/src/lib.rs:15:38
Aug 02 12:22:35.030 INFO kablam!    |
Aug 02 12:22:35.030 INFO kablam! 15 | #![cfg_attr(not(feature = "stable"), feature(slice_rotate))]
Aug 02 12:22:35.030 INFO kablam!    |                                      ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:22:35.030 INFO kablam! 
Aug 02 12:22:35.030 INFO kablam! error: aborting due to 3 previous errors
Aug 02 12:22:35.031 INFO kablam! 
Aug 02 12:22:35.031 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:22:35.045 INFO kablam! error: Could not compile `compiletest_rs`.
Aug 02 12:22:35.045 INFO kablam! 
Aug 02 12:22:35.045 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:22:35.047 INFO kablam! su: No module specific data is present
Aug 02 12:22:35.565 INFO running `"docker" "rm" "-f" "4454c0a8cf1b4f7347f6e453716e6e9743619c764916f5b19886d0e5c3b07e24"`
Aug 02 12:22:35.738 INFO blam! 4454c0a8cf1b4f7347f6e453716e6e9743619c764916f5b19886d0e5c3b07e24