Aug 02 03:14:37.172 INFO checking objrs_demo-0.0.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:14:37.172 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:14:37.172 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:14:37.172 INFO running `"docker" "create" "-v" "/tmp/crater.7wteYyBUExXS:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 03:14:37.405 INFO blam! 0aeaa26ac3f8e69545ce3e1f2a7eba03e2554ae7992ba8a1f33355d515efbae5
Aug 02 03:14:37.407 INFO running `"docker" "start" "-a" "0aeaa26ac3f8e69545ce3e1f2a7eba03e2554ae7992ba8a1f33355d515efbae5"`
Aug 02 03:14:38.258 INFO kablam!     Blocking waiting for file lock on the git checkouts
Aug 02 03:14:38.360 INFO kablam!    Compiling literalext v0.2.0
Aug 02 03:14:38.360 INFO kablam!    Compiling proc-macro2 v0.3.8
Aug 02 03:14:38.360 INFO kablam!     Checking objrs_runtime v0.0.0
Aug 02 03:14:38.641 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:14:38.641 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/objrs_runtime-0.0.0/src/lib.rs:7:1
Aug 02 03:14:38.641 INFO kablam!   |
Aug 02 03:14:38.641 INFO kablam! 7 | #![feature(global_asm, proc_macro, repr_transparent, untagged_unions, used)]
Aug 02 03:14:38.641 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:14:38.642 INFO kablam! 
Aug 02 03:14:38.643 INFO kablam! error: aborting due to previous error
Aug 02 03:14:38.644 INFO kablam! 
Aug 02 03:14:38.644 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:14:38.651 INFO kablam! error: Could not compile `objrs_runtime`.
Aug 02 03:14:38.651 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:14:39.576 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:14:39.576 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/src/lib.rs:47:34
Aug 02 03:14:39.576 INFO kablam!    |
Aug 02 03:14:39.576 INFO kablam! 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
Aug 02 03:14:39.576 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^
Aug 02 03:14:39.577 INFO kablam! 
Aug 02 03:14:39.583 INFO kablam! error: aborting due to previous error
Aug 02 03:14:39.583 INFO kablam! 
Aug 02 03:14:39.584 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:14:39.619 INFO kablam! error: Could not compile `proc-macro2`.
Aug 02 03:14:39.620 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:14:39.741 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:14:39.741 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/literalext-0.2.0/src/lib.rs:19:37
Aug 02 03:14:39.741 INFO kablam!    |
Aug 02 03:14:39.741 INFO kablam! 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
Aug 02 03:14:39.741 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^
Aug 02 03:14:39.742 INFO kablam! 
Aug 02 03:14:39.744 INFO kablam! error: aborting due to previous error
Aug 02 03:14:39.744 INFO kablam! 
Aug 02 03:14:39.745 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:14:39.759 INFO kablam! error: Could not compile `literalext`.
Aug 02 03:14:39.759 INFO kablam! 
Aug 02 03:14:39.759 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 03:14:39.759 INFO kablam! su: No module specific data is present
Aug 02 03:14:40.374 INFO running `"docker" "rm" "-f" "0aeaa26ac3f8e69545ce3e1f2a7eba03e2554ae7992ba8a1f33355d515efbae5"`
Aug 02 03:14:40.528 INFO blam! 0aeaa26ac3f8e69545ce3e1f2a7eba03e2554ae7992ba8a1f33355d515efbae5