Aug 01 18:09:22.341 INFO checking zkp-0.4.2 against 1.27.2 for lazy_static-1
Aug 01 18:09:22.341 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:09:22.341 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:09:22.341 INFO running `"docker" "create" "-v" "/tmp/crater.nENH03YLzHbR:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/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 18:09:22.589 INFO blam! dae9ffeadbeb1807dfbc352de3977010279f8100661bdaf8c878f3598da02565
Aug 01 18:09:22.590 INFO running `"docker" "start" "-a" "dae9ffeadbeb1807dfbc352de3977010279f8100661bdaf8c878f3598da02565"`
Aug 01 18:09:23.585 INFO kablam!    Compiling subtle v0.6.3
Aug 01 18:09:23.586 INFO kablam!    Compiling clear_on_drop v0.2.3
Aug 01 18:09:23.587 INFO kablam!    Compiling rand v0.5.4
Aug 01 18:09:23.595 INFO kablam!    Compiling digest v0.7.5
Aug 01 18:09:24.768 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:09:24.768 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/subtle-0.6.3/src/lib.rs:13:34
Aug 01 18:09:24.768 INFO kablam!    |
Aug 01 18:09:24.768 INFO kablam! 13 | #![cfg_attr(feature = "nightly", feature(asm))]
Aug 01 18:09:24.768 INFO kablam!    |                                  ^^^^^^^^^^^^^
Aug 01 18:09:24.768 INFO kablam! 
Aug 01 18:09:24.768 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:09:24.768 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/subtle-0.6.3/src/lib.rs:14:34
Aug 01 18:09:24.768 INFO kablam!    |
Aug 01 18:09:24.769 INFO kablam! 14 | #![cfg_attr(feature = "nightly", feature(external_doc))]
Aug 01 18:09:24.769 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^^^
Aug 01 18:09:24.769 INFO kablam! 
Aug 01 18:09:24.797 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:09:24.797 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/subtle-0.6.3/src/lib.rs:13:34
Aug 01 18:09:24.797 INFO kablam!    |
Aug 01 18:09:24.797 INFO kablam! 13 | #![cfg_attr(feature = "nightly", feature(asm))]
Aug 01 18:09:24.797 INFO kablam!    |                                  ^^^^^^^^^^^^^
Aug 01 18:09:24.797 INFO kablam! 
Aug 01 18:09:24.797 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:09:24.797 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/subtle-0.6.3/src/lib.rs:14:34
Aug 01 18:09:24.797 INFO kablam!    |
Aug 01 18:09:24.797 INFO kablam! 14 | #![cfg_attr(feature = "nightly", feature(external_doc))]
Aug 01 18:09:24.797 INFO kablam!    |                                  ^^^^^^^^^^^^^^^^^^^^^^
Aug 01 18:09:24.797 INFO kablam! 
Aug 01 18:09:24.798 INFO kablam! error: aborting due to 2 previous errors
Aug 01 18:09:24.798 INFO kablam! 
Aug 01 18:09:24.798 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:09:24.802 INFO kablam! error: aborting due to 2 previous errors
Aug 01 18:09:24.802 INFO kablam! 
Aug 01 18:09:24.802 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:09:24.836 INFO kablam! error: Could not compile `subtle`.
Aug 01 18:09:24.837 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:09:24.837 INFO kablam! error: Could not compile `subtle`.
Aug 01 18:09:24.837 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:09:35.405 INFO kablam! error: build failed
Aug 01 18:09:35.414 INFO kablam! su: No module specific data is present
Aug 01 18:09:35.923 INFO running `"docker" "rm" "-f" "dae9ffeadbeb1807dfbc352de3977010279f8100661bdaf8c878f3598da02565"`
Aug 01 18:09:36.164 INFO blam! dae9ffeadbeb1807dfbc352de3977010279f8100661bdaf8c878f3598da02565