Aug 02 00:36:37.191 INFO checking rgraph-0.2.1 against 1.27.2 for lazy_static-1
Aug 02 00:36:37.191 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:36:37.191 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:36:37.191 INFO running `"docker" "create" "-v" "/tmp/crater.lrS5Bjf8iXkl:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 00:36:37.407 INFO blam! 40b0ab980f0f88440c114fe092bf3236d5f5dde65e7b91890c1b1af168a7ca46
Aug 02 00:36:37.409 INFO running `"docker" "start" "-a" "40b0ab980f0f88440c114fe092bf3236d5f5dde65e7b91890c1b1af168a7ca46"`
Aug 02 00:36:38.796 INFO kablam!     Checking dot v0.1.4
Aug 02 00:36:39.467 INFO kablam!     Checking rgraph v0.2.1 (file:///source)
Aug 02 00:36:39.825 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:36:39.825 INFO kablam!    --> src/lib.rs:123:1
Aug 02 00:36:39.825 INFO kablam!     |
Aug 02 00:36:39.825 INFO kablam! 123 | #![feature(test)]
Aug 02 00:36:39.825 INFO kablam!     | ^^^^^^^^^^^^^^^^^
Aug 02 00:36:39.825 INFO kablam! 
Aug 02 00:36:39.827 INFO kablam! error: aborting due to previous error
Aug 02 00:36:39.827 INFO kablam! 
Aug 02 00:36:39.827 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:36:39.834 INFO kablam! error: Could not compile `rgraph`.
Aug 02 00:36:39.835 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:36:39.905 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:36:39.905 INFO kablam!    --> src/lib.rs:123:1
Aug 02 00:36:39.905 INFO kablam!     |
Aug 02 00:36:39.905 INFO kablam! 123 | #![feature(test)]
Aug 02 00:36:39.905 INFO kablam!     | ^^^^^^^^^^^^^^^^^
Aug 02 00:36:39.905 INFO kablam! 
Aug 02 00:36:39.908 INFO kablam! error: aborting due to previous error
Aug 02 00:36:39.908 INFO kablam! 
Aug 02 00:36:39.908 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:36:39.915 INFO kablam! error: Could not compile `rgraph`.
Aug 02 00:36:39.915 INFO kablam! 
Aug 02 00:36:39.915 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 00:36:39.916 INFO kablam! su: No module specific data is present
Aug 02 00:36:40.556 INFO running `"docker" "rm" "-f" "40b0ab980f0f88440c114fe092bf3236d5f5dde65e7b91890c1b1af168a7ca46"`
Aug 02 00:36:40.663 INFO blam! 40b0ab980f0f88440c114fe092bf3236d5f5dde65e7b91890c1b1af168a7ca46