Aug 02 14:03:34.283 INFO checking bitfield-rle-0.0.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 14:03:34.283 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:03:34.283 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:03:34.283 INFO running `"docker" "create" "-v" "/tmp/crater.mD3j8OgpDmIU:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+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 14:03:34.522 INFO blam! 0fd6ac4d58a5efdb2030d7c1348b09e728354972a0c26a189854726d1702e817
Aug 02 14:03:34.525 INFO running `"docker" "start" "-a" "0fd6ac4d58a5efdb2030d7c1348b09e728354972a0c26a189854726d1702e817"`
Aug 02 14:03:35.570 INFO kablam!     Checking memory-pager v0.4.6
Aug 02 14:03:35.570 INFO kablam!     Checking varinteger v1.0.6
Aug 02 14:03:36.567 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:03:36.567 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/memory-pager-0.4.6/src/lib.rs:2:1
Aug 02 14:03:36.567 INFO kablam!   |
Aug 02 14:03:36.567 INFO kablam! 2 | #![feature(external_doc)]
Aug 02 14:03:36.567 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:03:36.567 INFO kablam! 
Aug 02 14:03:36.568 INFO kablam! error: aborting due to previous error
Aug 02 14:03:36.568 INFO kablam! 
Aug 02 14:03:36.568 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:03:36.574 INFO kablam! error: Could not compile `memory-pager`.
Aug 02 14:03:36.574 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:03:36.788 INFO kablam! error: build failed
Aug 02 14:03:36.789 INFO kablam! su: No module specific data is present
Aug 02 14:03:37.411 INFO running `"docker" "rm" "-f" "0fd6ac4d58a5efdb2030d7c1348b09e728354972a0c26a189854726d1702e817"`
Aug 02 14:03:37.590 INFO blam! 0fd6ac4d58a5efdb2030d7c1348b09e728354972a0c26a189854726d1702e817