Aug 01 21:30:32.441 INFO checking ssmarshal-1.0.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:30:32.441 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:30:32.441 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:30:32.441 INFO running `"docker" "create" "-v" "/tmp/crater.DdO5bo3HUTij:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 01 21:30:32.750 INFO blam! 46834262be4ba3d573d6a1e123931e6d3c83d26d7ab8c6afbfdea0c4b79b8eab
Aug 01 21:30:32.751 INFO running `"docker" "start" "-a" "46834262be4ba3d573d6a1e123931e6d3c83d26d7ab8c6afbfdea0c4b79b8eab"`
Aug 01 21:30:33.952 INFO kablam!    Compiling serde v1.0.70
Aug 01 21:30:33.954 INFO kablam!     Checking encode_unicode v0.3.1
Aug 01 21:30:33.958 INFO kablam!    Compiling env_logger v0.3.5
Aug 01 21:30:37.657 INFO kablam!    Compiling quickcheck v0.4.1
Aug 01 21:30:42.607 INFO kablam!    Compiling quickcheck_macros v0.4.2
Aug 01 21:30:43.823 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:30:43.823 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.4.2/src/lib.rs:8:1
Aug 01 21:30:43.823 INFO kablam!   |
Aug 01 21:30:43.823 INFO kablam! 8 | #![feature(plugin_registrar, rustc_private)]
Aug 01 21:30:43.823 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:30:43.823 INFO kablam! 
Aug 01 21:30:43.824 INFO kablam! error: aborting due to previous error
Aug 01 21:30:43.824 INFO kablam! 
Aug 01 21:30:43.825 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:30:43.844 INFO kablam! error: Could not compile `quickcheck_macros`.
Aug 01 21:30:43.845 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:30:59.650 INFO kablam! error: build failed
Aug 01 21:30:59.652 INFO kablam! su: No module specific data is present
Aug 01 21:31:00.304 INFO running `"docker" "rm" "-f" "46834262be4ba3d573d6a1e123931e6d3c83d26d7ab8c6afbfdea0c4b79b8eab"`
Aug 01 21:31:00.470 INFO blam! 46834262be4ba3d573d6a1e123931e6d3c83d26d7ab8c6afbfdea0c4b79b8eab