Aug 01 21:09:20.797 INFO checking stutter-rs-0.1.1 against 1.27.2 for lazy_static-1
Aug 01 21:09:20.797 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:09:20.798 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:09:20.798 INFO running `"docker" "create" "-v" "/tmp/crater.XArfM5vV4dkq:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 21:09:21.039 INFO blam! 123e7e0bd46e677be2ed0b77f6468f7e35027a70251d51d55bda68fad2c4c6bc
Aug 01 21:09:21.042 INFO running `"docker" "start" "-a" "123e7e0bd46e677be2ed0b77f6468f7e35027a70251d51d55bda68fad2c4c6bc"`
Aug 01 21:09:22.051 INFO kablam! warning: only one of `license` or `license-file` is necessary
Aug 01 21:09:22.064 INFO kablam!     Checking cactus v1.0.3
Aug 01 21:09:22.510 INFO kablam!     Checking stutter-rs v0.1.1 (file:///source)
Aug 01 21:09:22.998 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:09:22.998 INFO kablam!  --> src/lib.rs:1:1
Aug 01 21:09:22.998 INFO kablam!   |
Aug 01 21:09:22.998 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Aug 01 21:09:22.998 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:09:22.998 INFO kablam! 
Aug 01 21:09:23.005 INFO kablam! error: aborting due to previous error
Aug 01 21:09:23.006 INFO kablam! 
Aug 01 21:09:23.006 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:09:23.018 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:09:23.018 INFO kablam!  --> src/lib.rs:1:1
Aug 01 21:09:23.018 INFO kablam!   |
Aug 01 21:09:23.018 INFO kablam! 1 | #![feature(box_syntax, box_patterns, fn_traits, nll, iterator_step_by)]
Aug 01 21:09:23.018 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:09:23.018 INFO kablam! 
Aug 01 21:09:23.022 INFO kablam! error: aborting due to previous error
Aug 01 21:09:23.022 INFO kablam! 
Aug 01 21:09:23.023 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:09:23.032 INFO kablam! error: Could not compile `stutter-rs`.
Aug 01 21:09:23.032 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:09:23.037 INFO kablam! error: Could not compile `stutter-rs`.
Aug 01 21:09:23.037 INFO kablam! 
Aug 01 21:09:23.037 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:09:23.040 INFO kablam! su: No module specific data is present
Aug 01 21:09:24.311 INFO running `"docker" "rm" "-f" "123e7e0bd46e677be2ed0b77f6468f7e35027a70251d51d55bda68fad2c4c6bc"`
Aug 01 21:09:24.485 INFO blam! 123e7e0bd46e677be2ed0b77f6468f7e35027a70251d51d55bda68fad2c4c6bc