Aug 11 17:26:19.513 INFO checking commitlog-0.0.10 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 17:26:19.513 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 17:26:19.513 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 17:26:19.513 INFO running `"docker" "create" "-v" "/tmp/crater.YikzZw3IjNcn:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-7/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 17:26:19.786 INFO blam! 1a8d75ad69c52a95764ec637f1147bad72cdd666da6c2b50b7eea94d05c3de43
Aug 11 17:26:19.788 INFO running `"docker" "start" "-a" "1a8d75ad69c52a95764ec637f1147bad72cdd666da6c2b50b7eea94d05c3de43"`
Aug 11 17:26:20.682 INFO kablam!    Compiling crc32c v0.3.1
Aug 11 17:26:23.569 INFO kablam!     Checking commitlog v0.0.10 (file:///source)
Aug 11 17:26:26.890 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 17:26:26.890 INFO kablam!   --> src/lib.rs:43:18
Aug 11 17:26:26.890 INFO kablam!    |
Aug 11 17:26:26.890 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Aug 11 17:26:26.890 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Aug 11 17:26:26.896 INFO kablam!    |
Aug 11 17:26:26.896 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 11 17:26:26.897 INFO kablam! 
Aug 11 17:26:26.897 INFO kablam! error[E0635]: unknown feature `step_by`
Aug 11 17:26:26.897 INFO kablam!   --> src/lib.rs:43:37
Aug 11 17:26:26.897 INFO kablam!    |
Aug 11 17:26:26.897 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Aug 11 17:26:26.897 INFO kablam!    |                                     ^^^^^^^
Aug 11 17:26:26.898 INFO kablam! 
Aug 11 17:26:26.971 INFO kablam! error: aborting due to previous error
Aug 11 17:26:26.976 INFO kablam! 
Aug 11 17:26:26.977 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 17:26:27.001 INFO kablam! error: Could not compile `commitlog`.
Aug 11 17:26:27.001 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 11 17:26:29.271 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Aug 11 17:26:29.271 INFO kablam!   --> src/lib.rs:43:18
Aug 11 17:26:29.272 INFO kablam!    |
Aug 11 17:26:29.272 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Aug 11 17:26:29.272 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Aug 11 17:26:29.272 INFO kablam!    |
Aug 11 17:26:29.272 INFO kablam!    = note: #[warn(stable_features)] on by default
Aug 11 17:26:29.272 INFO kablam! 
Aug 11 17:26:29.272 INFO kablam! error[E0635]: unknown feature `step_by`
Aug 11 17:26:29.272 INFO kablam!   --> src/lib.rs:43:37
Aug 11 17:26:29.272 INFO kablam!    |
Aug 11 17:26:29.272 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Aug 11 17:26:29.272 INFO kablam!    |                                     ^^^^^^^
Aug 11 17:26:29.272 INFO kablam! 
Aug 11 17:26:29.344 INFO kablam! error: aborting due to previous error
Aug 11 17:26:29.344 INFO kablam! 
Aug 11 17:26:29.344 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 17:26:29.356 INFO kablam! error: Could not compile `commitlog`.
Aug 11 17:26:29.356 INFO kablam! 
Aug 11 17:26:29.356 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 17:26:29.358 INFO kablam! su: No module specific data is present
Aug 11 17:26:30.226 INFO running `"docker" "rm" "-f" "1a8d75ad69c52a95764ec637f1147bad72cdd666da6c2b50b7eea94d05c3de43"`
Aug 11 17:26:30.386 INFO blam! 1a8d75ad69c52a95764ec637f1147bad72cdd666da6c2b50b7eea94d05c3de43