Aug 01 16:57:25.792 INFO checking dcao/elba against 1.27.2 for lazy_static-1
Aug 01 16:57:25.792 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:57:25.792 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:57:25.792 INFO running `"docker" "create" "-v" "/tmp/crater.0oLHh85F8pJj:/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 16:57:26.042 INFO blam! 589280693d09324793545af7eb18f318c7ac4b7cce2cf2854de4bb8221919fe0
Aug 01 16:57:26.045 INFO running `"docker" "start" "-a" "589280693d09324793545af7eb18f318c7ac4b7cce2cf2854de4bb8221919fe0"`
Aug 01 16:57:27.501 INFO kablam!     Checking fixedbitset v0.1.9
Aug 01 16:57:27.501 INFO kablam!     Checking ordermap v0.3.5
Aug 01 16:57:27.501 INFO kablam!     Checking slog v2.3.2
Aug 01 16:57:27.503 INFO kablam!     Checking crossbeam-utils v0.5.0
Aug 01 16:57:27.506 INFO kablam!     Checking semver-parser v0.7.0
Aug 01 16:57:27.508 INFO kablam!     Checking symlink v0.1.0
Aug 01 16:57:27.513 INFO kablam!     Checking shell-escape v0.1.4
Aug 01 16:57:27.554 INFO kablam!     Checking xattr v0.2.2
Aug 01 16:57:28.545 INFO kablam!     Checking filetime v0.2.1
Aug 01 16:57:29.915 INFO kablam!     Checking crossbeam-deque v0.5.1
Aug 01 16:57:31.362 INFO kablam!     Checking indexmap v1.0.1
Aug 01 16:57:31.646 INFO kablam!     Checking Inflector v0.11.3
Aug 01 16:57:31.918 INFO kablam!     Checking url_serde v0.2.0
Aug 01 16:57:32.609 INFO kablam!     Checking digest v0.7.5
Aug 01 16:57:33.932 INFO kablam!     Checking tar v0.4.16
Aug 01 16:57:34.309 INFO kablam!     Checking semver v0.9.0
Aug 01 16:57:35.175 INFO kablam!     Checking crossbeam v0.4.1
Aug 01 16:57:35.303 INFO kablam!     Checking sha2 v0.7.1
Aug 01 16:57:37.043 INFO kablam!     Checking slog-async v2.3.0
Aug 01 16:57:38.662 INFO kablam!     Checking slog-term v2.4.0
Aug 01 16:57:39.842 INFO kablam!     Checking petgraph v0.4.12
Aug 01 16:57:49.764 INFO kablam!     Checking elba v0.1.0 (file:///source)
Aug 01 16:57:54.068 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:57:54.068 INFO kablam!  --> src/lib/lib.rs:1:1
Aug 01 16:57:54.068 INFO kablam!   |
Aug 01 16:57:54.068 INFO kablam! 1 | #![feature(nll)]
Aug 01 16:57:54.068 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 16:57:54.068 INFO kablam! 
Aug 01 16:57:54.118 INFO kablam! error: aborting due to previous error
Aug 01 16:57:54.118 INFO kablam! 
Aug 01 16:57:54.118 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 16:57:54.147 INFO kablam! error: Could not compile `elba`.
Aug 01 16:57:54.148 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 16:57:54.341 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:57:54.341 INFO kablam!  --> src/lib/lib.rs:1:1
Aug 01 16:57:54.341 INFO kablam!   |
Aug 01 16:57:54.341 INFO kablam! 1 | #![feature(nll)]
Aug 01 16:57:54.341 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 16:57:54.341 INFO kablam! 
Aug 01 16:57:54.358 INFO kablam! error: aborting due to previous error
Aug 01 16:57:54.358 INFO kablam! 
Aug 01 16:57:54.358 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 16:57:54.394 INFO kablam! error: Could not compile `elba`.
Aug 01 16:57:54.394 INFO kablam! 
Aug 01 16:57:54.394 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 16:57:54.401 INFO kablam! su: No module specific data is present
Aug 01 16:57:55.105 INFO running `"docker" "rm" "-f" "589280693d09324793545af7eb18f318c7ac4b7cce2cf2854de4bb8221919fe0"`
Aug 01 16:57:55.273 INFO blam! 589280693d09324793545af7eb18f318c7ac4b7cce2cf2854de4bb8221919fe0