Aug 11 10:58:03.038 INFO checking iota-lib-rs-0.0.34 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 10:58:03.038 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:58:03.038 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:58:03.039 INFO running `"docker" "create" "-v" "/tmp/crater.KKTzZF7gKeUM:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-4/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 10:58:03.272 INFO blam! 436c5cb6521fcedde199e89f89bad6725623b9dec8e168b2f715536c4a06c789
Aug 11 10:58:03.273 INFO running `"docker" "start" "-a" "436c5cb6521fcedde199e89f89bad6725623b9dec8e168b2f715536c4a06c789"`
Aug 11 10:58:04.512 INFO kablam!    Compiling crunchy v0.2.1
Aug 11 10:58:06.112 INFO kablam!     Checking iota-lib-rs v0.0.34 (file:///source)
Aug 11 10:58:21.423 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 11 10:58:21.423 INFO kablam!   --> src/lib.rs:43:12
Aug 11 10:58:21.423 INFO kablam!    |
Aug 11 10:58:21.423 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Aug 11 10:58:21.423 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Aug 11 10:58:21.423 INFO kablam! 
Aug 11 10:58:21.619 INFO kablam! error: aborting due to previous error
Aug 11 10:58:21.619 INFO kablam! 
Aug 11 10:58:21.619 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 10:58:21.635 INFO kablam! error: Could not compile `iota-lib-rs`.
Aug 11 10:58:21.635 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 11 10:58:22.197 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 11 10:58:22.197 INFO kablam!   --> src/lib.rs:43:12
Aug 11 10:58:22.197 INFO kablam!    |
Aug 11 10:58:22.197 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Aug 11 10:58:22.197 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Aug 11 10:58:22.197 INFO kablam! 
Aug 11 10:58:22.437 INFO kablam! error: aborting due to previous error
Aug 11 10:58:22.437 INFO kablam! 
Aug 11 10:58:22.437 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 10:58:22.458 INFO kablam! error: Could not compile `iota-lib-rs`.
Aug 11 10:58:22.458 INFO kablam! 
Aug 11 10:58:22.458 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 10:58:22.459 INFO kablam! su: No module specific data is present
Aug 11 10:58:23.153 INFO running `"docker" "rm" "-f" "436c5cb6521fcedde199e89f89bad6725623b9dec8e168b2f715536c4a06c789"`
Aug 11 10:58:23.262 INFO blam! 436c5cb6521fcedde199e89f89bad6725623b9dec8e168b2f715536c4a06c789