Aug 11 10:58:01.669 INFO checking iota-pow-box-0.0.2 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 10:58:01.669 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:58:01.669 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:58:01.670 INFO running `"docker" "create" "-v" "/tmp/crater.smRajDFOf8VL:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-3/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 10:58:02.014 INFO blam! 181be3581f1dc8b165fee9b9578587a151812c532aa193178d7a1637c2eec190
Aug 11 10:58:02.016 INFO running `"docker" "start" "-a" "181be3581f1dc8b165fee9b9578587a151812c532aa193178d7a1637c2eec190"`
Aug 11 10:58:03.869 INFO kablam!     Checking iota-lib-rs v0.0.25
Aug 11 10:58:16.573 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 11 10:58:16.573 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/iota-lib-rs-0.0.25/src/lib.rs:3:12
Aug 11 10:58:16.573 INFO kablam!   |
Aug 11 10:58:16.573 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Aug 11 10:58:16.573 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Aug 11 10:58:16.575 INFO kablam! 
Aug 11 10:58:16.785 INFO kablam! error: aborting due to previous error
Aug 11 10:58:16.785 INFO kablam! 
Aug 11 10:58:16.785 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 10:58:16.817 INFO kablam! error: Could not compile `iota-lib-rs`.
Aug 11 10:58:16.817 INFO kablam! 
Aug 11 10:58:16.817 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 10:58:16.818 INFO kablam! su: No module specific data is present
Aug 11 10:58:17.683 INFO running `"docker" "rm" "-f" "181be3581f1dc8b165fee9b9578587a151812c532aa193178d7a1637c2eec190"`
Aug 11 10:58:17.800 INFO blam! 181be3581f1dc8b165fee9b9578587a151812c532aa193178d7a1637c2eec190