Aug 30 13:54:52.595 INFO checking iota-pow-box-0.0.2 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 13:54:52.595 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 13:54:52.595 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 13:54:52.758 INFO blam! ea0de4fb6ffb8aee788b0898f0945cf8a7aa515a1aa006ae4c064ecc444feb16
Aug 30 13:54:52.760 INFO running `"docker" "start" "-a" "ea0de4fb6ffb8aee788b0898f0945cf8a7aa515a1aa006ae4c064ecc444feb16"`
Aug 30 13:54:53.650 INFO kablam!     Checking iota-lib-rs v0.0.25
Aug 30 13:55:02.154 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 30 13:55:02.154 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/iota-lib-rs-0.0.25/src/lib.rs:3:12
Aug 30 13:55:02.154 INFO kablam!   |
Aug 30 13:55:02.154 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Aug 30 13:55:02.154 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Aug 30 13:55:02.154 INFO kablam! 
Aug 30 13:55:02.290 INFO kablam! error: aborting due to previous error
Aug 30 13:55:02.290 INFO kablam! 
Aug 30 13:55:02.290 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 30 13:55:02.311 INFO kablam! error: Could not compile `iota-lib-rs`.
Aug 30 13:55:02.311 INFO kablam! 
Aug 30 13:55:02.311 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 13:55:02.312 INFO kablam! su: No module specific data is present
Aug 30 13:55:02.878 INFO running `"docker" "rm" "-f" "ea0de4fb6ffb8aee788b0898f0945cf8a7aa515a1aa006ae4c064ecc444feb16"`
Aug 30 13:55:02.997 INFO blam! ea0de4fb6ffb8aee788b0898f0945cf8a7aa515a1aa006ae4c064ecc444feb16