Aug 17 19:23:51.269 INFO checking iota-lib-rs-preview-0.1.2 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 19:23:51.269 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:23:51.269 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:23:51.269 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 19:23:51.477 INFO blam! 472783ebfe517ea2b4780379690d38fdc7975ae0738681cac6b9f46d3bc9e905
Aug 17 19:23:51.479 INFO running `"docker" "start" "-a" "472783ebfe517ea2b4780379690d38fdc7975ae0738681cac6b9f46d3bc9e905"`
Aug 17 19:23:52.973 INFO kablam!     Checking pin-utils v0.1.0-alpha.1
Aug 17 19:23:52.974 INFO kablam!    Compiling crunchy v0.2.1
Aug 17 19:23:52.987 INFO kablam!     Checking futures-core-preview v0.3.0-alpha.3
Aug 17 19:23:52.987 INFO kablam!     Checking itertools v0.7.8
Aug 17 19:23:54.021 INFO kablam!     Checking futures-channel-preview v0.3.0-alpha.3
Aug 17 19:23:54.021 INFO kablam!     Checking futures-io-preview v0.3.0-alpha.3
Aug 17 19:23:57.663 INFO kablam!     Checking futures-sink-preview v0.3.0-alpha.3
Aug 17 19:23:59.203 INFO kablam!     Checking futures-util-preview v0.3.0-alpha.3
Aug 17 19:24:03.746 INFO kablam!     Checking criterion-plot v0.2.4
Aug 17 19:24:06.899 INFO kablam!     Checking criterion v0.2.4
Aug 17 19:24:12.668 INFO kablam!     Checking futures-executor-preview v0.3.0-alpha.3
Aug 17 19:24:14.715 INFO kablam!     Checking futures-preview v0.3.0-alpha.3
Aug 17 19:24:15.988 INFO kablam!     Checking iota-lib-rs-preview v0.1.2 (file:///source)
Aug 17 19:24:37.232 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 17 19:24:37.233 INFO kablam!   --> src/lib.rs:43:12
Aug 17 19:24:37.233 INFO kablam!    |
Aug 17 19:24:37.233 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Aug 17 19:24:37.233 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Aug 17 19:24:37.233 INFO kablam! 
Aug 17 19:24:37.478 INFO kablam! error: aborting due to previous error
Aug 17 19:24:37.478 INFO kablam! 
Aug 17 19:24:37.478 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 19:24:37.515 INFO kablam! error: Could not compile `iota-lib-rs-preview`.
Aug 17 19:24:37.515 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 19:24:38.136 INFO kablam! warning: variable does not need to be mutable
Aug 17 19:24:38.137 INFO kablam!    --> src/crypto/iss.rs:415:17
Aug 17 19:24:38.137 INFO kablam!     |
Aug 17 19:24:38.137 INFO kablam! 415 |             let mut message_trits = converter::trits_from_string(MESSAGE);
Aug 17 19:24:38.137 INFO kablam!     |                 ----^^^^^^^^^^^^^
Aug 17 19:24:38.137 INFO kablam!     |                 |
Aug 17 19:24:38.137 INFO kablam!     |                 help: remove this `mut`
Aug 17 19:24:38.137 INFO kablam!     |
Aug 17 19:24:38.137 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 19:24:38.137 INFO kablam! 
Aug 17 19:24:40.590 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Aug 17 19:24:40.591 INFO kablam!   --> src/lib.rs:43:12
Aug 17 19:24:40.591 INFO kablam!    |
Aug 17 19:24:40.591 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Aug 17 19:24:40.591 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Aug 17 19:24:40.591 INFO kablam! 
Aug 17 19:24:40.857 INFO kablam! error: aborting due to previous error
Aug 17 19:24:40.858 INFO kablam! 
Aug 17 19:24:40.858 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 19:24:40.897 INFO kablam! error: Could not compile `iota-lib-rs-preview`.
Aug 17 19:24:40.897 INFO kablam! 
Aug 17 19:24:40.897 INFO kablam! To learn more, run the command again with --verbose.
Aug 17 19:24:40.900 INFO kablam! su: No module specific data is present
Aug 17 19:24:41.554 INFO running `"docker" "rm" "-f" "472783ebfe517ea2b4780379690d38fdc7975ae0738681cac6b9f46d3bc9e905"`
Aug 17 19:24:41.732 INFO blam! 472783ebfe517ea2b4780379690d38fdc7975ae0738681cac6b9f46d3bc9e905