Sep 02 10:15:21.613 INFO checking iota-lib-rs-0.0.26 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 10:15:21.613 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 10:15:21.613 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 10:15:21.853 INFO blam! 120e26e268417dcf1d0fbc8351ad386be906ffc8dca0e7b1380fa8b0a09f8ed9
Sep 02 10:15:21.856 INFO running `"docker" "start" "-a" "120e26e268417dcf1d0fbc8351ad386be906ffc8dca0e7b1380fa8b0a09f8ed9"`
Sep 02 10:15:22.945 INFO kablam!     Checking iota-lib-rs v0.0.26 (file:///source)
Sep 02 10:15:23.038 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 02 10:15:23.038 INFO kablam!  --> src/lib.rs:2:12
Sep 02 10:15:23.038 INFO kablam!   |
Sep 02 10:15:23.038 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 02 10:15:23.038 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 02 10:15:23.038 INFO kablam! 
Sep 02 10:15:23.067 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 02 10:15:23.067 INFO kablam!  --> src/lib.rs:2:12
Sep 02 10:15:23.067 INFO kablam!   |
Sep 02 10:15:23.067 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 02 10:15:23.067 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 02 10:15:23.067 INFO kablam! 
Sep 02 10:15:33.378 INFO kablam! warning: variable does not need to be mutable
Sep 02 10:15:33.378 INFO kablam!    --> src/crypto/iss.rs:415:17
Sep 02 10:15:33.378 INFO kablam!     |
Sep 02 10:15:33.378 INFO kablam! 415 |             let mut message_trits = converter::trits_from_string(MESSAGE);
Sep 02 10:15:33.378 INFO kablam!     |                 ----^^^^^^^^^^^^^
Sep 02 10:15:33.378 INFO kablam!     |                 |
Sep 02 10:15:33.378 INFO kablam!     |                 help: remove this `mut`
Sep 02 10:15:33.379 INFO kablam!     |
Sep 02 10:15:33.379 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 10:15:33.379 INFO kablam! 
Sep 02 10:15:34.960 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 02 10:15:34.960 INFO kablam!  --> src/lib.rs:3:12
Sep 02 10:15:34.960 INFO kablam!   |
Sep 02 10:15:34.960 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 02 10:15:34.960 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 02 10:15:34.960 INFO kablam! 
Sep 02 10:15:35.175 INFO kablam! error: aborting due to previous error
Sep 02 10:15:35.175 INFO kablam! 
Sep 02 10:15:35.175 INFO kablam! Some errors occurred: E0635, E0705.
Sep 02 10:15:35.175 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 02 10:15:35.190 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 02 10:15:35.190 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 10:15:35.479 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 02 10:15:35.479 INFO kablam!  --> src/lib.rs:3:12
Sep 02 10:15:35.479 INFO kablam!   |
Sep 02 10:15:35.479 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 02 10:15:35.479 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 02 10:15:35.479 INFO kablam! 
Sep 02 10:15:35.653 INFO kablam! error: aborting due to previous error
Sep 02 10:15:35.653 INFO kablam! 
Sep 02 10:15:35.653 INFO kablam! Some errors occurred: E0635, E0705.
Sep 02 10:15:35.653 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 02 10:15:35.680 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 02 10:15:35.680 INFO kablam! 
Sep 02 10:15:35.680 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 10:15:35.682 INFO kablam! su: No module specific data is present
Sep 02 10:15:36.070 INFO running `"docker" "rm" "-f" "120e26e268417dcf1d0fbc8351ad386be906ffc8dca0e7b1380fa8b0a09f8ed9"`
Sep 02 10:15:36.155 INFO blam! 120e26e268417dcf1d0fbc8351ad386be906ffc8dca0e7b1380fa8b0a09f8ed9