Sep 21 08:24:51.725 INFO checking iota-lib-rs-0.0.26 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 08:24:51.725 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 08:24:51.725 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 08:24:51.884 INFO blam! e38a6c741b4e3128423037b2de3ce8d66d94416a0e30046cf7e02ce4985f786d
Sep 21 08:24:51.886 INFO running `"docker" "start" "-a" "e38a6c741b4e3128423037b2de3ce8d66d94416a0e30046cf7e02ce4985f786d"`
Sep 21 08:24:52.954 INFO kablam! usermod: no changes
Sep 21 08:24:52.989 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 21 08:24:53.302 INFO kablam!     Checking iota-lib-rs v0.0.26 (/source)
Sep 21 08:24:53.418 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 21 08:24:53.418 INFO kablam!  --> src/lib.rs:2:12
Sep 21 08:24:53.418 INFO kablam!   |
Sep 21 08:24:53.418 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 21 08:24:53.418 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 21 08:24:53.418 INFO kablam! 
Sep 21 08:24:53.462 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 21 08:24:53.462 INFO kablam!  --> src/lib.rs:2:12
Sep 21 08:24:53.462 INFO kablam!   |
Sep 21 08:24:53.462 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 21 08:24:53.462 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 21 08:24:53.462 INFO kablam! 
Sep 21 08:24:59.918 INFO kablam! warning: variable does not need to be mutable
Sep 21 08:24:59.918 INFO kablam!    --> src/crypto/iss.rs:415:17
Sep 21 08:24:59.918 INFO kablam!     |
Sep 21 08:24:59.918 INFO kablam! 415 |             let mut message_trits = converter::trits_from_string(MESSAGE);
Sep 21 08:24:59.918 INFO kablam!     |                 ----^^^^^^^^^^^^^
Sep 21 08:24:59.918 INFO kablam!     |                 |
Sep 21 08:24:59.918 INFO kablam!     |                 help: remove this `mut`
Sep 21 08:24:59.918 INFO kablam!     |
Sep 21 08:24:59.918 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 08:24:59.918 INFO kablam! 
Sep 21 08:25:00.893 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 21 08:25:00.893 INFO kablam!  --> src/lib.rs:3:12
Sep 21 08:25:00.893 INFO kablam!   |
Sep 21 08:25:00.893 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 21 08:25:00.893 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 21 08:25:00.893 INFO kablam! 
Sep 21 08:25:01.006 INFO kablam! error: aborting due to previous error
Sep 21 08:25:01.006 INFO kablam! 
Sep 21 08:25:01.006 INFO kablam! Some errors occurred: E0635, E0705.
Sep 21 08:25:01.006 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 21 08:25:01.017 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 21 08:25:01.017 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 08:25:01.090 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 21 08:25:01.090 INFO kablam!  --> src/lib.rs:3:12
Sep 21 08:25:01.090 INFO kablam!   |
Sep 21 08:25:01.090 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 21 08:25:01.090 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 21 08:25:01.090 INFO kablam! 
Sep 21 08:25:01.239 INFO kablam! error: aborting due to previous error
Sep 21 08:25:01.239 INFO kablam! 
Sep 21 08:25:01.239 INFO kablam! Some errors occurred: E0635, E0705.
Sep 21 08:25:01.239 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 21 08:25:01.269 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 21 08:25:01.269 INFO kablam! 
Sep 21 08:25:01.269 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 08:25:01.270 INFO kablam! su: No module specific data is present
Sep 21 08:25:01.793 INFO running `"docker" "rm" "-f" "e38a6c741b4e3128423037b2de3ce8d66d94416a0e30046cf7e02ce4985f786d"`
Sep 21 08:25:01.917 INFO blam! e38a6c741b4e3128423037b2de3ce8d66d94416a0e30046cf7e02ce4985f786d