Sep 19 23:43:50.369 INFO checking iota-lib-rs-0.0.34 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 23:43:50.369 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 23:43:50.369 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:43:50.508 INFO blam! 597f0e161197e4866519ac28345e4b3e83c0652acc38dffeb3b3cbcb8c0725ff
Sep 19 23:43:50.511 INFO running `"docker" "start" "-a" "597f0e161197e4866519ac28345e4b3e83c0652acc38dffeb3b3cbcb8c0725ff"`
Sep 19 23:43:51.164 INFO kablam! usermod: no changes
Sep 19 23:43:51.188 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 19 23:43:51.650 INFO kablam!    Compiling crunchy v0.2.1
Sep 19 23:43:52.495 INFO kablam!     Checking iota-lib-rs v0.0.34 (/source)
Sep 19 23:43:52.595 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 19 23:43:52.595 INFO kablam!   --> src/lib.rs:42:12
Sep 19 23:43:52.595 INFO kablam!    |
Sep 19 23:43:52.603 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 19 23:43:52.603 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 19 23:43:52.603 INFO kablam! 
Sep 19 23:43:52.675 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 19 23:43:52.675 INFO kablam!   --> src/lib.rs:42:12
Sep 19 23:43:52.675 INFO kablam!    |
Sep 19 23:43:52.675 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 19 23:43:52.675 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 19 23:43:52.675 INFO kablam! 
Sep 19 23:44:02.767 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 19 23:44:02.767 INFO kablam!   --> src/lib.rs:43:12
Sep 19 23:44:02.767 INFO kablam!    |
Sep 19 23:44:02.767 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 19 23:44:02.767 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 19 23:44:02.767 INFO kablam! 
Sep 19 23:44:02.898 INFO kablam! error: aborting due to previous error
Sep 19 23:44:02.898 INFO kablam! 
Sep 19 23:44:02.898 INFO kablam! Some errors occurred: E0635, E0705.
Sep 19 23:44:02.898 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 19 23:44:02.907 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 19 23:44:02.907 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 23:44:03.062 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 19 23:44:03.062 INFO kablam!   --> src/lib.rs:43:12
Sep 19 23:44:03.062 INFO kablam!    |
Sep 19 23:44:03.062 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 19 23:44:03.062 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 19 23:44:03.062 INFO kablam! 
Sep 19 23:44:03.173 INFO kablam! error: aborting due to previous error
Sep 19 23:44:03.173 INFO kablam! 
Sep 19 23:44:03.173 INFO kablam! Some errors occurred: E0635, E0705.
Sep 19 23:44:03.173 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 19 23:44:03.197 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 19 23:44:03.197 INFO kablam! 
Sep 19 23:44:03.197 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 23:44:03.199 INFO kablam! su: No module specific data is present
Sep 19 23:44:03.600 INFO running `"docker" "rm" "-f" "597f0e161197e4866519ac28345e4b3e83c0652acc38dffeb3b3cbcb8c0725ff"`
Sep 19 23:44:03.671 INFO blam! 597f0e161197e4866519ac28345e4b3e83c0652acc38dffeb3b3cbcb8c0725ff