Sep 17 22:42:29.329 INFO checking iota-lib-rs-0.0.34 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 22:42:29.329 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 22:42:29.329 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-1/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 22:42:29.469 INFO blam! 9f42b2fe7fa30c911aaff4a783aa3a9088a3bfc771e0ebc550b2e79c7e9bf2ef
Sep 17 22:42:29.470 INFO running `"docker" "start" "-a" "9f42b2fe7fa30c911aaff4a783aa3a9088a3bfc771e0ebc550b2e79c7e9bf2ef"`
Sep 17 22:42:30.162 INFO kablam! usermod: no changes
Sep 17 22:42:30.203 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 17 22:42:30.450 INFO kablam!    Compiling crunchy v0.2.1
Sep 17 22:42:31.310 INFO kablam!     Checking iota-lib-rs v0.0.34 (/source)
Sep 17 22:42:31.372 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 17 22:42:31.372 INFO kablam!   --> src/lib.rs:42:12
Sep 17 22:42:31.372 INFO kablam!    |
Sep 17 22:42:31.372 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 17 22:42:31.372 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 17 22:42:31.372 INFO kablam! 
Sep 17 22:42:31.387 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 17 22:42:31.387 INFO kablam!   --> src/lib.rs:42:12
Sep 17 22:42:31.387 INFO kablam!    |
Sep 17 22:42:31.387 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 17 22:42:31.387 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 17 22:42:31.387 INFO kablam! 
Sep 17 22:42:37.555 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 17 22:42:37.555 INFO kablam!   --> src/lib.rs:43:12
Sep 17 22:42:37.555 INFO kablam!    |
Sep 17 22:42:37.555 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 17 22:42:37.555 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 17 22:42:37.555 INFO kablam! 
Sep 17 22:42:37.683 INFO kablam! error: aborting due to previous error
Sep 17 22:42:37.683 INFO kablam! 
Sep 17 22:42:37.683 INFO kablam! Some errors occurred: E0635, E0705.
Sep 17 22:42:37.683 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 17 22:42:37.689 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 17 22:42:37.689 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 17 22:42:38.155 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 17 22:42:38.155 INFO kablam!   --> src/lib.rs:43:12
Sep 17 22:42:38.155 INFO kablam!    |
Sep 17 22:42:38.155 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 17 22:42:38.155 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 17 22:42:38.155 INFO kablam! 
Sep 17 22:42:38.315 INFO kablam! error: aborting due to previous error
Sep 17 22:42:38.315 INFO kablam! 
Sep 17 22:42:38.315 INFO kablam! Some errors occurred: E0635, E0705.
Sep 17 22:42:38.315 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 17 22:42:38.340 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 17 22:42:38.340 INFO kablam! 
Sep 17 22:42:38.340 INFO kablam! To learn more, run the command again with --verbose.
Sep 17 22:42:38.341 INFO kablam! su: No module specific data is present
Sep 17 22:42:39.320 INFO running `"docker" "rm" "-f" "9f42b2fe7fa30c911aaff4a783aa3a9088a3bfc771e0ebc550b2e79c7e9bf2ef"`
Sep 17 22:42:39.591 INFO blam! 9f42b2fe7fa30c911aaff4a783aa3a9088a3bfc771e0ebc550b2e79c7e9bf2ef