Sep 20 01:31:28.040 INFO checking iota-lib-rs-0.0.34 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 01:31:28.040 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 01:31:28.040 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:31:28.191 INFO blam! ba9c92ceee49ee92b03c27cf19419130c8ab3d21155572ef50f97216e73bbd52
Sep 20 01:31:28.193 INFO running `"docker" "start" "-a" "ba9c92ceee49ee92b03c27cf19419130c8ab3d21155572ef50f97216e73bbd52"`
Sep 20 01:31:29.350 INFO kablam! usermod: no changes
Sep 20 01:31:29.391 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 20 01:31:29.744 INFO kablam!    Compiling crunchy v0.2.1
Sep 20 01:31:30.806 INFO kablam!     Checking iota-lib-rs v0.0.34 (/source)
Sep 20 01:31:30.922 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 20 01:31:30.922 INFO kablam!   --> src/lib.rs:42:12
Sep 20 01:31:30.922 INFO kablam!    |
Sep 20 01:31:30.922 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 20 01:31:30.922 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 20 01:31:30.922 INFO kablam! 
Sep 20 01:31:31.026 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 20 01:31:31.026 INFO kablam!   --> src/lib.rs:42:12
Sep 20 01:31:31.026 INFO kablam!    |
Sep 20 01:31:31.026 INFO kablam! 42 | #![feature(rust_2018_preview)]
Sep 20 01:31:31.026 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 20 01:31:31.026 INFO kablam! 
Sep 20 01:31:39.134 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 20 01:31:39.134 INFO kablam!   --> src/lib.rs:43:12
Sep 20 01:31:39.134 INFO kablam!    |
Sep 20 01:31:39.134 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 20 01:31:39.134 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 20 01:31:39.134 INFO kablam! 
Sep 20 01:31:39.282 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 20 01:31:39.282 INFO kablam!   --> src/lib.rs:43:12
Sep 20 01:31:39.282 INFO kablam!    |
Sep 20 01:31:39.282 INFO kablam! 43 | #![feature(rust_2018_idioms)]
Sep 20 01:31:39.282 INFO kablam!    |            ^^^^^^^^^^^^^^^^
Sep 20 01:31:39.282 INFO kablam! 
Sep 20 01:31:39.284 INFO kablam! error: aborting due to previous error
Sep 20 01:31:39.284 INFO kablam! 
Sep 20 01:31:39.284 INFO kablam! Some errors occurred: E0635, E0705.
Sep 20 01:31:39.284 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 20 01:31:39.299 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 20 01:31:39.299 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 01:31:39.414 INFO kablam! error: aborting due to previous error
Sep 20 01:31:39.414 INFO kablam! 
Sep 20 01:31:39.414 INFO kablam! Some errors occurred: E0635, E0705.
Sep 20 01:31:39.414 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 20 01:31:39.441 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 20 01:31:39.441 INFO kablam! 
Sep 20 01:31:39.441 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 01:31:39.442 INFO kablam! su: No module specific data is present
Sep 20 01:31:39.972 INFO running `"docker" "rm" "-f" "ba9c92ceee49ee92b03c27cf19419130c8ab3d21155572ef50f97216e73bbd52"`
Sep 20 01:31:40.069 INFO blam! ba9c92ceee49ee92b03c27cf19419130c8ab3d21155572ef50f97216e73bbd52