Sep 20 01:31:28.833 INFO checking iota-lib-rs-0.0.26 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 01:31:28.833 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 01:31:28.833 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/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 01:31:28.974 INFO blam! 021110ca9b93c158dbf96824ea8b84bbd7bf0c46fb8ebf8418a80ef37f7aff2a
Sep 20 01:31:28.976 INFO running `"docker" "start" "-a" "021110ca9b93c158dbf96824ea8b84bbd7bf0c46fb8ebf8418a80ef37f7aff2a"`
Sep 20 01:31:29.862 INFO kablam! usermod: no changes
Sep 20 01:31:29.910 INFO kablam! warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Sep 20 01:31:30.188 INFO kablam!     Checking iota-lib-rs v0.0.26 (/source)
Sep 20 01:31:30.354 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 20 01:31:30.354 INFO kablam!  --> src/lib.rs:2:12
Sep 20 01:31:30.354 INFO kablam!   |
Sep 20 01:31:30.354 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 20 01:31:30.354 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 20 01:31:30.354 INFO kablam! 
Sep 20 01:31:30.381 INFO kablam! warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
Sep 20 01:31:30.381 INFO kablam!  --> src/lib.rs:2:12
Sep 20 01:31:30.381 INFO kablam!   |
Sep 20 01:31:30.381 INFO kablam! 2 | #![feature(rust_2018_preview)]
Sep 20 01:31:30.381 INFO kablam!   |            ^^^^^^^^^^^^^^^^^
Sep 20 01:31:30.381 INFO kablam! 
Sep 20 01:31:37.414 INFO kablam! warning: variable does not need to be mutable
Sep 20 01:31:37.414 INFO kablam!    --> src/crypto/iss.rs:415:17
Sep 20 01:31:37.414 INFO kablam!     |
Sep 20 01:31:37.414 INFO kablam! 415 |             let mut message_trits = converter::trits_from_string(MESSAGE);
Sep 20 01:31:37.414 INFO kablam!     |                 ----^^^^^^^^^^^^^
Sep 20 01:31:37.414 INFO kablam!     |                 |
Sep 20 01:31:37.414 INFO kablam!     |                 help: remove this `mut`
Sep 20 01:31:37.414 INFO kablam!     |
Sep 20 01:31:37.414 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 01:31:37.414 INFO kablam! 
Sep 20 01:31:38.245 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 20 01:31:38.245 INFO kablam!  --> src/lib.rs:3:12
Sep 20 01:31:38.245 INFO kablam!   |
Sep 20 01:31:38.245 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 20 01:31:38.245 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 20 01:31:38.245 INFO kablam! 
Sep 20 01:31:38.402 INFO kablam! error: aborting due to previous error
Sep 20 01:31:38.402 INFO kablam! 
Sep 20 01:31:38.402 INFO kablam! Some errors occurred: E0635, E0705.
Sep 20 01:31:38.402 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 20 01:31:38.415 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 20 01:31:38.415 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 01:31:38.666 INFO kablam! error[E0635]: unknown feature `rust_2018_idioms`
Sep 20 01:31:38.666 INFO kablam!  --> src/lib.rs:3:12
Sep 20 01:31:38.666 INFO kablam!   |
Sep 20 01:31:38.666 INFO kablam! 3 | #![feature(rust_2018_idioms)]
Sep 20 01:31:38.666 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Sep 20 01:31:38.666 INFO kablam! 
Sep 20 01:31:38.834 INFO kablam! error: aborting due to previous error
Sep 20 01:31:38.834 INFO kablam! 
Sep 20 01:31:38.834 INFO kablam! Some errors occurred: E0635, E0705.
Sep 20 01:31:38.835 INFO kablam! For more information about an error, try `rustc --explain E0635`.
Sep 20 01:31:38.865 INFO kablam! error: Could not compile `iota-lib-rs`.
Sep 20 01:31:38.865 INFO kablam! 
Sep 20 01:31:38.865 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 01:31:38.871 INFO kablam! su: No module specific data is present
Sep 20 01:31:39.539 INFO running `"docker" "rm" "-f" "021110ca9b93c158dbf96824ea8b84bbd7bf0c46fb8ebf8418a80ef37f7aff2a"`
Sep 20 01:31:39.650 INFO blam! 021110ca9b93c158dbf96824ea8b84bbd7bf0c46fb8ebf8418a80ef37f7aff2a