Sep 17 22:32:00.804 INFO checking joinkit-0.2.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 22:32:00.804 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 22:32:00.804 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-5/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 22:32:00.976 INFO blam! 83e99b871376283acfee537026e82fcd233eeecfc9c7876349f33be2f9c64d2e
Sep 17 22:32:00.979 INFO running `"docker" "start" "-a" "83e99b871376283acfee537026e82fcd233eeecfc9c7876349f33be2f9c64d2e"`
Sep 17 22:32:01.691 INFO kablam! usermod: no changes
Sep 17 22:32:01.807 INFO kablam!     Checking joinkit v0.2.0 (/source)
Sep 17 22:32:02.226 INFO kablam! warning: unused `#[macro_use]` import
Sep 17 22:32:02.227 INFO kablam!   --> src/lib.rs:27:1
Sep 17 22:32:02.227 INFO kablam!    |
Sep 17 22:32:02.227 INFO kablam! 27 | #[macro_use]
Sep 17 22:32:02.227 INFO kablam!    | ^^^^^^^^^^^^
Sep 17 22:32:02.227 INFO kablam!    |
Sep 17 22:32:02.227 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 17 22:32:02.227 INFO kablam! 
Sep 17 22:32:02.271 INFO kablam! warning: unused `#[macro_use]` import
Sep 17 22:32:02.271 INFO kablam!   --> src/lib.rs:27:1
Sep 17 22:32:02.271 INFO kablam!    |
Sep 17 22:32:02.271 INFO kablam! 27 | #[macro_use]
Sep 17 22:32:02.271 INFO kablam!    | ^^^^^^^^^^^^
Sep 17 22:32:02.271 INFO kablam!    |
Sep 17 22:32:02.271 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 17 22:32:02.271 INFO kablam! 
Sep 17 22:32:02.443 INFO kablam! warning: unused import: `itertools::Itertools`
Sep 17 22:32:02.443 INFO kablam!  --> src/util.rs:3:5
Sep 17 22:32:02.443 INFO kablam!   |
Sep 17 22:32:02.443 INFO kablam! 3 | use itertools::Itertools;
Sep 17 22:32:02.443 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 17 22:32:02.443 INFO kablam! 
Sep 17 22:32:02.443 INFO kablam! warning: unused import: `BufRead`
Sep 17 22:32:02.443 INFO kablam!  --> src/util.rs:5:15
Sep 17 22:32:02.443 INFO kablam!   |
Sep 17 22:32:02.443 INFO kablam! 5 | use std::io::{BufRead, Write, BufWriter,};
Sep 17 22:32:02.443 INFO kablam!   |               ^^^^^^^
Sep 17 22:32:02.443 INFO kablam! 
Sep 17 22:32:02.499 INFO kablam! warning: unused import: `itertools::Itertools`
Sep 17 22:32:02.499 INFO kablam!  --> src/util.rs:3:5
Sep 17 22:32:02.499 INFO kablam!   |
Sep 17 22:32:02.499 INFO kablam! 3 | use itertools::Itertools;
Sep 17 22:32:02.499 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 17 22:32:02.499 INFO kablam! 
Sep 17 22:32:02.499 INFO kablam! warning: unused import: `BufRead`
Sep 17 22:32:02.499 INFO kablam!  --> src/util.rs:5:15
Sep 17 22:32:02.499 INFO kablam!   |
Sep 17 22:32:02.499 INFO kablam! 5 | use std::io::{BufRead, Write, BufWriter,};
Sep 17 22:32:02.499 INFO kablam!   |               ^^^^^^^
Sep 17 22:32:02.499 INFO kablam! 
Sep 17 22:32:04.769 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
Sep 17 22:32:04.769 INFO kablam! su: No module specific data is present
Sep 17 22:32:05.726 INFO running `"docker" "rm" "-f" "83e99b871376283acfee537026e82fcd233eeecfc9c7876349f33be2f9c64d2e"`
Sep 17 22:32:05.784 INFO blam! 83e99b871376283acfee537026e82fcd233eeecfc9c7876349f33be2f9c64d2e