Sep 01 16:22:16.953 INFO checking joinkit-0.2.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 16:22:16.953 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 16:22:16.953 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 16:22:17.158 INFO blam! f059b9bbab662d90346f795b291d0799ac44f0c33c80ff002281bf5eb08dffa4
Sep 01 16:22:17.160 INFO running `"docker" "start" "-a" "f059b9bbab662d90346f795b291d0799ac44f0c33c80ff002281bf5eb08dffa4"`
Sep 01 16:22:17.990 INFO kablam!     Checking joinkit v0.2.0 (file:///source)
Sep 01 16:22:18.914 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 16:22:18.915 INFO kablam!   --> src/lib.rs:27:1
Sep 01 16:22:18.915 INFO kablam!    |
Sep 01 16:22:18.915 INFO kablam! 27 | #[macro_use]
Sep 01 16:22:18.915 INFO kablam!    | ^^^^^^^^^^^^
Sep 01 16:22:18.915 INFO kablam!    |
Sep 01 16:22:18.915 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 16:22:18.915 INFO kablam! 
Sep 01 16:22:18.951 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 16:22:18.951 INFO kablam!   --> src/lib.rs:27:1
Sep 01 16:22:18.951 INFO kablam!    |
Sep 01 16:22:18.952 INFO kablam! 27 | #[macro_use]
Sep 01 16:22:18.952 INFO kablam!    | ^^^^^^^^^^^^
Sep 01 16:22:18.952 INFO kablam!    |
Sep 01 16:22:18.952 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 16:22:18.952 INFO kablam! 
Sep 01 16:22:19.301 INFO kablam! warning: unused import: `itertools::Itertools`
Sep 01 16:22:19.301 INFO kablam!  --> src/util.rs:3:5
Sep 01 16:22:19.301 INFO kablam!   |
Sep 01 16:22:19.301 INFO kablam! 3 | use itertools::Itertools;
Sep 01 16:22:19.301 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 01 16:22:19.301 INFO kablam! 
Sep 01 16:22:19.301 INFO kablam! warning: unused import: `BufRead`
Sep 01 16:22:19.301 INFO kablam!  --> src/util.rs:5:15
Sep 01 16:22:19.301 INFO kablam!   |
Sep 01 16:22:19.301 INFO kablam! 5 | use std::io::{BufRead, Write, BufWriter,};
Sep 01 16:22:19.301 INFO kablam!   |               ^^^^^^^
Sep 01 16:22:19.301 INFO kablam! 
Sep 01 16:22:19.303 INFO kablam! warning: unused import: `itertools::Itertools`
Sep 01 16:22:19.303 INFO kablam!  --> src/util.rs:3:5
Sep 01 16:22:19.303 INFO kablam!   |
Sep 01 16:22:19.303 INFO kablam! 3 | use itertools::Itertools;
Sep 01 16:22:19.303 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 01 16:22:19.304 INFO kablam! 
Sep 01 16:22:19.304 INFO kablam! warning: unused import: `BufRead`
Sep 01 16:22:19.304 INFO kablam!  --> src/util.rs:5:15
Sep 01 16:22:19.304 INFO kablam!   |
Sep 01 16:22:19.304 INFO kablam! 5 | use std::io::{BufRead, Write, BufWriter,};
Sep 01 16:22:19.304 INFO kablam!   |               ^^^^^^^
Sep 01 16:22:19.304 INFO kablam! 
Sep 01 16:22:23.102 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.16s
Sep 01 16:22:23.108 INFO kablam! su: No module specific data is present
Sep 01 16:22:23.745 INFO running `"docker" "rm" "-f" "f059b9bbab662d90346f795b291d0799ac44f0c33c80ff002281bf5eb08dffa4"`
Sep 01 16:22:23.855 INFO blam! f059b9bbab662d90346f795b291d0799ac44f0c33c80ff002281bf5eb08dffa4