Sep 06 07:28:51.229 INFO checking enumerate-split-0.0.1 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 07:28:51.229 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 07:28:51.229 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 07:28:51.363 INFO blam! f09cdcf93b854e785e51d0a380724b3cdad921edacb2217e3c4c0a72f93e1974
Sep 06 07:28:51.364 INFO running `"docker" "start" "-a" "f09cdcf93b854e785e51d0a380724b3cdad921edacb2217e3c4c0a72f93e1974"`
Sep 06 07:28:51.970 INFO kablam! usermod: no changes
Sep 06 07:28:52.006 INFO kablam!     Checking enumerate-split v0.0.1 (file:///source)
Sep 06 07:28:52.224 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 06 07:28:52.224 INFO kablam!   --> src/lib.rs:84:9
Sep 06 07:28:52.224 INFO kablam!    |
Sep 06 07:28:52.224 INFO kablam! 84 |     use std::io::prelude::*;
Sep 06 07:28:52.224 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^
Sep 06 07:28:52.224 INFO kablam!    |
Sep 06 07:28:52.224 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 06 07:28:52.224 INFO kablam! 
Sep 06 07:28:52.275 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
Sep 06 07:28:52.277 INFO kablam! su: No module specific data is present
Sep 06 07:28:53.213 INFO running `"docker" "rm" "-f" "f09cdcf93b854e785e51d0a380724b3cdad921edacb2217e3c4c0a72f93e1974"`
Sep 06 07:28:53.321 INFO blam! f09cdcf93b854e785e51d0a380724b3cdad921edacb2217e3c4c0a72f93e1974