Sep 01 07:00:30.674 INFO checking serial-0.4.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 07:00:30.674 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 07:00:30.674 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 07:00:30.810 INFO blam! 3b0a0ba02a7f0bdeb916c6eaaa0d2e5466bc7ac0bfae9f5f7c82ddf98ee7cf7f
Sep 01 07:00:30.812 INFO running `"docker" "start" "-a" "3b0a0ba02a7f0bdeb916c6eaaa0d2e5466bc7ac0bfae9f5f7c82ddf98ee7cf7f"`
Sep 01 07:00:31.578 INFO kablam!     Checking serial-core v0.4.0
Sep 01 07:00:32.085 INFO kablam!     Checking serial-unix v0.4.0
Sep 01 07:00:32.563 INFO kablam!     Checking serial v0.4.0 (file:///source)
Sep 01 07:00:33.693 INFO kablam! warning: unused import: `std::io::prelude`
Sep 01 07:00:33.693 INFO kablam!  --> examples/read_write.rs:6:5
Sep 01 07:00:33.693 INFO kablam!   |
Sep 01 07:00:33.693 INFO kablam! 6 | use std::io::prelude::*;
Sep 01 07:00:33.693 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Sep 01 07:00:33.693 INFO kablam!   |
Sep 01 07:00:33.693 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 07:00:33.693 INFO kablam! 
Sep 01 07:00:33.735 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
Sep 01 07:00:33.742 INFO kablam! su: No module specific data is present
Sep 01 07:00:34.225 INFO running `"docker" "rm" "-f" "3b0a0ba02a7f0bdeb916c6eaaa0d2e5466bc7ac0bfae9f5f7c82ddf98ee7cf7f"`
Sep 01 07:00:34.308 INFO blam! 3b0a0ba02a7f0bdeb916c6eaaa0d2e5466bc7ac0bfae9f5f7c82ddf98ee7cf7f