Nov 01 16:25:05.855 INFO checking serial-0.4.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 16:25:05.855 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 16:25:06.380 INFO blam! 78bf5a14a1aea278486028d7b169709b103c1665b36fa4a89b4714bca47f4879
Nov 01 16:25:06.396 INFO running `"docker" "start" "-a" "78bf5a14a1aea278486028d7b169709b103c1665b36fa4a89b4714bca47f4879"`
Nov 01 16:25:07.782 INFO kablam! usermod: no changes
Nov 01 16:25:07.868 INFO kablam!     Checking serial-core v0.4.0
Nov 01 16:25:08.516 INFO kablam!     Checking serial-unix v0.4.0
Nov 01 16:25:09.200 INFO kablam!     Checking serial v0.4.0 (/source)
Nov 01 16:25:12.252 INFO kablam! warning: unused import: `std::io::prelude`
Nov 01 16:25:12.252 INFO kablam!  --> examples/read_write.rs:6:5
Nov 01 16:25:12.252 INFO kablam!   |
Nov 01 16:25:12.252 INFO kablam! 6 | use std::io::prelude::*;
Nov 01 16:25:12.252 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Nov 01 16:25:12.252 INFO kablam!   |
Nov 01 16:25:12.252 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 16:25:12.252 INFO kablam! 
Nov 01 16:25:12.324 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.50s
Nov 01 16:25:12.337 INFO kablam! su: No module specific data is present
Nov 01 16:25:13.193 INFO running `"docker" "rm" "-f" "78bf5a14a1aea278486028d7b169709b103c1665b36fa4a89b4714bca47f4879"`
Nov 01 16:25:13.576 INFO blam! 78bf5a14a1aea278486028d7b169709b103c1665b36fa4a89b4714bca47f4879