Nov 28 07:03:04.845 INFO checking danielpclark/bench_ruby_ffi_example against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 07:03:04.846 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 07:03:05.292 INFO [stdout] 9d2a9bc030ff344420bd5f4cc0a24ec7f12f5f1960b13f83dbd6a98e05baa30b
Nov 28 07:03:05.295 INFO running `"docker" "start" "-a" "9d2a9bc030ff344420bd5f4cc0a24ec7f12f5f1960b13f83dbd6a98e05baa30b"`
Nov 28 07:03:06.755 INFO [stderr] usermod: no changes
Nov 28 07:03:06.828 INFO [stderr]     Checking array_tool v0.4.1
Nov 28 07:03:06.840 INFO [stderr]     Checking ruby-sys v0.2.20
Nov 28 07:03:07.628 INFO [stderr]     Checking ruru v0.9.3
Nov 28 07:03:08.404 INFO [stderr]     Checking ffi_example v0.0.1 (/source)
Nov 28 07:03:08.909 INFO [stderr] warning: unused import: `self::array_tool::string::Squeeze`
Nov 28 07:03:08.909 INFO [stderr]   --> src/lib.rs:11:7
Nov 28 07:03:08.909 INFO [stderr]    |
Nov 28 07:03:08.909 INFO [stderr] 11 |   use self::array_tool::string::Squeeze;
Nov 28 07:03:08.909 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 07:03:08.909 INFO [stderr]    |
Nov 28 07:03:08.909 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 07:03:08.909 INFO [stderr] 
Nov 28 07:03:08.956 INFO [stderr] warning: unused import: `self::array_tool::string::Squeeze`
Nov 28 07:03:08.956 INFO [stderr]   --> src/lib.rs:11:7
Nov 28 07:03:08.956 INFO [stderr]    |
Nov 28 07:03:08.956 INFO [stderr] 11 |   use self::array_tool::string::Squeeze;
Nov 28 07:03:08.956 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 07:03:08.956 INFO [stderr]    |
Nov 28 07:03:08.956 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 07:03:08.956 INFO [stderr] 
Nov 28 07:03:09.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
Nov 28 07:03:09.140 INFO [stderr] su: No module specific data is present
Nov 28 07:03:09.658 INFO running `"docker" "inspect" "9d2a9bc030ff344420bd5f4cc0a24ec7f12f5f1960b13f83dbd6a98e05baa30b"`
Nov 28 07:03:09.802 INFO running `"docker" "rm" "-f" "9d2a9bc030ff344420bd5f4cc0a24ec7f12f5f1960b13f83dbd6a98e05baa30b"`
Nov 28 07:03:09.952 INFO [stdout] 9d2a9bc030ff344420bd5f4cc0a24ec7f12f5f1960b13f83dbd6a98e05baa30b