Nov 01 06:31:24.985 INFO checking danielpclark/bench_ruby_ffi_example against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 06:31:24.985 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 06:31:25.374 INFO blam! a13c2e3a8650ba90ffd844d954035b1114a90a1dac433338513fa4dd35d853de
Nov 01 06:31:25.376 INFO running `"docker" "start" "-a" "a13c2e3a8650ba90ffd844d954035b1114a90a1dac433338513fa4dd35d853de"`
Nov 01 06:31:26.582 INFO kablam! usermod: no changes
Nov 01 06:31:26.752 INFO kablam!     Checking array_tool v0.4.1
Nov 01 06:31:26.753 INFO kablam!     Checking ruby-sys v0.2.20
Nov 01 06:31:27.689 INFO kablam!     Checking ruru v0.9.3
Nov 01 06:31:28.625 INFO kablam!     Checking ffi_example v0.0.1 (/source)
Nov 01 06:31:29.475 INFO kablam! warning: unused import: `self::array_tool::string::Squeeze`
Nov 01 06:31:29.476 INFO kablam!   --> src/lib.rs:11:7
Nov 01 06:31:29.477 INFO kablam!    |
Nov 01 06:31:29.478 INFO kablam! 11 |   use self::array_tool::string::Squeeze;
Nov 01 06:31:29.478 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 06:31:29.479 INFO kablam!    |
Nov 01 06:31:29.480 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 06:31:29.480 INFO kablam! 
Nov 01 06:31:29.620 INFO kablam! warning: unused import: `self::array_tool::string::Squeeze`
Nov 01 06:31:29.620 INFO kablam!   --> src/lib.rs:11:7
Nov 01 06:31:29.620 INFO kablam!    |
Nov 01 06:31:29.620 INFO kablam! 11 |   use self::array_tool::string::Squeeze;
Nov 01 06:31:29.620 INFO kablam!    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 06:31:29.620 INFO kablam!    |
Nov 01 06:31:29.620 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 06:31:29.620 INFO kablam! 
Nov 01 06:31:29.806 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
Nov 01 06:31:29.811 INFO kablam! su: No module specific data is present
Nov 01 06:31:30.897 INFO running `"docker" "rm" "-f" "a13c2e3a8650ba90ffd844d954035b1114a90a1dac433338513fa4dd35d853de"`
Nov 01 06:31:31.255 INFO blam! a13c2e3a8650ba90ffd844d954035b1114a90a1dac433338513fa4dd35d853de