Nov 30 04:37:34.778 INFO checking danielpclark/bench_ruby_ffi_example against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 04:37:34.778 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 04:37:35.220 INFO [stdout] 17fca6d97a09e01755a71b2a6b80a2c2bd939f678b18eca9c376205f8f275189
Nov 30 04:37:35.222 INFO running `"docker" "start" "-a" "17fca6d97a09e01755a71b2a6b80a2c2bd939f678b18eca9c376205f8f275189"`
Nov 30 04:37:36.166 INFO [stderr] usermod: no changes
Nov 30 04:37:36.272 INFO [stderr]    Compiling ruby-sys v0.2.20
Nov 30 04:37:36.292 INFO [stderr]     Checking array_tool v0.4.1
Nov 30 04:37:38.324 INFO [stderr]     Checking ruru v0.9.3
Nov 30 04:37:39.149 INFO [stderr]     Checking ffi_example v0.0.1 (/source)
Nov 30 04:37:39.996 INFO [stderr] warning: unused import: `self::array_tool::string::Squeeze`
Nov 30 04:37:39.996 INFO [stderr]   --> src/lib.rs:11:7
Nov 30 04:37:39.996 INFO [stderr]    |
Nov 30 04:37:39.996 INFO [stderr] 11 |   use self::array_tool::string::Squeeze;
Nov 30 04:37:39.996 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:37:39.996 INFO [stderr]    |
Nov 30 04:37:39.996 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 04:37:39.997 INFO [stderr] 
Nov 30 04:37:40.143 INFO [stderr] warning: unused import: `self::array_tool::string::Squeeze`
Nov 30 04:37:40.143 INFO [stderr]   --> src/lib.rs:11:7
Nov 30 04:37:40.143 INFO [stderr]    |
Nov 30 04:37:40.143 INFO [stderr] 11 |   use self::array_tool::string::Squeeze;
Nov 30 04:37:40.143 INFO [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 04:37:40.143 INFO [stderr]    |
Nov 30 04:37:40.143 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 04:37:40.143 INFO [stderr] 
Nov 30 04:37:40.348 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
Nov 30 04:37:40.357 INFO [stderr] su: No module specific data is present
Nov 30 04:37:41.256 INFO running `"docker" "inspect" "17fca6d97a09e01755a71b2a6b80a2c2bd939f678b18eca9c376205f8f275189"`
Nov 30 04:37:41.628 INFO running `"docker" "rm" "-f" "17fca6d97a09e01755a71b2a6b80a2c2bd939f678b18eca9c376205f8f275189"`
Nov 30 04:37:41.920 INFO [stdout] 17fca6d97a09e01755a71b2a6b80a2c2bd939f678b18eca9c376205f8f275189