Dec 05 02:55:28.907 INFO checking DanWatkins/dbfc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:55:28.907 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 02:55:29.299 INFO [stdout] 3c32c8e027831fd10a5bcd91af570a049e0393f575da66c8d3d951988f77ddd4
Dec 05 02:55:29.304 INFO running `"docker" "start" "-a" "3c32c8e027831fd10a5bcd91af570a049e0393f575da66c8d3d951988f77ddd4"`
Dec 05 02:55:30.611 INFO [stderr] usermod: no changes
Dec 05 02:55:30.723 INFO [stderr]     Checking generic-array v0.8.3
Dec 05 02:55:31.391 INFO [stderr]     Checking digest v0.6.2
Dec 05 02:55:31.394 INFO [stderr]     Checking block-buffer v0.2.0
Dec 05 02:55:32.395 INFO [stderr]     Checking sha2 v0.6.0
Dec 05 02:55:33.222 INFO [stderr]     Checking dbfc v0.1.0 (/source)
Dec 05 02:55:36.207 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 02:55:36.207 INFO [stderr]    --> src/batch_job.rs:190:21
Dec 05 02:55:36.207 INFO [stderr]     |
Dec 05 02:55:36.207 INFO [stderr] 190 |                     self.write_log_text(&why);
Dec 05 02:55:36.207 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:55:36.207 INFO [stderr]     |
Dec 05 02:55:36.207 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 02:55:36.207 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 02:55:36.207 INFO [stderr] 
Dec 05 02:55:36.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 02:55:36.366 INFO [stderr]    --> src/batch_job.rs:190:21
Dec 05 02:55:36.366 INFO [stderr]     |
Dec 05 02:55:36.366 INFO [stderr] 190 |                     self.write_log_text(&why);
Dec 05 02:55:36.366 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:55:36.366 INFO [stderr]     |
Dec 05 02:55:36.366 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 02:55:36.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 02:55:36.366 INFO [stderr] 
Dec 05 02:55:36.407 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
Dec 05 02:55:36.416 INFO [stderr] su: No module specific data is present
Dec 05 02:55:37.015 INFO running `"docker" "inspect" "3c32c8e027831fd10a5bcd91af570a049e0393f575da66c8d3d951988f77ddd4"`
Dec 05 02:55:37.187 INFO running `"docker" "rm" "-f" "3c32c8e027831fd10a5bcd91af570a049e0393f575da66c8d3d951988f77ddd4"`
Dec 05 02:55:37.520 INFO [stdout] 3c32c8e027831fd10a5bcd91af570a049e0393f575da66c8d3d951988f77ddd4