Dec 04 12:35:04.522 INFO checking pcarleton/dumb-dig against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 12:35:04.522 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 12:35:04.839 INFO [stdout] 091f68dd7d076f9a1ffe5db7198b3582e24dc6535e4adc6e6ac38074178acdcf
Dec 04 12:35:04.846 INFO running `"docker" "start" "-a" "091f68dd7d076f9a1ffe5db7198b3582e24dc6535e4adc6e6ac38074178acdcf"`
Dec 04 12:35:05.800 INFO [stderr] usermod: no changes
Dec 04 12:35:05.847 INFO [stderr]     Checking rdns v0.1.0 (/source)
Dec 04 12:35:06.306 INFO [stderr] warning: function is never used: `print_bytes`
Dec 04 12:35:06.306 INFO [stderr]    --> src/main.rs:308:1
Dec 04 12:35:06.306 INFO [stderr]     |
Dec 04 12:35:06.306 INFO [stderr] 308 | fn print_bytes(bytes: &[u8]) {
Dec 04 12:35:06.306 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:35:06.306 INFO [stderr]     |
Dec 04 12:35:06.306 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 12:35:06.306 INFO [stderr] 
Dec 04 12:35:06.306 INFO [stderr] warning: function is never used: `compare_bytes`
Dec 04 12:35:06.306 INFO [stderr]    --> src/main.rs:314:1
Dec 04 12:35:06.306 INFO [stderr]     |
Dec 04 12:35:06.306 INFO [stderr] 314 | fn compare_bytes(a: &[u8], b: &[u8]) {
Dec 04 12:35:06.306 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:35:06.306 INFO [stderr] 
Dec 04 12:35:06.483 INFO [stderr] warning: function is never used: `print_bytes`
Dec 04 12:35:06.483 INFO [stderr]    --> src/main.rs:308:1
Dec 04 12:35:06.483 INFO [stderr]     |
Dec 04 12:35:06.483 INFO [stderr] 308 | fn print_bytes(bytes: &[u8]) {
Dec 04 12:35:06.483 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:35:06.483 INFO [stderr]     |
Dec 04 12:35:06.483 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 12:35:06.483 INFO [stderr] 
Dec 04 12:35:06.483 INFO [stderr] warning: function is never used: `compare_bytes`
Dec 04 12:35:06.483 INFO [stderr]    --> src/main.rs:314:1
Dec 04 12:35:06.483 INFO [stderr]     |
Dec 04 12:35:06.483 INFO [stderr] 314 | fn compare_bytes(a: &[u8], b: &[u8]) {
Dec 04 12:35:06.483 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:35:06.483 INFO [stderr] 
Dec 04 12:35:06.501 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 04 12:35:06.502 INFO [stderr] su: No module specific data is present
Dec 04 12:35:07.029 INFO running `"docker" "inspect" "091f68dd7d076f9a1ffe5db7198b3582e24dc6535e4adc6e6ac38074178acdcf"`
Dec 04 12:35:07.247 INFO running `"docker" "rm" "-f" "091f68dd7d076f9a1ffe5db7198b3582e24dc6535e4adc6e6ac38074178acdcf"`
Dec 04 12:35:07.423 INFO [stdout] 091f68dd7d076f9a1ffe5db7198b3582e24dc6535e4adc6e6ac38074178acdcf