Dec 12 10:31:24.625 INFO checking optional_struct-0.2.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 10:31:24.625 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 10:31:24.980 INFO [stdout] 59188750925a4b6965588408b08ae6c86a56796ee538fa11ae9e85f1ef252c01
Dec 12 10:31:24.990 INFO running `"docker" "start" "-a" "59188750925a4b6965588408b08ae6c86a56796ee538fa11ae9e85f1ef252c01"`
Dec 12 10:31:25.998 INFO [stderr] usermod: no changes
Dec 12 10:31:26.102 INFO [stderr]    Compiling optional_struct v0.2.0 (/source)
Dec 12 10:31:30.396 INFO [stderr] warning: struct is never constructed: `Config`
Dec 12 10:31:30.396 INFO [stderr]  --> tests/empty.rs:5:1
Dec 12 10:31:30.396 INFO [stderr]   |
Dec 12 10:31:30.396 INFO [stderr] 5 | struct Config {
Dec 12 10:31:30.396 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 12 10:31:30.396 INFO [stderr]   |
Dec 12 10:31:30.396 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 10:31:30.396 INFO [stderr] 
Dec 12 10:31:30.869 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.82s
Dec 12 10:31:30.872 INFO [stderr] su: No module specific data is present
Dec 12 10:31:31.769 INFO running `"docker" "inspect" "59188750925a4b6965588408b08ae6c86a56796ee538fa11ae9e85f1ef252c01"`
Dec 12 10:31:32.104 INFO running `"docker" "rm" "-f" "59188750925a4b6965588408b08ae6c86a56796ee538fa11ae9e85f1ef252c01"`
Dec 12 10:31:32.371 INFO [stdout] 59188750925a4b6965588408b08ae6c86a56796ee538fa11ae9e85f1ef252c01