import org.checkerframework.checker.nullness.qual.*;
import org.checkerframework.dataflow.qual.*;

public final class StaticInLoop {

    public static @MonotonicNonNull String data_trace_state = null;

    @RequiresNonNull("StaticInLoop.data_trace_state")
    private static void read_vals_and_mods_from_trace_file(Object[] vals, int[] mods) {
        for (; ; ) {
            data_trace_state.toString();
            vals[0] = "hello";
        }
    }
}
