Description of the problem / feature request:

When overriding the copts and linkopts build configuration with None values in a transition, Bazel crashes with a NullPointerException.

Bugs: what's the simplest, easiest way to reproduce this bug? Please provide a minimal example if possible.

def _my_transition_impl(settings, attr):
    return {
        "//command_line_

Looking at https://getpino.io/#/docs/benchmarks:

pino.info('hello world'):

BASIC benchmark averages
Bunyan average: 662.904ms
Winston average: 564.752ms
Bole average: 301.894ms
Debug average: 361.052ms
LogLevel average: 330.394ms
Pino average: 246.336ms
PinoAsync average: 129.507ms
PinoNodeStream average: 276.479ms

It looks like I can expect to log 'hello world' about 4

OkDownload Version

1.0.5

Problem Describe

判断任务是否在运行的代码：

public synchronized boolean isRunning(DownloadTask task) {
        Util.d(TAG, "isRunning: " + task.getId());
        for (DownloadCall call : runningSyncCalls) {
            if (call.isCanceled()) continue;
            if (call.equalsTask(task)) {
                return true;
            }
        }