stream.println('info')

        then:
        1 * listener.onOutput({ it instanceof LogLevelChangeEvent && it.newLogLevel == LogLevel.INFO })
        1 * listener.onOutput({ it instanceof StyledTextOutputEvent && it.spans[0].text == withEOL('info') })
        original.toString() == ''
        0 * listener._
    }

    def fillsInEventDetails() {
        given:
        currentBuildOperationRef.set(new DefaultBuildOperationRef(

        List spans = [new StyledTextOutputEvent.Span(StyledTextOutput.Style.UserInput, 'UserInput'),
                new StyledTextOutputEvent.Span(StyledTextOutput.Style.Normal, 'Normal'),
                new StyledTextOutputEvent.Span(StyledTextOutput.Style.Header, 'Header')
        ]
        def event = new StyledTextOutputEvent(100, 'category', LogLevel.LIFECYCLE, null, spans)

        when:
        event.render(output)

	if span.list != list {
		print("runtime: failed mSpanList.remove span.npages=", span.npages,
			" span=", span, " prev=", span.prev, " span.list=", span.list, " list=", list, "\n")
		throw("mSpanList.remove")
	}
	if list.first == span {
		list.first = span.next
	} else {
		span.prev.next = span.next
	}
	if list.last == span {
		list.last = span.prev
	} else {
		span.next.prev = span.prev

		t.Logf("got span %+v, want span %+v", got, want)
		return false
	}
	if len(got.ChildSpans) < len(want.ChildSpans) {
		t.Logf("got %d child spans from, want %d child spans, maybe trace has not be fully reported",
			len(got.ChildSpans), len(want.ChildSpans))
		return false
	} else if len(got.ChildSpans) > len(want.ChildSpans) {

//   can free a whole span if none of the objects are marked, but that
//   isn't its goal. This can be driven either synchronously by
//   mcentral.cacheSpan for mcentral spans, or asynchronously by
//   sweepone, which looks at all the mcentral lists.
//
// * The span reclaimer looks for spans that contain no marked objects
//   and frees whole spans. This is a separate algorithm because

    }

    function findCodeBlocks() {
        var spans = document.getElementById("tabs").getElementsByTagName("span");
        var codeBlocks = [];
        for (var i = 0; i < spans.length; ++i) {
            if (spans[i].className.indexOf("code") >= 0) {
                codeBlocks.push(spans[i]);
            }
        }
        return codeBlocks;
    }

        threadedConfigurationProgress.details.category == 'system.out'
        threadedConfigurationProgress.details.spans.size == 1
        threadedConfigurationProgress.details.spans[0].styleName == 'Normal'

        OperationIdentifier buildOperationId = decoder.readBoolean() ? new OperationIdentifier(decoder.readSmallLong()) : null;
        List<StyledTextOutputEvent.Span> spans = spanSerializer.read(decoder);
        return new StyledTextOutputEvent(timestamp, category, logLevel, buildOperationId, spans);
    }

apiVersion: release-notes/v2
kind: feature
area: telemetry
issue:
  - 48336
releaseNotes:
  - |

	// this block. This number is used to help determine when a block
	// may be safely recycled.
	popped atomic.Uint32

	// spans is the set of spans in this block.
	spans [spanSetBlockEntries]atomicMSpanPointer
}

// push adds span s to buffer b. push is safe to call concurrently
// with other push and pop operations.
func (b *spanSet) push(s *mspan) {
	// Obtain our slot.