io.opentracing.contrib:opentracing-scala-concurrent_2.12 0.0.6 io.opentracing.contrib opentracing-scala-concurrent_2.12 0.0.6
io.opentracing.contrib:opentracing-scala-concurrent_2.12 0.0.4 io.opentracing.contrib opentracing-scala-concurrent_2.12 0.0.4