Comparing source compatibility of  against 
***  MODIFIED CLASS: PUBLIC FINAL io.opentelemetry.sdk.metrics.export.PeriodicMetricReader  (not serializable)
	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
	+++  NEW METHOD: PUBLIC(+) java.lang.String toString()
***  MODIFIED CLASS: PUBLIC ABSTRACT io.opentelemetry.sdk.metrics.InstrumentSelector  (not serializable)
	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
	+++  NEW METHOD: PUBLIC(+) FINAL(+) java.lang.String toString()
***  MODIFIED CLASS: PUBLIC FINAL io.opentelemetry.sdk.metrics.SdkMeterProvider  (not serializable)
	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
	+++  NEW METHOD: PUBLIC(+) java.lang.String toString()
***  MODIFIED CLASS: PUBLIC ABSTRACT io.opentelemetry.sdk.metrics.View  (not serializable)
	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
	+++  NEW METHOD: PUBLIC(+) FINAL(+) java.lang.String toString()