androidx.collection.ObjectIntMapKt -> xs1:
# {"id":"sourceFile","fileName":"ObjectIntMap.kt"}
    androidx.collection.MutableObjectIntMap EmptyObjectIntMap -> a
      # {"id":"com.android.tools.r8.residualsignature","signature":"Ldo1;"}
    1:9:void <clinit>():44:44 -> <clinit>
    1:6:androidx.collection.MutableObjectIntMap mutableObjectIntMapOf():137:137 -> a
      # {"id":"com.android.tools.r8.residualsignature","signature":"()Ldo1;"}
