version number

build.sbt

@@ -2,7 +2,7 @@
 lazy val commonSettings = Seq(
     name                 := "Princess",
     organization         := "uuverifiers",
-    version              := "2022-07-01",
+    version              := "2022-11-03",
     homepage             := Some(url("https://philipp.ruemmer.org/princess.shtml")),
     licenses             := Seq("BSD-3-Clause" -> url("https://opensource.org/licenses/BSD-3-Clause")),
     scmInfo              := Some(ScmInfo(
@@ -42,7 +42,7 @@ lazy val commonSettings = Seq(
                             ),
     description          := "Princess is a theorem prover (aka SMT Solver) for Presburger arithmetic, uninterpreted predicates, and various other theories.",
     scalaVersion         := "2.11.12",
-    crossScalaVersions   := Seq("2.11.12", "2.12.16"),
+    crossScalaVersions   := Seq("2.11.12", "2.12.17"),
     fork in run          := true,
     cancelable in Global := true,
     publishTo := Some(Resolver.file("file", new File( "/tmp/shared-repo" )) )
@@ -93,7 +93,7 @@ lazy val root = (project in file(".")).
            "-language:implicitConversions,postfixOps,reflectiveCalls"),
     scalacOptions += (scalaVersion map { sv => sv match {
       case "2.11.12" => "-optimise"
-      case "2.12.16" => "-opt:_"
+      case "2.12.17" => "-opt:_"
     }}).value,
 //
     libraryDependencies +=

src/ap/CmdlMain.scala

@@ -50,7 +50,7 @@ import ap.util.{Debug, Seqs, Timeout}
 
 object CmdlMain {
 
-  val version = "unstable"
+  val version = "2022-11-03"
 
   /**
    * Flag to enable stack traces being fully printed, for problems

src/ap/theories/ExtArray.scala

@@ -64,6 +64,10 @@ object ExtArray {
 
   private val instances = new MHashMap[(Seq[Sort], Sort), ExtArray]
 
+  /**
+   * Get a unique instance of the array theory with the given index
+   * and element sorts.
+   */
   def apply(indexSorts : Seq[Sort], objSort : Sort) : ExtArray = synchronized {
     instances.getOrElseUpdate((indexSorts, objSort),
                               new ExtArray(indexSorts, objSort))
@@ -266,8 +270,8 @@ object ExtArray {
 /**
  * Theory of extensional arrays.
  */
-class ExtArray private (val indexSorts : Seq[Sort],
-                        val objSort : Sort) extends Theory {
+class ExtArray (val indexSorts : Seq[Sort],
+                val objSort : Sort) extends Theory {
   import ExtArray.{AC, AbstractArray}
 
   private val infiniteIndex = indexSorts exists (_.cardinality.isEmpty)