remove fuzzer

We haven't used the fuzzer in a while and
it is a maintenance burden.

build.sbt

@@ -185,66 +185,3 @@ lazy val benchmark = (project in file("benchmark"))
     assembly / test := {},
     assembly / assemblyOutputPath := file("./utils/bin/firrtl-benchmark.jar")
   )
-
-val JQF_VERSION = "1.5"
-
-lazy val jqf = (project in file("jqf"))
-  .settings(commonSettings)
-  .settings(
-    libraryDependencies ++= Seq(
-      "edu.berkeley.cs.jqf" % "jqf-fuzz" % JQF_VERSION,
-      "edu.berkeley.cs.jqf" % "jqf-instrument" % JQF_VERSION,
-      "com.github.scopt" %% "scopt" % "3.7.1"
-    )
-  )
-
-lazy val jqfFuzz = sbt.inputKey[Unit]("input task that runs the firrtl.jqf.JQFFuzz main method")
-lazy val jqfRepro = sbt.inputKey[Unit]("input task that runs the firrtl.jqf.JQFRepro main method")
-
-lazy val testClassAndMethodParser = {
-  import sbt.complete.DefaultParsers._
-  val spaces = SpaceClass.+.string
-  val testClassName =
-    token(Space) ~> token(charClass(c => isScalaIDChar(c) || (c == '.')).+.string, "<test class name>")
-  val testMethod = spaces ~> token(charClass(isScalaIDChar).+.string, "<test method name>")
-  val rest = spaces.? ~> token(any.*.string, "<other args>")
-  (testClassName ~ testMethod ~ rest).map {
-    case ((a, b), c) => (a, b, c)
-  }
-}
-
-lazy val fuzzer = (project in file("fuzzer"))
-  .dependsOn(firrtl)
-  .settings(commonSettings)
-  .settings(
-    libraryDependencies ++= Seq(
-      "com.pholser" % "junit-quickcheck-core" % "0.8",
-      "com.pholser" % "junit-quickcheck-generators" % "0.8",
-      "edu.berkeley.cs.jqf" % "jqf-fuzz" % JQF_VERSION,
-      "org.scalacheck" %% "scalacheck" % "1.14.3" % Test
-    ),
-    jqfFuzz := (Def.inputTaskDyn {
-      val (testClassName, testMethod, otherArgs) = testClassAndMethodParser.parsed
-      val outputDir = (Compile / target).value / "JQF" / testClassName / testMethod
-      val classpath = (Compile / fullClasspathAsJars).toTask.value.files.mkString(":")
-      (Compile / (jqf / runMain)).toTask(
-        s" firrtl.jqf.JQFFuzz " +
-          s"--testClassName $testClassName " +
-          s"--testMethod $testMethod " +
-          s"--classpath $classpath " +
-          s"--outputDirectory $outputDir " +
-          otherArgs
-      )
-    }).evaluated,
-    jqfRepro := (Def.inputTaskDyn {
-      val (testClassName, testMethod, otherArgs) = testClassAndMethodParser.parsed
-      val classpath = (Compile / fullClasspathAsJars).toTask.value.files.mkString(":")
-      (Compile / (jqf / runMain)).toTask(
-        s" firrtl.jqf.JQFRepro " +
-          s"--testClassName $testClassName " +
-          s"--testMethod $testMethod " +
-          s"--classpath $classpath " +
-          otherArgs
-      )
-    }).evaluated
-  )