diff --git a/infer/annotations/Makefile b/infer/annotations/Makefile
index 4749f6946..970b2adb7 100644
--- a/infer/annotations/Makefile
+++ b/infer/annotations/Makefile
@@ -11,9 +11,7 @@ include $(ROOT_DIR)/Makefile.config
 CWD = $(shell pwd)
 JSR_JAR = $(DEPENDENCIES_DIR)/java/jsr-305/jsr305.jar
 ANNOT_SOURCES = $(shell find com/facebook/infer/annotation -name "*.java")
-PROCESSOR_SOURCES = $(shell find com/facebook/infer/annotprocess -name "*.java")
 ANNOT_CLASSES = 'annot_classes'
-PROCESSOR_CLASSES = 'processor_classes'
 
 ANNOTATIONS_JAR = $(CWD)/annotations.jar
 
@@ -27,4 +25,3 @@ $(ANNOTATIONS_JAR): $(ANNOT_SOURCES)
 clean:
 	@rm -rf $(ANNOT_CLASSES)
 	@rm -f $(ANNOTATIONS_JAR)
-	@rm -rf $(PROCESSOR_CLASSES)
diff --git a/infer/annotations/com/facebook/infer/annotprocess/JSONOutputUtils.java b/infer/annotations/com/facebook/infer/annotprocess/JSONOutputUtils.java
deleted file mode 100644
index 9f50e2cde..000000000
--- a/infer/annotations/com/facebook/infer/annotprocess/JSONOutputUtils.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (c) 2016 - present Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-package com.facebook.infer.annotprocess;
-
-import java.io.PrintWriter;
-
-/** Clearly, we should be using an existing JSON output library like Jackson here. However, we can't
-  * do this because we do not want to add Jackson (or another JSON library) to the classpath of the
-  * Java program we are building (along with the JAR for this processor). The reason is that if
-  * there is a different version of the JSON parser library somewhere in the classpath for the
-  * project, it could cause *very* strange problems. Instead, we rol our own library to avoid
-  * introducing depencies on code that the projects we analyze might be using.
-  */
-public class JSONOutputUtils {
-
-  private static final String TAB = "  ";
-
-  private JSONOutputUtils() {}
-
-  // print a comma between all JSON objects except for the last one
-  public static void outputCommaIfNotLast(PrintWriter out, int elemCount, int elemMax) {
-      if (elemCount == elemMax) {
-        out.println("");
-      } else {
-        out.println(",");
-    }
-  }
-
-  public static void outputTabbed(PrintWriter out, String toWrite, int numTabs) {
-    for (int i = 0; i < numTabs; i++) {
-      out.print(TAB);
-    }
-    out.print(toWrite);
-  }
-
-  public static void outputlnTabbed(PrintWriter out, String toWrite, int numTabs) {
-    outputTabbed(out, toWrite, numTabs);
-    out.println();
-  }
-
-  public static String quote(String raw) {
-    return "\"" + raw + "\"";
-  }
-
-  public static void outputMethod(PrintWriter out, String clazz, String method,
-                                  int elemCount, int elemMax) {
-    outputlnTabbed(out, "{", 1);
-    outputlnTabbed(out, "\"language\": \"Java\",", 2);
-    outputTabbed(out, "\"class\": \"" + clazz + "\"", 2);
-    if (method != null) {
-      out.println(",");
-      outputlnTabbed(out, "\"method\": \"" + method + "\"", 2);
-    } else {
-      out.println();
-    }
-    outputlnTabbed(out, "}", 1);
-    outputCommaIfNotLast(out, elemCount, elemMax);
-  }
-
-  public static void outputClass(PrintWriter out, String clazz, int elemCount, int elemMax) {
-    outputMethod(out, clazz, null, elemCount, elemMax);
-  }
-
-  public static void outputClassSourcePair(PrintWriter out, String clazz, String source,
-                                           int elemCount, int elemMax) {
-    outputlnTabbed(out, "\"" + clazz + "\": \"" + source + "\"", 1);
-    outputCommaIfNotLast(out, elemCount, elemMax);
-  }
-
-}
diff --git a/infer/annotations/com/facebook/infer/annotprocess/Preconditions.java b/infer/annotations/com/facebook/infer/annotprocess/Preconditions.java
deleted file mode 100644
index 98a3d1e35..000000000
--- a/infer/annotations/com/facebook/infer/annotprocess/Preconditions.java
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (c) 2015 - present Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-package com.facebook.infer.annotprocess;
-
-public class Preconditions {
-
-  public static <T> T checkNotNull(T reference, String errorMessage) {
-    if (reference == null) {
-      throw new NullPointerException(errorMessage);
-    }
-    return reference;
-  }
-
-}