Fuzz introspector: GrammarFuzzer
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
36 0 EP call site: 00000 [org.antlr.v4.runtime.CharStreams].fromString(String)

Fuzzer calltree

0 [GrammarFuzzer].fuzzerTestOneInput(com.code_intelligence.jazzer.api.FuzzedDataProvider) [function] [call site] 00000
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeString(int) [function] [call site] 00001
1 [org.antlr.v4.tool.LexerGrammar].<init>(String) [function] [call site] 00002
2 [org.antlr.v4.tool.Grammar].<init>(String) [function] [call site] 00003
3 [java.util.HashSet].<init>() [function] [call site] 00004
3 [java.util.HashSet].<init>() [function] [call site] 00005
3 [java.util.HashSet].<init>() [function] [call site] 00006
3 [java.util.HashSet].<init>() [function] [call site] 00007
3 [java.util.HashSet].<init>() [function] [call site] 00008
3 [java.util.HashSet].<init>() [function] [call site] 00009
3 [java.util.HashSet].<init>() [function] [call site] 00010
3 [java.util.HashSet].<init>() [function] [call site] 00011
3 [java.util.HashSet].<init>() [function] [call site] 00012
3 [java.util.HashSet].<init>() [function] [call site] 00013
3 [java.util.HashMap].<init>() [function] [call site] 00014
3 [org.antlr.v4.misc.OrderedHashMap].<init>() [function] [call site] 00015
4 [java.util.ArrayList].<init>() [function] [call site] 00016
3 [java.util.ArrayList].<init>() [function] [call site] 00017
3 [java.util.HashMap].<init>() [function] [call site] 00018
3 [java.util.LinkedHashMap].<init>() [function] [call site] 00019
3 [java.util.LinkedHashMap].<init>() [function] [call site] 00020
3 [java.util.ArrayList].<init>() [function] [call site] 00021
3 [java.util.ArrayList].<init>() [function] [call site] 00022
3 [java.util.LinkedHashMap].<init>() [function] [call site] 00023
3 [java.util.ArrayList].<init>() [function] [call site] 00024
3 [java.util.HashMap].<init>() [function] [call site] 00025
3 [java.util.LinkedHashMap].<init>() [function] [call site] 00026
3 [java.util.LinkedHashMap].<init>() [function] [call site] 00027
3 [org.antlr.v4.tool.Grammar].<init>(String,String,null) [function] [call site] 00028
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeString(int) [function] [call site] 00029
1 [org.antlr.v4.tool.Grammar].<init>(String) [function] [call site] 00030
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeRemainingAsString() [function] [call site] 00031
1 [org.antlr.v4.runtime.CharStreams].fromString(String) [function] [call site] 00032
2 [org.antlr.v4.runtime.CharStreams].fromString(String,org.antlr.v4.runtime.CharStreams) [function] [call site] 00033
1 [org.antlr.v4.tool.LexerGrammar].createLexerInterpreter(org.antlr.v4.runtime.CodePointCharStream) [function] [call site] 00034
1 [org.antlr.v4.runtime.CommonTokenStream].<init>(GrammarFuzzer) [function] [call site] 00035
1 [org.antlr.v4.tool.Grammar].createParserInterpreter(org.antlr.v4.runtime.CommonTokenStream) [function] [call site] 00036