./jbmc --propertyfile ../git-sv-benchmarks/java/ReachSafety.prp ../git-sv-benchmarks/java/jbmc-regression/StringIndexMethods04_false-assert.jar -------------------------------------------------------------------------------- ./jbmc-binary --throw-runtime-exceptions --string-max-input-length 100 --classpath core-models.jar --graphml-witness /tmp/JBMC-log.tr1Lrv.witness --unwind 11 --stop-on-fail --64 --object-bits 11 --function Main.main ../git-sv-benchmarks/java/jbmc-regression/StringIndexMethods04_false-assert.jar Unwind: 11 JBMC version 5.9 (cbmc-5.7-5176-g7c4b5aa) 64-bit x86_64 linux Parsing ../git-sv-benchmarks/java/jbmc-regression/StringIndexMethods04_false-assert.jar JAR file without entry point: loading class files failed to load class `java.io.ObjectOutputStream' failed to load class `java.io.ObjectInputStream' failed to load class `java.io.PrintWriter' failed to load class `java.io.PrintStream' failed to load class `java.io.IOException' failed to load class `java.io.Serializable' failed to load class `java.lang.StackTraceElement' failed to load class `java.util.Objects' failed to load class `java.lang.AbstractStringBuilder' failed to load class `java.lang.invoke.MethodHandles' failed to load class `java.util.PrimitiveIterator' failed to load class `java.lang.invoke.LambdaMetafactory' failed to load class `java.lang.invoke.MethodHandle' failed to load class `java.lang.invoke.MethodType' failed to load class `java.lang.invoke.MethodHandles$Lookup' failed to load class `java.lang.invoke.CallSite' failed to load class `java.util.Spliterators' failed to load class `java.util.PrimitiveIterator$OfInt' failed to load class `java.util.Spliterator$OfInt' failed to load class `java.util.stream.StreamSupport' failed to load class `java.util.stream.IntStream' failed to load class `java.util.Spliterator' failed to load class `java.util.function.Supplier' failed to load class `java.util.NoSuchElementException' failed to load class `java.util.function.IntConsumer' failed to load class `java.lang.Comparable' failed to load class `java.util.Locale' failed to load class `java.lang.CharacterName' failed to load class `java.lang.CharacterData' failed to load class `java.lang.Byte' failed to load class `java.io.UnsupportedEncodingException' failed to load class `java.util.Comparator' failed to load class `java.lang.Iterable' failed to load class `java.util.Iterator' failed to load class `java.nio.charset.Charset' failed to load class `java.io.BufferedInputStream' failed to load class `java.lang.Number' failed to load class `java.lang.Long' failed to load class `java.lang.Appendable' failed to load class `java.util.HashMap' failed to load class `sun.reflect.Reflection' failed to load class `java.lang.System' failed to load class `java.lang.SecurityManager' failed to load class `java.lang.ClassLoader' failed to load class `java.util.Map' failed to load class `java.io.ObjectStreamException' failed to load class `java.io.InvalidObjectException' failed to load class `java.util.Arrays' Converting Method: java::java.lang.Object.getClass could not parse signature: ()Ljava/lang/Class<*>; Unsupported class signature: wild card generic reverting to descriptor: ()Ljava/lang/Class; Method: java::java.lang.String.join could not parse signature: (Ljava/lang/CharSequence;Ljava/lang/Iterable<+Ljava/lang/CharSequence;>;)Ljava/lang/String; Unsupported class signature: wild card generic reverting to descriptor: (Ljava/lang/CharSequence;Ljava/lang/Iterable;)Ljava/lang/String; Method: java::java.lang.Class.forName could not parse signature: (Ljava/lang/String;)Ljava/lang/Class<*>; Unsupported class signature: wild card generic reverting to descriptor: (Ljava/lang/String;)Ljava/lang/Class; Method: java::java.lang.Class.forName could not parse signature: (Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class<*>; Unsupported class signature: wild card generic reverting to descriptor: (Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class; Method: java::java.lang.Class.desiredAssertionStatus0 could not parse signature: (Ljava/lang/Class<*>;)Z Unsupported class signature: wild card generic reverting to descriptor: (Ljava/lang/Class;)Z Method: java::java.lang.Character$UnicodeScript. signature: ()V descriptor: (Ljava/lang/String;I)V different number of parameters, reverting to descriptor Class: java.lang.Enum could not parse signature: ;>Ljava/lang/Object;Ljava/lang/Comparable;Ljava/io/Serializable; Unsupported class signature: Failed to find generic signature closing delimiter (or recursive generic): java/lang/Enum;>(Ljava/lang/Class;Ljava/lang/String;)TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: (Ljava/lang/Class;Ljava/lang/String;)Ljava/lang/Enum; Method: java::org.cprover.CProver.nondetWithNull could not parse signature: ()TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: ()Ljava/lang/Object; Method: java::org.cprover.CProver.nondetWithNull could not parse signature: (TT;)TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: (Ljava/lang/Object;)Ljava/lang/Object; Method: java::org.cprover.CProver.nondetWithoutNull could not parse signature: ()TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: ()Ljava/lang/Object; Method: java::org.cprover.CProver.nondetWithoutNull could not parse signature: (TT;)TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: (Ljava/lang/Object;)Ljava/lang/Object; Method: java::org.cprover.CProver.nondetWithNullForNotModelled could not parse signature: ()TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: ()Ljava/lang/Object; Method: java::org.cprover.CProver.nondetWithoutNullForNotModelled could not parse signature: ()TT; Unsupported class signature: Cannot currently parse bounds on generic types reverting to descriptor: ()Ljava/lang/Object; Java: added 2222 String or Class constant symbols Generating GOTO Program Running GOTO functions transformation passes Running with 11 object bits, 53 offset bits (user-specified) Starting Bounded Model Checking Unwinding loop __CPROVER__start.0 iteration 1 thread 0 Unwinding loop __CPROVER__start.0 iteration 2 thread 0 Unwinding loop __CPROVER__start.0 iteration 3 thread 0 Unwinding loop __CPROVER__start.0 iteration 4 thread 0 Unwinding loop __CPROVER__start.0 iteration 5 thread 0 Unwinding recursion java::Main::clinit_wrapper iteration 1 aborting path on assume(false) at file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 23 thread 0 size of program expression: 702 steps simple slicing removed 1 assignments Generated 7 VCC(s), 2 remaining after simplification Passing problem to string refinement loop with MiniSAT 2.2.1 without simplifier converting SSA Running string refinement loop with MiniSAT 2.2.1 without simplifier BV-Refinement: post-processing BV-Refinement: iteration 1 20886 variables, 24971 clauses SAT checker: instance is SATISFIABLE BV-Refinement: got SAT, and it simulates => SAT Total iterations: 1 BV-Refinement: post-processing BV-Refinement: iteration 1 23800 variables, 26714 clauses SAT checker: instance is SATISFIABLE BV-Refinement: got SAT, and it simulates => SAT Total iterations: 1 Runtime decision procedure: 0.0473438s Building error trace Counterexample: State 3 thread 0 ---------------------------------------------------- __CPROVER_rounding_mode=0 (00000000 00000000 00000000 00000000) State 4 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- diffblue_constarray={ (char)'d', (char)'i', (char)'f', (char)'f', (char)'b', (char)'l', (char)'u', (char)'e' } ({ 00000000 01100100, 00000000 01101001, 00000000 01100110, 00000000 01100110, 00000000 01100010, 00000000 01101100, 00000000 01110101, 00000000 01100101 }) State 5 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- $assertionsDisabled=false (00000000) State 6 thread 0 ---------------------------------------------------- Main@class_model={ .@java.lang.Object={ .@class_identifier="java::java.lang.Class", .cproverMonitorCount=0 }, .name=null, .isAnnotation=false, .isArray=false, .isInterface=false, .isSynthetic=false, .isLocalClass=false, .isMemberClass=false, .isEnum=false, .enumConstantDirectory=null } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000, 00000000, 00000000, 00000000, 00000000, 00000000, 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 9 thread 0 ---------------------------------------------------- this=&Main@class_model.@java.lang.Object.@class_identifier (00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000) State 10 thread 0 ---------------------------------------------------- name=&Main.@java.lang.Object.@class_identifier (00000000 01100000 00000000 00000000 00000000 00000000 00000000 00000000) State 11 thread 0 ---------------------------------------------------- isAnnotation=false (00000000) State 12 thread 0 ---------------------------------------------------- isArray=false (00000000) State 13 thread 0 ---------------------------------------------------- isInterface=false (00000000) State 14 thread 0 ---------------------------------------------------- isSynthetic=false (00000000) State 15 thread 0 ---------------------------------------------------- isLocalClass=false (00000000) State 16 thread 0 ---------------------------------------------------- isMemberClass=false (00000000) State 17 thread 0 ---------------------------------------------------- isEnum=false (00000000) State 19 file java/lang/Class.java line 463 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 2 thread 0 ---------------------------------------------------- Main@class_model.name=&Main.@java.lang.Object.@class_identifier (00000000 01100000 00000000 00000000 00000000 00000000 00000000 00000000) State 21 file java/lang/Class.java line 464 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 5 thread 0 ---------------------------------------------------- Main@class_model.isAnnotation=false (00000000) State 23 file java/lang/Class.java line 465 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 8 thread 0 ---------------------------------------------------- Main@class_model.isArray=false (00000000) State 25 file java/lang/Class.java line 466 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 11 thread 0 ---------------------------------------------------- Main@class_model.isInterface=false (00000000) State 27 file java/lang/Class.java line 467 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 14 thread 0 ---------------------------------------------------- Main@class_model.isSynthetic=false (00000000) State 29 file java/lang/Class.java line 468 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 17 thread 0 ---------------------------------------------------- Main@class_model.isLocalClass=false (00000000) State 31 file java/lang/Class.java line 469 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 20 thread 0 ---------------------------------------------------- Main@class_model.isMemberClass=false (00000000) State 33 file java/lang/Class.java line 470 function java::java.lang.Class.cproverInitializeClassLiteral:(Ljava/lang/String;ZZZZZZZ)V bytecode-index 23 thread 0 ---------------------------------------------------- Main@class_model.isEnum=false (00000000) State 36 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- diffblue={ .@java.lang.Object={ .@class_identifier="java::java.lang.String", .cproverMonitorCount=0 }, .length=8, .data=diffblue_constarray } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00001000, 00000000 10000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 37 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- diffblue_return_value=0 (00000000 00000000 00000000 00000000) State 39 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- java$$Main$$clinit_already_run=false (0) State 51 thread 0 ---------------------------------------------------- dynamic_object1={ .@java.lang.Object={ .@class_identifier="java::java.lang.Class", .cproverMonitorCount=0 }, .length=0, .data=null } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 53 thread 0 ---------------------------------------------------- dynamic_object1={ .@java.lang.Object={ .@class_identifier="java::array[reference]", .cproverMonitorCount=0 }, .length=0, .data=null } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 54 thread 0 ---------------------------------------------------- dynamic_object1.length=1 (00000000 00000000 00000000 00000001) State 57 thread 0 ---------------------------------------------------- dynamic_object1.data=dynamic_2_array (00000000 11000000 00000000 00000000 00000000 00000000 00000000 00000000) State 58 thread 0 ---------------------------------------------------- dynamic_2_array={ null, null, null, null, null } ({ 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 63 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- dynamic_object3={ .@java.lang.Object={ .@class_identifier="java::java.lang.Class", .cproverMonitorCount=0 }, .length=0, .data=null } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 65 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- dynamic_2_array[0L]=&dynamic_object3.@java.lang.Object.@class_identifier (00000000 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 71 thread 0 ---------------------------------------------------- dynamic_object4=dynamic_object4#1 (?) State 75 thread 0 ---------------------------------------------------- dynamic_object4={ (char)'d', (char)'d', (char)'d', (char)'d', (char)'d', (char)'d', (char)'d', (char)'i', (char)'f', (char)'f', (char)'b', (char)'l', (char)'u', (char)'e', (char)'?', (char)'?', (char)'?', (char)'?', (char)'?', (char)'?', (char)'?', (char)'?', (char)'?' } ({ 00000000 01100100, 00000000 01100100, 00000000 01100100, 00000000 01100100, 00000000 01100100, 00000000 01100100, 00000000 01100100, 00000000 01101001, 00000000 01100110, 00000000 01100110, 00000000 01100010, 00000000 01101100, 00000000 01110101, 00000000 01100101, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111, 00000000 00111111 }) State 80 thread 0 ---------------------------------------------------- dynamic_object3={ .@java.lang.Object={ .@class_identifier="java::java.lang.String", .cproverMonitorCount=0 }, .length=23, .data=dynamic_object4 } ({ { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00010111, 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 }) State 81 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- dynamic_object3.@java.lang.Object.cproverMonitorCount=0 (00000000 00000000 00000000 00000000) State 85 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- INPUT arg0a: &dynamic_object1.@java.lang.Object.@class_identifier (00000000 10100000 00000000 00000000 00000000 00000000 00000000 00000000) State 88 file Main.java line 12 function java::Main.main:([Ljava/lang/String;)V thread 0 ---------------------------------------------------- arg0a=&dynamic_object1.@java.lang.Object.@class_identifier (00000000 10100000 00000000 00000000 00000000 00000000 00000000 00000000) State 98 thread 0 ---------------------------------------------------- anonlocal::1a=null (00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000) State 105 file Main.java line 15 function java::Main.main:([Ljava/lang/String;)V bytecode-index 12 thread 0 ---------------------------------------------------- anonlocal::1a=&dynamic_object3.@java.lang.Object.@class_identifier (00000000 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 109 thread 0 ---------------------------------------------------- java$$Main$$clinit_already_run=true (1) State 117 file Main.java line 8 function java::Main.:()V bytecode-index 1 thread 0 ---------------------------------------------------- this=&Main@class_model.@java.lang.Object.@class_identifier (00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000) State 118 thread 0 ---------------------------------------------------- loader=null (00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000) State 123 file java/lang/Class.java line 411 function java::java.lang.Class.desiredAssertionStatus:()Z bytecode-index 1 thread 0 ---------------------------------------------------- this=&Main@class_model.@java.lang.Object.@class_identifier (00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000) State 124 thread 0 ---------------------------------------------------- cl=null (00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000) State 129 file java/lang/Class.java line 184 function java::java.lang.Class.getClassLoader:()Ljava/lang/ClassLoader; bytecode-index 1 thread 0 ---------------------------------------------------- this=&Main@class_model.@java.lang.Object.@class_identifier (00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000) State 133 file java/lang/Class.java line 184 function java::java.lang.Class.getClassLoader:()Ljava/lang/ClassLoader; bytecode-index 2 thread 0 ---------------------------------------------------- cl=null (00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000) State 140 file java/lang/Class.java line 411 function java::java.lang.Class.desiredAssertionStatus:()Z bytecode-index 2 thread 0 ---------------------------------------------------- loader=null (00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000) State 145 file java/lang/Class.java line 414 function java::java.lang.Class.desiredAssertionStatus:()Z bytecode-index 6 thread 0 ---------------------------------------------------- clazz=&Main@class_model.@java.lang.Object.@class_identifier (00000000 01000000 00000000 00000000 00000000 00000000 00000000 00000000) State 162 file Main.java line 8 function java::Main.:()V bytecode-index 6 thread 0 ---------------------------------------------------- $assertionsDisabled=false (00000000) State 172 file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 17 thread 0 ---------------------------------------------------- this=&dynamic_object3.@java.lang.Object.@class_identifier (00000000 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 173 file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 17 thread 0 ---------------------------------------------------- str=&diffblue.@java.lang.Object.@class_identifier (00000010 10000000 00000000 00000000 00000000 00000000 00000000 00000000) State 198 file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 20 thread 0 ---------------------------------------------------- dynamic_object18={ .@java.lang.Error={ .@java.lang.Throwable={ .@java.lang.Object={ .@class_identifier="java::java.lang.Class", .cproverMonitorCount=0 }, .detailMessage=null, .cause=null } } } ({ { { { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 } } }) State 200 file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 20 thread 0 ---------------------------------------------------- dynamic_object18={ .@java.lang.Error={ .@java.lang.Throwable={ .@java.lang.Object={ .@class_identifier="java::java.lang.AssertionError", .cproverMonitorCount=0 }, .detailMessage=null, .cause=null } } } ({ { { { ?, 00000000 00000000 00000000 00000000 }, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000, 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 } } }) State 204 file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 22 thread 0 ---------------------------------------------------- this=&dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.@class_identifier (00000010 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 208 file java/lang/AssertionError.java line 49 function java::java.lang.AssertionError.:()V bytecode-index 1 thread 0 ---------------------------------------------------- this=&dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.@class_identifier (00000010 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 212 file java/lang/Error.java line 58 function java::java.lang.Error.:()V bytecode-index 1 thread 0 ---------------------------------------------------- this=&dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.@class_identifier (00000010 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 216 file java/lang/Throwable.java line 264 function java::java.lang.Throwable.:()V bytecode-index 1 thread 0 ---------------------------------------------------- this=&dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.@class_identifier (00000010 11100000 00000000 00000000 00000000 00000000 00000000 00000000) State 218 file java/lang/Object.java line 40 function java::java.lang.Object.:()V bytecode-index 2 thread 0 ---------------------------------------------------- dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.cproverMonitorCount=0 (00000000 00000000 00000000 00000000) State 222 file java/lang/Throwable.java line 201 function java::java.lang.Throwable.:()V bytecode-index 4 thread 0 ---------------------------------------------------- dynamic_object18.@java.lang.Error.@java.lang.Throwable.cause=&dynamic_object18.@java.lang.Error.@java.lang.Throwable.@java.lang.Object.@class_identifier (00000010 11100000 00000000 00000000 00000000 00000000 00000000 00000000) Violated property: file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 23 assertion at file Main.java line 16 function java::Main.main:([Ljava/lang/String;)V bytecode-index 23 false VERIFICATION FAILED EC=10 FALSE