/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:25:57,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:25:58,061 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:25:58,066 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:25:58,067 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:25:58,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:25:58,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:25:58,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:25:58,094 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:25:58,095 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:25:58,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:25:58,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:25:58,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:25:58,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:25:58,098 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:25:58,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:25:58,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:25:58,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:25:58,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:25:58,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:25:58,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:25:58,100 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:25:58,100 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:25:58,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:25:58,101 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:25:58,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:25:58,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:25:58,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:25:58,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:25:58,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:25:58,103 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:25:58,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:25:58,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:25:58,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:25:58,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:25:58,104 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:25:58,104 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:25:58,104 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:25:58,105 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:25:58,105 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:25:58,105 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:25:58,105 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:25:58,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:25:58,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:25:58,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:25:58,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:25:58,331 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:25:58,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-06 14:25:59,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:26:00,164 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:26:00,164 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i [2024-11-06 14:26:00,205 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c993935a/03c500895ec94a03bef3fd2bcda7e454/FLAG0de976e1d [2024-11-06 14:26:00,300 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c993935a/03c500895ec94a03bef3fd2bcda7e454 [2024-11-06 14:26:00,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:26:00,304 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:26:00,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:26:00,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:26:00,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:26:00,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:26:00" (1/1) ... [2024-11-06 14:26:00,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfdabfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:00, skipping insertion in model container [2024-11-06 14:26:00,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:26:00" (1/1) ... [2024-11-06 14:26:00,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:26:00,715 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-11-06 14:26:00,725 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-11-06 14:26:01,294 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,392 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,394 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,406 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,410 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,411 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,411 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,412 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,412 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,413 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,416 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,416 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,434 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,438 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,440 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,440 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,441 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,442 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,447 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,447 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,448 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,837 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,853 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,853 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,854 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,861 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,875 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,885 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,885 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,886 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,887 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,887 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,964 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,965 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,966 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,974 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,975 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,976 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,982 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,983 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:01,983 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,995 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:01,996 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,017 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,017 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,018 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,018 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,018 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:26:02,071 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:26:02,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:26:02,119 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-11-06 14:26:02,120 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-11-06 14:26:02,146 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,159 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,160 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,163 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,164 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,164 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,165 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,165 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,166 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,168 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,171 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,177 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,177 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,181 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,182 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,183 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,184 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,184 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,184 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,238 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,239 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,239 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,240 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,273 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,278 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,279 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,279 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,279 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,284 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,286 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,287 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,288 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,289 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,312 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,313 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,320 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,324 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,326 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,327 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,328 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,328 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,332 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,332 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,333 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,343 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,344 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,344 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,349 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,350 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,350 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:26:02,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:26:02,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:26:02,385 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4499,4512] [2024-11-06 14:26:02,385 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_remove_harness_negated.i[4559,4572] [2024-11-06 14:26:02,464 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,465 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,470 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,472 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,472 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,473 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,473 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,473 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,557 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,568 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-11-06 14:26:02,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,587 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,588 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,588 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,589 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,590 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,599 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,607 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:26:02,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:26:02,850 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:26:02,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02 WrapperNode [2024-11-06 14:26:02,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:26:02,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:26:02,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:26:02,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:26:02,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:02,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,061 INFO L138 Inliner]: procedures = 706, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1071 [2024-11-06 14:26:03,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:26:03,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:26:03,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:26:03,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:26:03,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,103 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,226 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 17, 3, 13, 97, 264]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 4, 1, 11, 0, 12]. The 262 writes are split as follows [0, 3, 1, 0, 18, 240]. [2024-11-06 14:26:03,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:26:03,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:26:03,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:26:03,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:26:03,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (1/1) ... [2024-11-06 14:26:03,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:26:03,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:26:03,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 14:26:03,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 14:26:03,429 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-06 14:26:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-06 14:26:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-06 14:26:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-06 14:26:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:26:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-06 14:26:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-06 14:26:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-06 14:26:03,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-06 14:26:03,430 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:26:03,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:26:03,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:26:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-06 14:26:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:26:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:26:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:26:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-06 14:26:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-11-06 14:26:03,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:26:03,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:26:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:26:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:26:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-06 14:26:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-06 14:26:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-06 14:26:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-06 14:26:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:26:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:26:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:26:03,437 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:26:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:26:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:26:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:26:03,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:26:03,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-06 14:26:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:26:03,439 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:26:03,439 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-06 14:26:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-06 14:26:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-06 14:26:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-06 14:26:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-06 14:26:03,440 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-06 14:26:03,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-06 14:26:03,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:26:03,442 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-06 14:26:03,442 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-06 14:26:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:26:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-06 14:26:03,444 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-06 14:26:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-06 14:26:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:26:03,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:26:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-06 14:26:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-06 14:26:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-06 14:26:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-06 14:26:03,446 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-06 14:26:03,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:26:03,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:26:15,971 INFO L? ?]: Removed 275 outVars from TransFormulas that were not future-live. [2024-11-06 14:26:15,971 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:26:16,008 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:26:16,009 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-06 14:26:16,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:26:16 BoogieIcfgContainer [2024-11-06 14:26:16,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:26:16,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:26:16,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:26:16,017 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:26:16,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:26:00" (1/3) ... [2024-11-06 14:26:16,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26d841eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:26:16, skipping insertion in model container [2024-11-06 14:26:16,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:26:02" (2/3) ... [2024-11-06 14:26:16,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26d841eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:26:16, skipping insertion in model container [2024-11-06 14:26:16,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:26:16" (3/3) ... [2024-11-06 14:26:16,022 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness_negated.i [2024-11-06 14:26:16,040 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:26:16,040 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-06 14:26:16,124 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:26:16,130 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@51ad5f43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:26:16,131 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-06 14:26:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand has 465 states, 268 states have (on average 1.257462686567164) internal successors, (337), 273 states have internal predecessors, (337), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2024-11-06 14:26:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-06 14:26:16,152 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:26:16,153 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:26:16,154 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:26:16,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:26:16,159 INFO L85 PathProgramCache]: Analyzing trace with hash 863669700, now seen corresponding path program 1 times [2024-11-06 14:26:16,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:26:16,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1544561981] [2024-11-06 14:26:16,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:26:16,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:26:16,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:26:16,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:26:16,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:26:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:26:23,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 2771 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:26:23,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:26:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-06 14:26:23,667 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:26:23,669 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:26:23,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544561981] [2024-11-06 14:26:23,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544561981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:26:23,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:26:23,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:26:23,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825057601] [2024-11-06 14:26:23,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:26:23,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:26:23,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:26:23,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:26:23,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:26:23,702 INFO L87 Difference]: Start difference. First operand has 465 states, 268 states have (on average 1.257462686567164) internal successors, (337), 273 states have internal predecessors, (337), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-06 14:26:23,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:26:23,786 INFO L93 Difference]: Finished difference Result 902 states and 1432 transitions. [2024-11-06 14:26:23,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:26:23,789 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 171 [2024-11-06 14:26:23,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:26:23,802 INFO L225 Difference]: With dead ends: 902 [2024-11-06 14:26:23,802 INFO L226 Difference]: Without dead ends: 458 [2024-11-06 14:26:23,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:26:23,813 INFO L432 NwaCegarLoop]: 656 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 656 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:26:23,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 656 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:26:23,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2024-11-06 14:26:23,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2024-11-06 14:26:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 263 states have (on average 1.220532319391635) internal successors, (321), 266 states have internal predecessors, (321), 166 states have call successors, (166), 28 states have call predecessors, (166), 27 states have return successors, (164), 164 states have call predecessors, (164), 164 states have call successors, (164) [2024-11-06 14:26:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 651 transitions. [2024-11-06 14:26:23,912 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 651 transitions. Word has length 171 [2024-11-06 14:26:23,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:26:23,914 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 651 transitions. [2024-11-06 14:26:23,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-06 14:26:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 651 transitions. [2024-11-06 14:26:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-06 14:26:23,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:26:23,919 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:26:23,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:26:24,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:26:24,121 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:26:24,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:26:24,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1487304760, now seen corresponding path program 1 times [2024-11-06 14:26:24,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:26:24,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2044645338] [2024-11-06 14:26:24,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:26:24,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:26:24,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:26:24,127 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:26:24,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:26:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:26:30,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 2829 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:26:30,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:26:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-06 14:26:34,229 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:26:34,229 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:26:34,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044645338] [2024-11-06 14:26:34,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044645338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:26:34,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:26:34,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:26:34,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615558984] [2024-11-06 14:26:34,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:26:34,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:26:34,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:26:34,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:26:34,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:26:34,233 INFO L87 Difference]: Start difference. First operand 458 states and 651 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-06 14:26:43,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:26:43,298 INFO L93 Difference]: Finished difference Result 867 states and 1251 transitions. [2024-11-06 14:26:43,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:26:43,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 186 [2024-11-06 14:26:43,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:26:43,313 INFO L225 Difference]: With dead ends: 867 [2024-11-06 14:26:43,313 INFO L226 Difference]: Without dead ends: 460 [2024-11-06 14:26:43,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:26:43,322 INFO L432 NwaCegarLoop]: 617 mSDtfsCounter, 42 mSDsluCounter, 1751 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 2368 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:26:43,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 2368 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2024-11-06 14:26:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-06 14:26:43,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2024-11-06 14:26:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 264 states have (on average 1.2196969696969697) internal successors, (322), 268 states have internal predecessors, (322), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (177), 164 states have call predecessors, (177), 164 states have call successors, (177) [2024-11-06 14:26:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 665 transitions. [2024-11-06 14:26:43,398 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 665 transitions. Word has length 186 [2024-11-06 14:26:43,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:26:43,400 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 665 transitions. [2024-11-06 14:26:43,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-06 14:26:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 665 transitions. [2024-11-06 14:26:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-06 14:26:43,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:26:43,404 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:26:43,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 14:26:43,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:26:43,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:26:43,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:26:43,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1404128689, now seen corresponding path program 1 times [2024-11-06 14:26:43,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:26:43,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [49423498] [2024-11-06 14:26:43,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:26:43,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:26:43,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:26:43,611 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:26:43,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:26:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:26:49,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 2859 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 14:26:49,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:26:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-06 14:26:55,159 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:26:55,159 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:26:55,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49423498] [2024-11-06 14:26:55,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49423498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:26:55,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:26:55,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 14:26:55,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605783913] [2024-11-06 14:26:55,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:26:55,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 14:26:55,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:26:55,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 14:26:55,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 14:26:55,162 INFO L87 Difference]: Start difference. First operand 460 states and 665 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-06 14:27:15,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:27:15,443 INFO L93 Difference]: Finished difference Result 890 states and 1322 transitions. [2024-11-06 14:27:15,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-06 14:27:15,444 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) Word has length 194 [2024-11-06 14:27:15,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:27:15,450 INFO L225 Difference]: With dead ends: 890 [2024-11-06 14:27:15,450 INFO L226 Difference]: Without dead ends: 481 [2024-11-06 14:27:15,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-06 14:27:15,455 INFO L432 NwaCegarLoop]: 625 mSDtfsCounter, 69 mSDsluCounter, 2966 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 3591 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2024-11-06 14:27:15,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 3591 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 19.7s Time] [2024-11-06 14:27:15,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2024-11-06 14:27:15,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 479. [2024-11-06 14:27:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 280 states have (on average 1.2285714285714286) internal successors, (344), 284 states have internal predecessors, (344), 168 states have call successors, (168), 28 states have call predecessors, (168), 29 states have return successors, (196), 167 states have call predecessors, (196), 166 states have call successors, (196) [2024-11-06 14:27:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 708 transitions. [2024-11-06 14:27:15,490 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 708 transitions. Word has length 194 [2024-11-06 14:27:15,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:27:15,490 INFO L471 AbstractCegarLoop]: Abstraction has 479 states and 708 transitions. [2024-11-06 14:27:15,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 4 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-06 14:27:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 708 transitions. [2024-11-06 14:27:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-06 14:27:15,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:27:15,495 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:27:15,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 14:27:15,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:27:15,696 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION, my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:27:15,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:27:15,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1212839108, now seen corresponding path program 1 times [2024-11-06 14:27:15,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:27:15,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2061741130] [2024-11-06 14:27:15,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:27:15,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:27:15,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:27:15,702 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:27:15,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:27:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:27:21,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 2959 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 14:27:21,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:27:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-06 14:27:25,453 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:27:25,453 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:27:25,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2061741130] [2024-11-06 14:27:25,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2061741130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:27:25,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:27:25,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 14:27:25,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336957726] [2024-11-06 14:27:25,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:27:25,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 14:27:25,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:27:25,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 14:27:25,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 14:27:25,456 INFO L87 Difference]: Start difference. First operand 479 states and 708 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 4 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31)