/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_pop_back_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 02:05:06,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 02:05:06,802 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 02:05:06,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 02:05:06,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 02:05:06,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 02:05:06,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 02:05:06,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 02:05:06,843 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 02:05:06,844 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 02:05:06,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 02:05:06,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 02:05:06,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 02:05:06,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 02:05:06,845 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 02:05:06,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 02:05:06,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 02:05:06,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 02:05:06,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 02:05:06,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 02:05:06,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 02:05:06,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 02:05:06,852 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 02:05:06,852 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 02:05:06,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 02:05:06,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 02:05:06,853 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 02:05:06,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 02:05:06,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 02:05:06,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 02:05:06,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 02:05:06,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:05:06,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 02:05:06,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 02:05:06,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 02:05:06,854 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 02:05:06,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 02:05:06,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 02:05:06,855 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 02:05:06,855 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 02:05:06,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 02:05:06,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:07,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 02:05:07,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 02:05:07,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 02:05:07,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 02:05:07,135 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 02:05:07,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_pop_back_harness.i [2024-11-05 02:05:08,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 02:05:08,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 02:05:08,950 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_pop_back_harness.i [2024-11-05 02:05:08,996 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f618204b1/7d1fec9eeace43b089209faff6749102/FLAG858452b21 [2024-11-05 02:05:09,015 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f618204b1/7d1fec9eeace43b089209faff6749102 [2024-11-05 02:05:09,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 02:05:09,021 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 02:05:09,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 02:05:09,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 02:05:09,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 02:05:09,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:05:09" (1/1) ... [2024-11-05 02:05:09,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47158a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:09, skipping insertion in model container [2024-11-05 02:05:09,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:05:09" (1/1) ... [2024-11-05 02:05:09,112 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:05:09,433 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_array_list_pop_back_harness.i[4497,4510] [2024-11-05 02:05:09,444 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_array_list_pop_back_harness.i[4557,4570] [2024-11-05 02:05:10,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,748 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,748 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,751 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,751 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,759 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,759 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,760 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,761 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,762 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,764 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:10,765 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:10,766 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,255 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,256 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,341 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,366 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,379 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,380 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,384 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,385 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,385 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,386 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,387 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,445 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:05:11,495 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 02:05:11,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 02:05:11,532 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_array_list_pop_back_harness.i[4497,4510] [2024-11-05 02:05:11,533 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_array_list_pop_back_harness.i[4557,4570] [2024-11-05 02:05:11,559 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,578 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,585 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,585 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,586 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,588 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,588 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,589 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,591 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,591 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,592 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,592 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,593 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,593 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,594 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,594 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,594 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,595 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,595 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,623 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,642 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,650 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,659 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,667 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,669 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,670 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,670 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,670 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 02:05:11,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:05:11,708 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 02:05:11,724 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_array_list_pop_back_harness.i[4497,4510] [2024-11-05 02:05:11,724 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_array_list_pop_back_harness.i[4557,4570] [2024-11-05 02:05:11,778 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,779 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,779 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,779 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,780 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,785 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,785 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,786 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,786 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,788 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,789 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,790 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,858 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 02:05:11,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7769-7780] [2024-11-05 02:05:11,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 02:05:12,101 INFO L204 MainTranslator]: Completed translation [2024-11-05 02:05:12,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12 WrapperNode [2024-11-05 02:05:12,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 02:05:12,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 02:05:12,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 02:05:12,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 02:05:12,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,239 INFO L138 Inliner]: procedures = 700, calls = 1695, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 615 [2024-11-05 02:05:12,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 02:05:12,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 02:05:12,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 02:05:12,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 02:05:12,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,263 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,331 INFO L175 MemorySlicer]: Split 319 memory accesses to 6 slices as follows [238, 2, 3, 8, 62, 6]. 75 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 1, 5, 10, 0]. The 240 writes are split as follows [232, 0, 1, 1, 4, 2]. [2024-11-05 02:05:12,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 02:05:12,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 02:05:12,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 02:05:12,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 02:05:12,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (1/1) ... [2024-11-05 02:05:12,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 02:05:12,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 02:05:12,438 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) [2024-11-05 02:05:12,441 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 [2024-11-05 02:05:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 02:05:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 02:05:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 02:05:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 02:05:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 02:05:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 02:05:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 02:05:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 02:05:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 02:05:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 02:05:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 02:05:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 02:05:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 02:05:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-05 02:05:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 02:05:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 02:05:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-05 02:05:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 02:05:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 02:05:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 02:05:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 02:05:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 02:05:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-05 02:05:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-05 02:05:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-05 02:05:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-05 02:05:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 02:05:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 02:05:12,784 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 02:05:12,787 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 02:05:22,115 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-11-05 02:05:22,115 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 02:05:22,127 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 02:05:22,128 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 02:05:22,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:05:22 BoogieIcfgContainer [2024-11-05 02:05:22,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 02:05:22,130 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 02:05:22,130 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 02:05:22,133 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 02:05:22,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 02:05:09" (1/3) ... [2024-11-05 02:05:22,135 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116546ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:05:22, skipping insertion in model container [2024-11-05 02:05:22,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:05:12" (2/3) ... [2024-11-05 02:05:22,135 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116546ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:05:22, skipping insertion in model container [2024-11-05 02:05:22,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:05:22" (3/3) ... [2024-11-05 02:05:22,137 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_pop_back_harness.i [2024-11-05 02:05:22,149 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 02:05:22,149 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 02:05:22,194 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 02:05:22,199 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;@34a2d593, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 02:05:22,200 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 02:05:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 103 states have (on average 1.203883495145631) internal successors, (124), 104 states have internal predecessors, (124), 48 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-05 02:05:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-05 02:05:22,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:05:22,215 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:05:22,216 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 02:05:22,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:05:22,220 INFO L85 PathProgramCache]: Analyzing trace with hash 325563540, now seen corresponding path program 1 times [2024-11-05 02:05:22,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:05:22,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [746163256] [2024-11-05 02:05:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:05:22,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:22,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:05:22,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 02:05:22,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-05 02:05:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:05:28,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 02:05:28,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:05:28,067 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-05 02:05:28,067 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 02:05:30,593 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-05 02:05:30,594 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 02:05:30,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [746163256] [2024-11-05 02:05:30,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [746163256] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 02:05:30,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 02:05:30,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 02:05:30,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192084637] [2024-11-05 02:05:30,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 02:05:30,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 02:05:30,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 02:05:30,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 02:05:30,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 02:05:30,630 INFO L87 Difference]: Start difference. First operand has 169 states, 103 states have (on average 1.203883495145631) internal successors, (124), 104 states have internal predecessors, (124), 48 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-05 02:05:30,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 02:05:30,678 INFO L93 Difference]: Finished difference Result 331 states and 465 transitions. [2024-11-05 02:05:30,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 02:05:30,681 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 84 [2024-11-05 02:05:30,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 02:05:30,691 INFO L225 Difference]: With dead ends: 331 [2024-11-05 02:05:30,691 INFO L226 Difference]: Without dead ends: 164 [2024-11-05 02:05:30,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 02:05:30,701 INFO L432 NwaCegarLoop]: 217 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, 217 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 [2024-11-05 02:05:30,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 02:05:30,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-05 02:05:30,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2024-11-05 02:05:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 99 states have (on average 1.1818181818181819) internal successors, (117), 100 states have internal predecessors, (117), 48 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-05 02:05:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 212 transitions. [2024-11-05 02:05:30,747 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 212 transitions. Word has length 84 [2024-11-05 02:05:30,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 02:05:30,748 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 212 transitions. [2024-11-05 02:05:30,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-05 02:05:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 212 transitions. [2024-11-05 02:05:30,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-05 02:05:30,751 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:05:30,752 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:05:30,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-05 02:05:30,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:30,953 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 02:05:30,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:05:30,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1337784816, now seen corresponding path program 1 times [2024-11-05 02:05:30,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:05:30,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185118957] [2024-11-05 02:05:30,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:05:30,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:30,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:05:30,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 02:05:30,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-05 02:05:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:05:36,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 02:05:36,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:05:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-05 02:05:37,244 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 02:05:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-05 02:05:39,924 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 02:05:39,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185118957] [2024-11-05 02:05:39,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1185118957] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 02:05:39,925 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 02:05:39,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 02:05:39,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549597869] [2024-11-05 02:05:39,925 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 02:05:39,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 02:05:39,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 02:05:39,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 02:05:39,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 02:05:39,928 INFO L87 Difference]: Start difference. First operand 164 states and 212 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 02:05:40,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 02:05:40,218 INFO L93 Difference]: Finished difference Result 302 states and 393 transitions. [2024-11-05 02:05:40,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 02:05:40,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 84 [2024-11-05 02:05:40,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 02:05:40,223 INFO L225 Difference]: With dead ends: 302 [2024-11-05 02:05:40,223 INFO L226 Difference]: Without dead ends: 165 [2024-11-05 02:05:40,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 02:05:40,225 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 0 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-05 02:05:40,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 418 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-05 02:05:40,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-05 02:05:40,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2024-11-05 02:05:40,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 100 states have (on average 1.18) internal successors, (118), 101 states have internal predecessors, (118), 48 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-05 02:05:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 213 transitions. [2024-11-05 02:05:40,248 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 213 transitions. Word has length 84 [2024-11-05 02:05:40,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 02:05:40,249 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 213 transitions. [2024-11-05 02:05:40,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 02:05:40,250 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 213 transitions. [2024-11-05 02:05:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-05 02:05:40,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 02:05:40,253 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 02:05:40,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-05 02:05:40,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:40,454 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 02:05:40,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 02:05:40,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1048724690, now seen corresponding path program 1 times [2024-11-05 02:05:40,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 02:05:40,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1951708478] [2024-11-05 02:05:40,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 02:05:40,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 02:05:40,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 02:05:40,457 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 02:05:40,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-05 02:05:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 02:05:46,792 WARN L253 TraceCheckSpWp]: Trace formula consists of 2437 conjuncts, 1612 conjuncts are in the unsatisfiable core [2024-11-05 02:05:46,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 02:06:02,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-05 02:06:02,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-05 02:06:21,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-05 02:06:41,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-05 02:06:42,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-05 02:06:42,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-05 02:06:43,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3