/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 bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 13:32:47,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 13:32:47,716 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 13:32:47,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 13:32:47,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 13:32:47,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 13:32:47,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 13:32:47,749 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 13:32:47,749 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 13:32:47,750 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 13:32:47,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 13:32:47,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 13:32:47,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 13:32:47,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 13:32:47,752 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 13:32:47,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 13:32:47,753 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 13:32:47,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 13:32:47,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 13:32:47,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 13:32:47,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 13:32:47,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 13:32:47,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 13:32:47,758 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 13:32:47,758 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 13:32:47,758 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 13:32:47,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:32:47,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 13:32:47,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 13:32:47,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 13:32:47,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 13:32:47,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 13:32:47,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 13:32:47,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 13:32:47,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 13:32:47,949 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 13:32:47,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness_negated.i [2024-11-05 13:32:49,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 13:32:49,565 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 13:32:49,566 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness_negated.i [2024-11-05 13:32:49,595 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e68dff5d/6cc6fd128b4a4f60977571fcb1d4279b/FLAG361184efb [2024-11-05 13:32:49,610 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e68dff5d/6cc6fd128b4a4f60977571fcb1d4279b [2024-11-05 13:32:49,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 13:32:49,614 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 13:32:49,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 13:32:49,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 13:32:49,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 13:32:49,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:32:49" (1/1) ... [2024-11-05 13:32:49,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366a50c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:49, skipping insertion in model container [2024-11-05 13:32:49,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:32:49" (1/1) ... [2024-11-05 13:32:49,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:32:49,898 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_back_harness_negated.i[4493,4506] [2024-11-05 13:32:49,902 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_back_harness_negated.i[4553,4566] [2024-11-05 13:32:50,248 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 13:32:50,355 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 13:32:50,355 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 13:32:50,356 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 13:32:50,365 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 13:32:50,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,371 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,372 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 13:32:50,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,378 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 13:32:50,379 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 13:32:50,380 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 13:32:50,380 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 13:32:50,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,389 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 13:32:50,389 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,389 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 13:32:50,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,390 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 13:32:50,390 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,391 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 13:32:50,395 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,396 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 13:32:50,396 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,396 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 13:32:50,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,397 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,689 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 13:32:50,689 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 13:32:50,690 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 13:32:50,690 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 13:32:50,746 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 13:32:50,753 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 13:32:50,753 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 13:32:50,754 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 13:32:50,754 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 13:32:50,754 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 13:32:50,755 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 13:32:50,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,761 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,764 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 13:32:50,764 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 13:32:50,764 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 13:32:50,764 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 13:32:50,764 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 13:32:50,765 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 13:32:50,765 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 13:32:50,765 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 13:32:50,766 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 13:32:50,766 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 13:32:50,766 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 13:32:50,766 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 13:32:50,766 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 13:32:50,766 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 13:32:50,794 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 13:32:50,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:50,820 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-05 13:32:50,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 13:32:50,851 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_back_harness_negated.i[4493,4506] [2024-11-05 13:32:50,852 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_back_harness_negated.i[4553,4566] [2024-11-05 13:32:50,867 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 13:32:50,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:50,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:50,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 13:32:50,892 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 13:32:50,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,893 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 13:32:50,893 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,894 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,895 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 13:32:50,895 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 13:32:50,896 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 13:32:50,896 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 13:32:50,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,899 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 13:32:50,899 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,900 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 13:32:50,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,900 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 13:32:50,901 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,901 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 13:32:50,901 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,902 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 13:32:50,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,902 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 13:32:50,902 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,903 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,935 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 13:32:50,935 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 13:32:50,936 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 13:32:50,936 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 13:32:50,949 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 13:32:50,954 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 13:32:50,954 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 13:32:50,954 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 13:32:50,954 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 13:32:50,955 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 13:32:50,955 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 13:32:50,956 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,990 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:50,992 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 13:32:50,993 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 13:32:50,993 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 13:32:50,993 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 13:32:50,993 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 13:32:50,993 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 13:32:50,993 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 13:32:50,994 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 13:32:50,994 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 13:32:50,994 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 13:32:50,994 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 13:32:50,994 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 13:32:50,995 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 13:32:50,995 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 13:32:51,006 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 13:32:51,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:51,016 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 13:32:51,026 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_back_harness_negated.i[4493,4506] [2024-11-05 13:32:51,026 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_back_harness_negated.i[4553,4566] [2024-11-05 13:32:51,066 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,067 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,076 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,077 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,124 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,127 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-05 13:32:51,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7737-7748] [2024-11-05 13:32:51,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 13:32:51,319 INFO L204 MainTranslator]: Completed translation [2024-11-05 13:32:51,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51 WrapperNode [2024-11-05 13:32:51,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 13:32:51,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 13:32:51,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 13:32:51,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 13:32:51,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,436 INFO L138 Inliner]: procedures = 700, calls = 1678, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 653 [2024-11-05 13:32:51,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 13:32:51,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 13:32:51,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 13:32:51,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 13:32:51,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,459 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,524 INFO L175 MemorySlicer]: Split 313 memory accesses to 6 slices as follows [238, 2, 6, 3, 55, 9]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 0, 1, 10, 5]. The 239 writes are split as follows [232, 0, 2, 1, 3, 1]. [2024-11-05 13:32:51,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 13:32:51,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 13:32:51,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 13:32:51,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 13:32:51,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (1/1) ... [2024-11-05 13:32:51,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 13:32:51,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 13:32:51,644 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 13:32:51,649 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 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-05 13:32:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-05 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-05 13:32:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-05 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-05 13:32:51,671 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-05 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 13:32:51,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 13:32:51,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-05 13:32:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-05 13:32:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 13:32:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-05 13:32:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 13:32:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-05 13:32:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-05 13:32:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-05 13:32:51,675 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-05 13:32:51,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 13:32:51,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 13:32:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-05 13:32:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-05 13:32:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-05 13:32:51,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-05 13:32:51,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 13:32:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 13:32:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 13:32:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 13:32:51,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 13:32:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 13:32:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-05 13:32:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-05 13:32:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-05 13:32:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-05 13:32:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 13:32:51,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 13:32:51,679 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-05 13:32:51,680 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 13:32:51,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 13:32:51,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-05 13:32:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-05 13:32:51,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 13:32:51,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 13:32:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 13:32:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 13:32:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:32:51,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-05 13:32:51,996 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 13:32:51,998 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 13:33:00,782 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-05 13:33:00,782 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 13:33:00,796 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 13:33:00,796 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 13:33:00,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:33:00 BoogieIcfgContainer [2024-11-05 13:33:00,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 13:33:00,798 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 13:33:00,798 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 13:33:00,803 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 13:33:00,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 01:32:49" (1/3) ... [2024-11-05 13:33:00,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9d720e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:33:00, skipping insertion in model container [2024-11-05 13:33:00,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:32:51" (2/3) ... [2024-11-05 13:33:00,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9d720e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 01:33:00, skipping insertion in model container [2024-11-05 13:33:00,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 01:33:00" (3/3) ... [2024-11-05 13:33:00,809 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_back_harness_negated.i [2024-11-05 13:33:00,819 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 13:33:00,820 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 13:33:00,870 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 13:33:00,875 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;@1a6559fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 13:33:00,875 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 13:33:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-11-05 13:33:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-05 13:33:00,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:00,891 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:33:00,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:00,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:00,895 INFO L85 PathProgramCache]: Analyzing trace with hash -357183169, now seen corresponding path program 1 times [2024-11-05 13:33:00,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:00,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [406606325] [2024-11-05 13:33:00,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:00,904 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:00,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:00,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:33:00,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 13:33:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:06,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 13:33:06,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-05 13:33:06,215 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-05 13:33:10,384 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:10,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [406606325] [2024-11-05 13:33:10,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [406606325] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:33:10,384 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:33:10,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 13:33:10,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123495983] [2024-11-05 13:33:10,390 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:10,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 13:33:10,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:10,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 13:33:10,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 13:33:10,436 INFO L87 Difference]: Start difference. First operand has 186 states, 112 states have (on average 1.2053571428571428) internal successors, (135), 113 states have internal predecessors, (135), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:33:10,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:33:10,501 INFO L93 Difference]: Finished difference Result 365 states and 518 transitions. [2024-11-05 13:33:10,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 13:33:10,505 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 129 [2024-11-05 13:33:10,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:33:10,511 INFO L225 Difference]: With dead ends: 365 [2024-11-05 13:33:10,511 INFO L226 Difference]: Without dead ends: 177 [2024-11-05 13:33:10,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 256 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 13:33:10,522 INFO L432 NwaCegarLoop]: 242 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, 242 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 13:33:10,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 13:33:10,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-05 13:33:10,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-05 13:33:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 105 states have (on average 1.161904761904762) internal successors, (122), 106 states have internal predecessors, (122), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-11-05 13:33:10,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 230 transitions. [2024-11-05 13:33:10,578 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 230 transitions. Word has length 129 [2024-11-05 13:33:10,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:33:10,578 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 230 transitions. [2024-11-05 13:33:10,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-05 13:33:10,579 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 230 transitions. [2024-11-05 13:33:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-05 13:33:10,584 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:10,584 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:33:10,595 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 13:33:10,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:10,790 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:10,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:10,791 INFO L85 PathProgramCache]: Analyzing trace with hash -298153149, now seen corresponding path program 1 times [2024-11-05 13:33:10,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:10,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [608836639] [2024-11-05 13:33:10,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:10,791 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:10,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:10,793 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:33:10,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 13:33:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:15,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:33:15,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-05 13:33:17,391 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:23,664 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-05 13:33:23,664 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:23,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [608836639] [2024-11-05 13:33:23,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [608836639] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:33:23,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:33:23,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:33:23,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164846858] [2024-11-05 13:33:23,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:23,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:33:23,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:23,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:33:23,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:23,669 INFO L87 Difference]: Start difference. First operand 177 states and 230 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:33:29,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:33:29,056 INFO L93 Difference]: Finished difference Result 327 states and 431 transitions. [2024-11-05 13:33:29,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:33:29,057 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 129 [2024-11-05 13:33:29,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:33:29,060 INFO L225 Difference]: With dead ends: 327 [2024-11-05 13:33:29,060 INFO L226 Difference]: Without dead ends: 179 [2024-11-05 13:33:29,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:29,062 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-05 13:33:29,062 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1033 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-05 13:33:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-05 13:33:29,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-05 13:33:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 108 states have internal predecessors, (123), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (60), 53 states have call predecessors, (60), 53 states have call successors, (60) [2024-11-05 13:33:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 238 transitions. [2024-11-05 13:33:29,076 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 238 transitions. Word has length 129 [2024-11-05 13:33:29,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:33:29,076 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 238 transitions. [2024-11-05 13:33:29,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-05 13:33:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2024-11-05 13:33:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-05 13:33:29,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:29,080 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:33:29,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 13:33:29,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:29,285 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:29,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:29,285 INFO L85 PathProgramCache]: Analyzing trace with hash 882958805, now seen corresponding path program 1 times [2024-11-05 13:33:29,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:29,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [417396450] [2024-11-05 13:33:29,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:29,286 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:29,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:29,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:33:29,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 13:33:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:33,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 2604 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:33:33,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-05 13:33:35,632 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:33:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-05 13:33:42,563 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:33:42,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [417396450] [2024-11-05 13:33:42,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [417396450] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:33:42,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:33:42,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-05 13:33:42,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970440089] [2024-11-05 13:33:42,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:33:42,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-05 13:33:42,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:33:42,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-05 13:33:42,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:42,565 INFO L87 Difference]: Start difference. First operand 179 states and 238 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:33:47,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:33:47,762 INFO L93 Difference]: Finished difference Result 295 states and 395 transitions. [2024-11-05 13:33:47,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-05 13:33:47,763 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 144 [2024-11-05 13:33:47,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:33:47,766 INFO L225 Difference]: With dead ends: 295 [2024-11-05 13:33:47,766 INFO L226 Difference]: Without dead ends: 179 [2024-11-05 13:33:47,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:33:47,770 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-05 13:33:47,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1033 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-05 13:33:47,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-05 13:33:47,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-05 13:33:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 108 states have internal predecessors, (123), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (59), 53 states have call predecessors, (59), 53 states have call successors, (59) [2024-11-05 13:33:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 237 transitions. [2024-11-05 13:33:47,813 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 237 transitions. Word has length 144 [2024-11-05 13:33:47,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:33:47,813 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 237 transitions. [2024-11-05 13:33:47,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:33:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 237 transitions. [2024-11-05 13:33:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:33:47,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:33:47,819 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 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] [2024-11-05 13:33:47,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 13:33:48,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:48,020 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:33:48,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:33:48,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1469361281, now seen corresponding path program 2 times [2024-11-05 13:33:48,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:33:48,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724493054] [2024-11-05 13:33:48,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:33:48,021 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:33:48,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:33:48,022 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:33:48,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 13:33:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:33:52,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 2704 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-05 13:33:52,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:33:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-05 13:33:57,046 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-05 13:34:05,995 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:05,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724493054] [2024-11-05 13:34:05,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1724493054] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 13:34:05,996 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 13:34:05,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 7 [2024-11-05 13:34:05,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784250183] [2024-11-05 13:34:05,996 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:05,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 13:34:05,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:06,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 13:34:06,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-05 13:34:06,002 INFO L87 Difference]: Start difference. First operand 179 states and 237 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:34:08,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:08,112 INFO L93 Difference]: Finished difference Result 310 states and 415 transitions. [2024-11-05 13:34:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-05 13:34:08,113 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) Word has length 159 [2024-11-05 13:34:08,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:08,115 INFO L225 Difference]: With dead ends: 310 [2024-11-05 13:34:08,115 INFO L226 Difference]: Without dead ends: 197 [2024-11-05 13:34:08,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-05 13:34:08,118 INFO L432 NwaCegarLoop]: 225 mSDtfsCounter, 6 mSDsluCounter, 1119 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-05 13:34:08,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1344 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-05 13:34:08,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-11-05 13:34:08,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2024-11-05 13:34:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 115 states have (on average 1.1565217391304348) internal successors, (133), 117 states have internal predecessors, (133), 59 states have call successors, (59), 17 states have call predecessors, (59), 18 states have return successors, (64), 58 states have call predecessors, (64), 57 states have call successors, (64) [2024-11-05 13:34:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 256 transitions. [2024-11-05 13:34:08,146 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 256 transitions. Word has length 159 [2024-11-05 13:34:08,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:08,146 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 256 transitions. [2024-11-05 13:34:08,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 4 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-05 13:34:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 256 transitions. [2024-11-05 13:34:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-05 13:34:08,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:08,150 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 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] [2024-11-05 13:34:08,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 13:34:08,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:08,351 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:08,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:08,352 INFO L85 PathProgramCache]: Analyzing trace with hash -593342275, now seen corresponding path program 1 times [2024-11-05 13:34:08,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:08,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1878318295] [2024-11-05 13:34:08,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:08,352 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:08,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:08,354 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:34:08,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 13:34:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:13,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-05 13:34:13,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 13:34:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-05 13:34:14,193 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 13:34:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2024-11-05 13:34:21,725 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 13:34:21,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1878318295] [2024-11-05 13:34:21,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1878318295] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 13:34:21,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 13:34:21,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-05 13:34:21,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13770405] [2024-11-05 13:34:21,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 13:34:21,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 13:34:21,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 13:34:21,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 13:34:21,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:34:21,727 INFO L87 Difference]: Start difference. First operand 193 states and 256 transitions. Second operand has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:34:26,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 13:34:26,523 INFO L93 Difference]: Finished difference Result 306 states and 408 transitions. [2024-11-05 13:34:26,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 13:34:26,524 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) Word has length 159 [2024-11-05 13:34:26,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 13:34:26,527 INFO L225 Difference]: With dead ends: 306 [2024-11-05 13:34:26,527 INFO L226 Difference]: Without dead ends: 179 [2024-11-05 13:34:26,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-05 13:34:26,529 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 0 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-05 13:34:26,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 818 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-11-05 13:34:26,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-05 13:34:26,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-05 13:34:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.1415094339622642) internal successors, (121), 108 states have internal predecessors, (121), 55 states have call successors, (55), 17 states have call predecessors, (55), 17 states have return successors, (59), 53 states have call predecessors, (59), 53 states have call successors, (59) [2024-11-05 13:34:26,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 235 transitions. [2024-11-05 13:34:26,541 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 235 transitions. Word has length 159 [2024-11-05 13:34:26,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 13:34:26,541 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 235 transitions. [2024-11-05 13:34:26,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.5) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 2 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-05 13:34:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2024-11-05 13:34:26,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-05 13:34:26,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 13:34:26,543 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 3, 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] [2024-11-05 13:34:26,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Ended with exit code 0 [2024-11-05 13:34:26,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:26,745 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 13:34:26,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 13:34:26,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1333930935, now seen corresponding path program 1 times [2024-11-05 13:34:26,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 13:34:26,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [574731199] [2024-11-05 13:34:26,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 13:34:26,746 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 13:34:26,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 13:34:26,752 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 13:34:26,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process [2024-11-05 13:34:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 13:34:31,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 2728 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 13:34:31,587 INFO L278 TraceCheckSpWp]: Computing forward predicates...