/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 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 20:20:39,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 20:20:39,800 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 20:20:39,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 20:20:39,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 20:20:39,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 20:20:39,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 20:20:39,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 20:20:39,831 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 20:20:39,831 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 20:20:39,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 20:20:39,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 20:20:39,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 20:20:39,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 20:20:39,832 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 20:20:39,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 20:20:39,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 20:20:39,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 20:20:39,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 20:20:39,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 20:20:39,834 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 20:20:39,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 20:20:39,837 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 20:20:39,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 20:20:39,839 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 20:20:39,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 20:20:39,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 20:20:39,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:20:39,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 20:20:39,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 20:20:39,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 20:20:39,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 20:20:40,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 20:20:40,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 20:20:40,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 20:20:40,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 20:20:40,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 20:20:40,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-04 20:20:41,351 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 20:20:41,662 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 20:20:41,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_back_harness.i [2024-11-04 20:20:41,691 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867bc8509/c0df825757a74918874494604f0d22de/FLAG408c8035c [2024-11-04 20:20:41,704 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867bc8509/c0df825757a74918874494604f0d22de [2024-11-04 20:20:41,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 20:20:41,707 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 20:20:41,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 20:20:41,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 20:20:41,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 20:20:41,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:20:41" (1/1) ... [2024-11-04 20:20:41,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bf2811 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:41, skipping insertion in model container [2024-11-04 20:20:41,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 08:20:41" (1/1) ... [2024-11-04 20:20:41,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:20:41,970 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.i[4493,4506] [2024-11-04 20:20:41,975 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.i[4553,4566] [2024-11-04 20:20:42,360 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,503 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,503 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,511 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,512 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,512 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,513 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,513 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,522 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,522 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,523 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,524 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,529 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,529 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,529 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,530 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,530 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,531 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,531 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,533 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,533 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,533 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,534 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:42,914 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,915 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,921 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:42,921 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,139 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,164 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,165 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,166 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,167 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,170 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,175 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,181 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,182 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,183 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,184 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,185 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,226 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:20:43,295 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-04 20:20:43,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 20:20:43,339 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.i[4493,4506] [2024-11-04 20:20:43,340 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.i[4553,4566] [2024-11-04 20:20:43,364 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,393 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,395 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,396 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,399 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,399 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,400 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,400 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,403 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,404 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,406 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,407 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,415 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,419 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,419 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,420 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,420 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,421 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,422 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,422 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,424 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,425 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,425 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,469 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,470 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,492 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,499 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,502 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,509 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,511 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,516 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,516 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,516 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,516 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,518 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,533 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 20:20:43,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:20:43,550 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 20:20:43,562 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.i[4493,4506] [2024-11-04 20:20:43,562 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.i[4553,4566] [2024-11-04 20:20:43,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,606 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,611 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,612 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,612 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,612 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,613 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,614 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,671 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,675 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-04 20:20:43,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7769-7780] [2024-11-04 20:20:43,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 20:20:43,838 INFO L204 MainTranslator]: Completed translation [2024-11-04 20:20:43,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43 WrapperNode [2024-11-04 20:20:43,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 20:20:43,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 20:20:43,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 20:20:43,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 20:20:43,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:43,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:43,964 INFO L138 Inliner]: procedures = 700, calls = 1678, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 653 [2024-11-04 20:20:43,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 20:20:43,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 20:20:43,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 20:20:43,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 20:20:43,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:43,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:43,993 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,078 INFO L175 MemorySlicer]: Split 313 memory accesses to 6 slices as follows [238, 2, 55, 3, 9, 6]. 76 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [6, 2, 10, 1, 5, 0]. The 239 writes are split as follows [232, 0, 3, 1, 1, 2]. [2024-11-04 20:20:44,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 20:20:44,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 20:20:44,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 20:20:44,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 20:20:44,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (1/1) ... [2024-11-04 20:20:44,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 20:20:44,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 20:20:44,173 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) [2024-11-04 20:20:44,174 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 [2024-11-04 20:20:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 20:20:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-04 20:20:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-04 20:20:44,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-04 20:20:44,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-04 20:20:44,194 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 20:20:44,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-04 20:20:44,195 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-04 20:20:44,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-04 20:20:44,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 20:20:44,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-04 20:20:44,197 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 20:20:44,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-04 20:20:44,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-04 20:20:44,197 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 20:20:44,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-04 20:20:44,198 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-04 20:20:44,198 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-04 20:20:44,198 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-04 20:20:44,198 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-04 20:20:44,198 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 20:20:44,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-04 20:20:44,199 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 20:20:44,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 20:20:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 20:20:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 20:20:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 20:20:44,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 20:20:44,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 20:20:44,202 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-04 20:20:44,203 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-04 20:20:44,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 20:20:44,203 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-04 20:20:44,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-04 20:20:44,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 20:20:44,477 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 20:20:53,777 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-04 20:20:53,778 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 20:20:53,792 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 20:20:53,792 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-04 20:20:53,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:20:53 BoogieIcfgContainer [2024-11-04 20:20:53,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 20:20:53,794 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 20:20:53,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 20:20:53,798 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 20:20:53,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 08:20:41" (1/3) ... [2024-11-04 20:20:53,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b7b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:20:53, skipping insertion in model container [2024-11-04 20:20:53,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 08:20:43" (2/3) ... [2024-11-04 20:20:53,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b7b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 08:20:53, skipping insertion in model container [2024-11-04 20:20:53,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 08:20:53" (3/3) ... [2024-11-04 20:20:53,800 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_back_harness.i [2024-11-04 20:20:53,810 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 20:20:53,810 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 20:20:53,863 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 20:20:53,870 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;@194c7a13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 20:20:53,870 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 20:20:53,873 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) [2024-11-04 20:20:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-04 20:20:53,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:20:53,886 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] [2024-11-04 20:20:53,887 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:20:53,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:20:53,892 INFO L85 PathProgramCache]: Analyzing trace with hash -357183169, now seen corresponding path program 1 times [2024-11-04 20:20:53,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:20:53,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1526669033] [2024-11-04 20:20:53,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:20:53,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:20:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:20:53,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:20:53,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 20:21:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:21:00,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 20:21:00,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:21:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-04 20:21:00,216 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:21:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-04 20:21:04,331 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:21:04,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1526669033] [2024-11-04 20:21:04,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1526669033] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 20:21:04,332 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 20:21:04,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 20:21:04,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824829345] [2024-11-04 20:21:04,334 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 20:21:04,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 20:21:04,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:21:04,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 20:21:04,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 20:21:04,361 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) [2024-11-04 20:21:04,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:21:04,405 INFO L93 Difference]: Finished difference Result 365 states and 518 transitions. [2024-11-04 20:21:04,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 20:21:04,407 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 [2024-11-04 20:21:04,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:21:04,413 INFO L225 Difference]: With dead ends: 365 [2024-11-04 20:21:04,413 INFO L226 Difference]: Without dead ends: 177 [2024-11-04 20:21:04,418 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 [2024-11-04 20:21:04,420 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 [2024-11-04 20:21:04,420 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] [2024-11-04 20:21:04,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-04 20:21:04,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-04 20:21:04,453 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) [2024-11-04 20:21:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 230 transitions. [2024-11-04 20:21:04,457 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 230 transitions. Word has length 129 [2024-11-04 20:21:04,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:21:04,457 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 230 transitions. [2024-11-04 20:21:04,457 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) [2024-11-04 20:21:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 230 transitions. [2024-11-04 20:21:04,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-04 20:21:04,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:21:04,460 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] [2024-11-04 20:21:04,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-04 20:21:04,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:04,661 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:21:04,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:21:04,661 INFO L85 PathProgramCache]: Analyzing trace with hash -298153149, now seen corresponding path program 1 times [2024-11-04 20:21:04,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:21:04,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653537544] [2024-11-04 20:21:04,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:21:04,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:04,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:21:04,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:21:04,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 20:21:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:21:10,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 20:21:10,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:21:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-04 20:21:11,799 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:21:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2024-11-04 20:21:17,868 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:21:17,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653537544] [2024-11-04 20:21:17,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1653537544] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:21:17,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:21:17,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2024-11-04 20:21:17,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902890670] [2024-11-04 20:21:17,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:21:17,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-04 20:21:17,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:21:17,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-04 20:21:17,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:21:17,874 INFO L87 Difference]: Start difference. First operand 177 states and 230 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-04 20:21:21,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:21:21,766 INFO L93 Difference]: Finished difference Result 327 states and 431 transitions. [2024-11-04 20:21:21,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-04 20:21:21,770 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 129 [2024-11-04 20:21:21,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:21:21,773 INFO L225 Difference]: With dead ends: 327 [2024-11-04 20:21:21,773 INFO L226 Difference]: Without dead ends: 179 [2024-11-04 20:21:21,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 20:21:21,778 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 47 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-04 20:21:21,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 757 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-04 20:21:21,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-04 20:21:21,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-04 20:21:21,793 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, (58), 53 states have call predecessors, (58), 53 states have call successors, (58) [2024-11-04 20:21:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 236 transitions. [2024-11-04 20:21:21,795 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 236 transitions. Word has length 129 [2024-11-04 20:21:21,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:21:21,796 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 236 transitions. [2024-11-04 20:21:21,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-04 20:21:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 236 transitions. [2024-11-04 20:21:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-04 20:21:21,798 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:21:21,798 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] [2024-11-04 20:21:21,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 20:21:21,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:21,999 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:21:22,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:21:22,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1469361281, now seen corresponding path program 1 times [2024-11-04 20:21:22,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:21:22,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066483235] [2024-11-04 20:21:22,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:21:22,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:22,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:21:22,002 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:21:22,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 20:21:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:21:27,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 2704 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 20:21:27,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:21:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-11-04 20:21:31,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:21:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2024-11-04 20:21:41,424 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:21:41,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2066483235] [2024-11-04 20:21:41,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2066483235] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:21:41,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:21:41,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-04 20:21:41,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115920015] [2024-11-04 20:21:41,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:21:41,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 20:21:41,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:21:41,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 20:21:41,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-04 20:21:41,426 INFO L87 Difference]: Start difference. First operand 179 states and 236 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 20:21:46,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:21:46,572 INFO L93 Difference]: Finished difference Result 289 states and 381 transitions. [2024-11-04 20:21:46,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 20:21:46,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 159 [2024-11-04 20:21:46,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:21:46,576 INFO L225 Difference]: With dead ends: 289 [2024-11-04 20:21:46,576 INFO L226 Difference]: Without dead ends: 179 [2024-11-04 20:21:46,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-04 20:21:46,578 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 50 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-04 20:21:46,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 948 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-04 20:21:46,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-04 20:21:46,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-04 20:21:46,588 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, (55), 53 states have call predecessors, (55), 53 states have call successors, (55) [2024-11-04 20:21:46,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 233 transitions. [2024-11-04 20:21:46,589 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 233 transitions. Word has length 159 [2024-11-04 20:21:46,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:21:46,589 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 233 transitions. [2024-11-04 20:21:46,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 4 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-04 20:21:46,590 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 233 transitions. [2024-11-04 20:21:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-04 20:21:46,591 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:21:46,591 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-04 20:21:46,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-04 20:21:46,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:46,792 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:21:46,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:21:46,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1115773871, now seen corresponding path program 2 times [2024-11-04 20:21:46,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:21:46,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548026193] [2024-11-04 20:21:46,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:21:46,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:21:46,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:21:46,796 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:21:46,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 20:21:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 20:21:53,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 2804 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-04 20:21:53,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 20:21:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-04 20:21:59,096 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 20:22:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-11-04 20:22:11,358 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 20:22:11,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548026193] [2024-11-04 20:22:11,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [548026193] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 20:22:11,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 20:22:11,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2024-11-04 20:22:11,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160129398] [2024-11-04 20:22:11,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 20:22:11,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-04 20:22:11,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 20:22:11,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-04 20:22:11,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-04 20:22:11,360 INFO L87 Difference]: Start difference. First operand 179 states and 233 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 5 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2024-11-04 20:22:19,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 20:22:19,449 INFO L93 Difference]: Finished difference Result 283 states and 368 transitions. [2024-11-04 20:22:19,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-04 20:22:19,450 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 5 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) Word has length 174 [2024-11-04 20:22:19,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 20:22:19,454 INFO L225 Difference]: With dead ends: 283 [2024-11-04 20:22:19,454 INFO L226 Difference]: Without dead ends: 177 [2024-11-04 20:22:19,455 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-04 20:22:19,455 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 58 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 1333 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-11-04 20:22:19,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 1333 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-11-04 20:22:19,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-04 20:22:19,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-04 20:22:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 105 states have (on average 1.1523809523809523) internal successors, (121), 106 states have internal predecessors, (121), 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) [2024-11-04 20:22:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 229 transitions. [2024-11-04 20:22:19,467 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 229 transitions. Word has length 174 [2024-11-04 20:22:19,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 20:22:19,467 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 229 transitions. [2024-11-04 20:22:19,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 7 states have internal predecessors, (66), 5 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2024-11-04 20:22:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 229 transitions. [2024-11-04 20:22:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-04 20:22:19,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 20:22:19,469 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-04 20:22:19,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-04 20:22:19,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 20:22:19,671 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 20:22:19,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 20:22:19,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1453894743, now seen corresponding path program 1 times [2024-11-04 20:22:19,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 20:22:19,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768790925] [2024-11-04 20:22:19,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 20:22:19,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 20:22:19,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 20:22:19,675 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 20:22:19,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process