/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 14:17:12,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 14:17:12,372 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 14:17:12,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 14:17:12,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 14:17:12,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 14:17:12,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 14:17:12,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 14:17:12,405 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 14:17:12,406 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 14:17:12,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 14:17:12,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 14:17:12,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 14:17:12,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 14:17:12,408 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 14:17:12,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 14:17:12,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 14:17:12,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 14:17:12,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 14:17:12,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 14:17:12,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 14:17:12,415 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 14:17:12,415 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 14:17:12,415 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 14:17:12,416 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 14:17:12,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 14:17:12,416 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 14:17:12,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 14:17:12,417 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 14:17:12,417 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 14:17:12,417 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 14:17:12,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:12,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 14:17:12,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 14:17:12,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 14:17:12,418 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 14:17:12,419 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 14:17:12,419 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 14:17:12,419 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 14:17:12,420 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 14:17:12,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 14:17:12,420 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 14:17:12,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 14:17:12,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 14:17:12,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 14:17:12,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 14:17:12,690 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 14:17:12,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-06 14:17:14,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 14:17:14,662 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 14:17:14,663 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness.i [2024-11-06 14:17:14,705 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2db5e847a/036653055f1b4407b8cf213a9f6b1b26/FLAG097385f8f [2024-11-06 14:17:14,725 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2db5e847a/036653055f1b4407b8cf213a9f6b1b26 [2024-11-06 14:17:14,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 14:17:14,730 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 14:17:14,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:14,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 14:17:14,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 14:17:14,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:14" (1/1) ... [2024-11-06 14:17:14,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fb059e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:14, skipping insertion in model container [2024-11-06 14:17:14,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:17:14" (1/1) ... [2024-11-06 14:17:14,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:15,239 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_hash_table_clear_harness.i[4494,4507] [2024-11-06 14:17:15,252 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_hash_table_clear_harness.i[4554,4567] [2024-11-06 14:17:16,056 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,177 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,178 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,179 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,198 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,202 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,203 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,213 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,213 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,218 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,227 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,228 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,228 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,228 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,232 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,232 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,233 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,233 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,234 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,239 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,240 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,240 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,240 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:16,757 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,758 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,758 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,759 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,903 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:16,918 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,104 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,128 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,152 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,163 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,199 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,205 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,241 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,243 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,288 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,296 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,313 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,313 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,319 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,321 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,322 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,322 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,323 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,324 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,348 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:17,435 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-06 14:17:17,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 14:17:17,490 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_hash_table_clear_harness.i[4494,4507] [2024-11-06 14:17:17,491 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_hash_table_clear_harness.i[4554,4567] [2024-11-06 14:17:17,521 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,535 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,538 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,538 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,546 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,547 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,548 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,549 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,554 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,555 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,558 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,558 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,559 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,559 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,560 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,560 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,561 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,561 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,562 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,563 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,612 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,646 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,652 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,736 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,749 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,757 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,767 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,770 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,780 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,781 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,782 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,783 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,784 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,785 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,786 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,790 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,798 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,801 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 14:17:17,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:17,839 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 14:17:17,854 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_hash_table_clear_harness.i[4494,4507] [2024-11-06 14:17:17,858 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_hash_table_clear_harness.i[4554,4567] [2024-11-06 14:17:17,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,954 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,955 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,960 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,960 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,961 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,962 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:17,963 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7585-7596] [2024-11-06 14:17:18,074 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,075 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,082 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,084 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-06 14:17:18,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 14:17:18,333 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-06 14:17:18,342 INFO L204 MainTranslator]: Completed translation [2024-11-06 14:17:18,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18 WrapperNode [2024-11-06 14:17:18,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 14:17:18,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:18,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 14:17:18,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 14:17:18,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,549 INFO L138 Inliner]: procedures = 785, calls = 2435, calls flagged for inlining = 70, calls inlined = 13, statements flattened = 609 [2024-11-06 14:17:18,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 14:17:18,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 14:17:18,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 14:17:18,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 14:17:18,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,581 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,660 INFO L175 MemorySlicer]: Split 292 memory accesses to 8 slices as follows [2, 238, 1, 34, 8, 2, 2, 5]. 82 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 6, 0, 0, 0, 0, 0, 5]. The 241 writes are split as follows [0, 232, 1, 5, 1, 1, 1, 0]. [2024-11-06 14:17:18,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 14:17:18,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 14:17:18,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 14:17:18,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 14:17:18,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (1/1) ... [2024-11-06 14:17:18,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 14:17:18,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:18,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 14:17:18,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 14:17:18,834 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-06 14:17:18,834 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-06 14:17:18,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-06 14:17:18,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-06 14:17:18,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-06 14:17:18,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-06 14:17:18,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-06 14:17:18,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-06 14:17:18,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-06 14:17:18,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-06 14:17:18,836 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-06 14:17:18,836 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-06 14:17:18,836 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-06 14:17:18,837 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-06 14:17:18,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-06 14:17:18,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-06 14:17:18,837 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-06 14:17:18,837 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-06 14:17:18,837 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2024-11-06 14:17:18,837 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_clear [2024-11-06 14:17:18,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 14:17:18,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 14:17:18,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 14:17:18,838 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-06 14:17:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-06 14:17:18,839 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 14:17:18,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 14:17:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-06 14:17:18,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-06 14:17:18,841 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-06 14:17:18,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-06 14:17:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-06 14:17:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-06 14:17:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 14:17:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 14:17:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 14:17:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 14:17:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 14:17:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 14:17:18,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 14:17:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-06 14:17:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-06 14:17:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:18,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-06 14:17:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 14:17:18,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 14:17:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 14:17:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 14:17:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 14:17:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 14:17:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 14:17:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 14:17:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-06 14:17:18,848 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 14:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 14:17:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 14:17:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 14:17:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 14:17:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 14:17:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 14:17:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 14:17:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-06 14:17:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-06 14:17:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-06 14:17:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-06 14:17:19,260 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 14:17:19,262 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 14:17:28,025 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-06 14:17:28,026 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 14:17:28,041 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 14:17:28,042 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 14:17:28,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:28 BoogieIcfgContainer [2024-11-06 14:17:28,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 14:17:28,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 14:17:28,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 14:17:28,049 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 14:17:28,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:17:14" (1/3) ... [2024-11-06 14:17:28,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@deba753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:28, skipping insertion in model container [2024-11-06 14:17:28,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:17:18" (2/3) ... [2024-11-06 14:17:28,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@deba753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:17:28, skipping insertion in model container [2024-11-06 14:17:28,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:17:28" (3/3) ... [2024-11-06 14:17:28,052 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clear_harness.i [2024-11-06 14:17:28,067 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 14:17:28,067 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 14:17:28,134 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 14:17:28,140 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;@7b3a0643, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 14:17:28,140 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 14:17:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-06 14:17:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-06 14:17:28,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:28,157 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:28,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:28,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:28,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1044435354, now seen corresponding path program 1 times [2024-11-06 14:17:28,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:28,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1341919105] [2024-11-06 14:17:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:28,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:28,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:28,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:28,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 14:17:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:35,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 14:17:35,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-06 14:17:35,257 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:35,257 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:35,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341919105] [2024-11-06 14:17:35,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341919105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:35,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:35,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 14:17:35,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161160085] [2024-11-06 14:17:35,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:35,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 14:17:35,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:35,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 14:17:35,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:17:35,294 INFO L87 Difference]: Start difference. First operand has 168 states, 107 states have (on average 1.1869158878504673) internal successors, (127), 108 states have internal predecessors, (127), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:35,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:35,343 INFO L93 Difference]: Finished difference Result 331 states and 431 transitions. [2024-11-06 14:17:35,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 14:17:35,346 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-06 14:17:35,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:35,354 INFO L225 Difference]: With dead ends: 331 [2024-11-06 14:17:35,354 INFO L226 Difference]: Without dead ends: 161 [2024-11-06 14:17:35,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 14:17:35,361 INFO L432 NwaCegarLoop]: 205 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, 205 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 14:17:35,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 14:17:35,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-06 14:17:35,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-06 14:17:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 101 states have (on average 1.1485148514851484) internal successors, (116), 102 states have internal predecessors, (116), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-06 14:17:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 197 transitions. [2024-11-06 14:17:35,416 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 197 transitions. Word has length 137 [2024-11-06 14:17:35,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:35,420 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 197 transitions. [2024-11-06 14:17:35,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 197 transitions. [2024-11-06 14:17:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-06 14:17:35,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:35,425 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:35,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 14:17:35,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:35,627 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:35,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:35,627 INFO L85 PathProgramCache]: Analyzing trace with hash -874558126, now seen corresponding path program 1 times [2024-11-06 14:17:35,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:35,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1227226658] [2024-11-06 14:17:35,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:35,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:35,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:35,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:35,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 14:17:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:42,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 14:17:42,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:42,352 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-06 14:17:42,352 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:42,353 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:42,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227226658] [2024-11-06 14:17:42,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227226658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:42,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:42,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 14:17:42,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257758157] [2024-11-06 14:17:42,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:42,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 14:17:42,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:42,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 14:17:42,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 14:17:42,356 INFO L87 Difference]: Start difference. First operand 161 states and 197 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:42,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:42,576 INFO L93 Difference]: Finished difference Result 226 states and 272 transitions. [2024-11-06 14:17:42,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 14:17:42,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-06 14:17:42,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:42,580 INFO L225 Difference]: With dead ends: 226 [2024-11-06 14:17:42,580 INFO L226 Difference]: Without dead ends: 162 [2024-11-06 14:17:42,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 14:17:42,583 INFO L432 NwaCegarLoop]: 196 mSDtfsCounter, 0 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 14:17:42,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 388 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 14:17:42,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-06 14:17:42,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-11-06 14:17:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 102 states have (on average 1.1470588235294117) internal successors, (117), 103 states have internal predecessors, (117), 41 states have call successors, (41), 18 states have call predecessors, (41), 18 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-06 14:17:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 198 transitions. [2024-11-06 14:17:42,601 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 198 transitions. Word has length 137 [2024-11-06 14:17:42,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:42,601 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 198 transitions. [2024-11-06 14:17:42,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:42,602 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 198 transitions. [2024-11-06 14:17:42,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-06 14:17:42,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:42,604 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2024-11-06 14:17:42,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-06 14:17:42,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:42,805 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:42,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:42,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1895626480, now seen corresponding path program 1 times [2024-11-06 14:17:42,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:42,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [111043509] [2024-11-06 14:17:42,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:42,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:42,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:42,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:42,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 14:17:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:49,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 14:17:49,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:17:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-06 14:17:50,310 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:17:50,310 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:17:50,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111043509] [2024-11-06 14:17:50,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111043509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:17:50,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:17:50,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:17:50,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892182469] [2024-11-06 14:17:50,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:17:50,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:17:50,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:17:50,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:17:50,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:50,313 INFO L87 Difference]: Start difference. First operand 162 states and 198 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:50,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:17:50,846 INFO L93 Difference]: Finished difference Result 288 states and 352 transitions. [2024-11-06 14:17:50,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:17:50,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 137 [2024-11-06 14:17:50,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:17:50,855 INFO L225 Difference]: With dead ends: 288 [2024-11-06 14:17:50,855 INFO L226 Difference]: Without dead ends: 166 [2024-11-06 14:17:50,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:17:50,861 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 0 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 14:17:50,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 776 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 14:17:50,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-06 14:17:50,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-06 14:17:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 105 states have (on average 1.1428571428571428) internal successors, (120), 106 states have internal predecessors, (120), 41 states have call successors, (41), 18 states have call predecessors, (41), 19 states have return successors, (41), 41 states have call predecessors, (41), 40 states have call successors, (41) [2024-11-06 14:17:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-11-06 14:17:50,886 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 137 [2024-11-06 14:17:50,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:17:50,887 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-11-06 14:17:50,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 14:17:50,888 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-11-06 14:17:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-06 14:17:50,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:17:50,891 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:17:50,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-06 14:17:51,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:51,092 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:17:51,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:17:51,093 INFO L85 PathProgramCache]: Analyzing trace with hash -985698484, now seen corresponding path program 1 times [2024-11-06 14:17:51,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:17:51,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [62059886] [2024-11-06 14:17:51,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:17:51,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:17:51,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:17:51,098 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:17:51,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 14:17:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:17:57,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-06 14:17:57,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:00,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-06 14:18:06,836 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:18:06,836 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:06,837 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:06,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62059886] [2024-11-06 14:18:06,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [62059886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:06,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:06,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-06 14:18:06,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046298779] [2024-11-06 14:18:06,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:06,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 14:18:06,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:06,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 14:18:06,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-06 14:18:06,841 INFO L87 Difference]: Start difference. First operand 166 states and 202 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:31,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:31,333 INFO L93 Difference]: Finished difference Result 293 states and 357 transitions. [2024-11-06 14:18:31,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 14:18:31,334 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 143 [2024-11-06 14:18:31,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:31,338 INFO L225 Difference]: With dead ends: 293 [2024-11-06 14:18:31,338 INFO L226 Difference]: Without dead ends: 184 [2024-11-06 14:18:31,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-06 14:18:31,340 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 118 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:31,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 1146 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 386 Invalid, 0 Unknown, 0 Unchecked, 22.3s Time] [2024-11-06 14:18:31,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-06 14:18:31,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2024-11-06 14:18:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.1379310344827587) internal successors, (132), 118 states have internal predecessors, (132), 41 states have call successors, (41), 21 states have call predecessors, (41), 23 states have return successors, (43), 41 states have call predecessors, (43), 40 states have call successors, (43) [2024-11-06 14:18:31,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 216 transitions. [2024-11-06 14:18:31,370 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 216 transitions. Word has length 143 [2024-11-06 14:18:31,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:31,371 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 216 transitions. [2024-11-06 14:18:31,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 9 states have internal predecessors, (69), 4 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-06 14:18:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 216 transitions. [2024-11-06 14:18:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-06 14:18:31,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:31,374 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:31,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 14:18:31,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:31,575 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:31,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:31,576 INFO L85 PathProgramCache]: Analyzing trace with hash -2128200950, now seen corresponding path program 1 times [2024-11-06 14:18:31,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:31,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1807896608] [2024-11-06 14:18:31,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:31,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:31,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:31,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:31,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 14:18:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:37,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 2544 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 14:18:37,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 14:18:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-06 14:18:40,254 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 14:18:40,254 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 14:18:40,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807896608] [2024-11-06 14:18:40,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807896608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 14:18:40,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 14:18:40,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 14:18:40,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984798270] [2024-11-06 14:18:40,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 14:18:40,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 14:18:40,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 14:18:40,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 14:18:40,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:40,256 INFO L87 Difference]: Start difference. First operand 181 states and 216 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:41,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 14:18:41,372 INFO L93 Difference]: Finished difference Result 300 states and 365 transitions. [2024-11-06 14:18:41,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 14:18:41,376 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 143 [2024-11-06 14:18:41,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 14:18:41,378 INFO L225 Difference]: With dead ends: 300 [2024-11-06 14:18:41,378 INFO L226 Difference]: Without dead ends: 186 [2024-11-06 14:18:41,382 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-06 14:18:41,383 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 18 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 14:18:41,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 545 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 14:18:41,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-11-06 14:18:41,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 183. [2024-11-06 14:18:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 117 states have (on average 1.1367521367521367) internal successors, (133), 119 states have internal predecessors, (133), 42 states have call successors, (42), 21 states have call predecessors, (42), 23 states have return successors, (44), 42 states have call predecessors, (44), 41 states have call successors, (44) [2024-11-06 14:18:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 219 transitions. [2024-11-06 14:18:41,407 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 219 transitions. Word has length 143 [2024-11-06 14:18:41,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 14:18:41,407 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 219 transitions. [2024-11-06 14:18:41,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 3 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-06 14:18:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 219 transitions. [2024-11-06 14:18:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-06 14:18:41,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 14:18:41,410 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 14:18:41,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-06 14:18:41,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:41,611 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 14:18:41,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 14:18:41,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1035155766, now seen corresponding path program 1 times [2024-11-06 14:18:41,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 14:18:41,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [154224878] [2024-11-06 14:18:41,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 14:18:41,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 14:18:41,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 14:18:41,615 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 14:18:41,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-06 14:18:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 14:18:47,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 2561 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-06 14:18:47,659 INFO L278 TraceCheckSpWp]: Computing forward predicates...