/root/.sdkman/candidates/java/11.0.12-open/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_negated.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 16:22:16,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 16:22:16,720 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 16:22:16,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 16:22:16,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 16:22:16,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 16:22:16,751 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 16:22:16,751 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 16:22:16,751 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 16:22:16,752 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 16:22:16,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 16:22:16,752 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 16:22:16,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 16:22:16,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 16:22:16,755 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 16:22:16,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 16:22:16,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 16:22:16,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 16:22:16,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 16:22:16,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 16:22:16,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 16:22:16,758 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 16:22:16,758 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 16:22:16,759 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 16:22:16,759 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 16:22:16,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 16:22:16,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 16:22:16,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 16:22:16,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 16:22:16,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 16:22:16,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 16:22:16,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:22:16,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 16:22:16,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 16:22:16,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 16:22:16,762 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 16:22:16,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 16:22:16,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 16:22:16,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 16:22:16,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 16:22:16,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 16:22:16,787 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 16:22:17,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 16:22:17,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 16:22:17,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 16:22:17,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 16:22:17,062 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 16:22:17,064 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i [2024-11-15 16:22:18,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 16:22:19,025 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 16:22:19,026 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_hash_table_clear_harness_negated.i [2024-11-15 16:22:19,072 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31f05994f/89a0d01b2ecb4332968676a2cfc2ece4/FLAG514bbeb0c [2024-11-15 16:22:19,105 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31f05994f/89a0d01b2ecb4332968676a2cfc2ece4 [2024-11-15 16:22:19,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 16:22:19,109 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 16:22:19,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 16:22:19,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 16:22:19,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 16:22:19,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:22:19" (1/1) ... [2024-11-15 16:22:19,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a447ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:19, skipping insertion in model container [2024-11-15 16:22:19,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 04:22:19" (1/1) ... [2024-11-15 16:22:19,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:22:19,637 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_negated.i[4494,4507] [2024-11-15 16:22:19,650 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_negated.i[4554,4567] [2024-11-15 16:22:20,581 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,702 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,704 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,724 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,744 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,747 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,747 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,747 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,749 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,749 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,750 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,753 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,754 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:20,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:20,755 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,153 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,154 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,154 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,154 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,299 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,327 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,490 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,497 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,520 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,526 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,539 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,552 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,557 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,583 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,584 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,632 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,649 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,650 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,651 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,654 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,670 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,672 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:21,754 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-15 16:22:21,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 16:22:21,861 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_negated.i[4494,4507] [2024-11-15 16:22:21,862 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_negated.i[4554,4567] [2024-11-15 16:22:21,892 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,907 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,907 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,918 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,919 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,919 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,924 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,926 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,926 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,929 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,930 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,934 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,935 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,935 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,936 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,937 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,938 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,938 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:21,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:21,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,001 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,006 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,038 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,044 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,051 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,061 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,066 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,071 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,079 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,083 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,090 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,097 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,098 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,111 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,113 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,115 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,117 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,132 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 16:22:22,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:22,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 16:22:22,181 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_negated.i[4494,4507] [2024-11-15 16:22:22,182 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_negated.i[4554,4567] [2024-11-15 16:22:22,203 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,204 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,205 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,212 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,212 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,213 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,214 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,215 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7553-7564] [2024-11-15 16:22:22,330 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,331 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,340 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,341 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,344 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,344 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,352 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,353 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,354 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,355 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-15 16:22:22,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 16:22:22,721 WARN L710 CHandler]: The following functions are not defined or handled internally: aws_array_list_ensure_capacity [2024-11-15 16:22:22,731 INFO L204 MainTranslator]: Completed translation [2024-11-15 16:22:22,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22 WrapperNode [2024-11-15 16:22:22,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 16:22:22,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 16:22:22,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 16:22:22,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 16:22:22,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,961 INFO L138 Inliner]: procedures = 785, calls = 2435, calls flagged for inlining = 70, calls inlined = 13, statements flattened = 609 [2024-11-15 16:22:22,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 16:22:22,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 16:22:22,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 16:22:22,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 16:22:22,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:22,992 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,077 INFO L175 MemorySlicer]: Split 292 memory accesses to 8 slices as follows [238, 2, 8, 2, 2, 34, 1, 5]. 82 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [6, 2, 0, 0, 0, 0, 0, 5]. The 241 writes are split as follows [232, 0, 1, 1, 1, 5, 1, 0]. [2024-11-15 16:22:23,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 16:22:23,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 16:22:23,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 16:22:23,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 16:22:23,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (1/1) ... [2024-11-15 16:22:23,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 16:22:23,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:23,230 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) [2024-11-15 16:22:23,236 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 [2024-11-15 16:22:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure memset_override_0_impl [2024-11-15 16:22:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_override_0_impl [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#6 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#7 [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-15 16:22:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-15 16:22:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-15 16:22:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-15 16:22:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2024-11-15 16:22:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_clear [2024-11-15 16:22:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_clear [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 16:22:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 16:22:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-15 16:22:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-15 16:22:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 16:22:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-15 16:22:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-15 16:22:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 16:22:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 16:22:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-15 16:22:23,286 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 16:22:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 16:22:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 16:22:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-15 16:22:23,287 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-15 16:22:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2024-11-15 16:22:23,287 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2024-11-15 16:22:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 16:22:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2024-11-15 16:22:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:22:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 16:22:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 16:22:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-15 16:22:23,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2024-11-15 16:22:23,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 16:22:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 16:22:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 16:22:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 16:22:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 16:22:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 16:22:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 16:22:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 16:22:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-15 16:22:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-15 16:22:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-15 16:22:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-15 16:22:23,734 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 16:22:23,736 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 16:22:32,682 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-15 16:22:32,682 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 16:22:32,702 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 16:22:32,702 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-15 16:22:32,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:32 BoogieIcfgContainer [2024-11-15 16:22:32,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 16:22:32,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 16:22:32,705 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 16:22:32,708 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 16:22:32,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 04:22:19" (1/3) ... [2024-11-15 16:22:32,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b8d5e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:32, skipping insertion in model container [2024-11-15 16:22:32,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 04:22:22" (2/3) ... [2024-11-15 16:22:32,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b8d5e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 04:22:32, skipping insertion in model container [2024-11-15 16:22:32,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 04:22:32" (3/3) ... [2024-11-15 16:22:32,710 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_table_clear_harness_negated.i [2024-11-15 16:22:32,726 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 16:22:32,726 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 16:22:32,795 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 16:22:32,803 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;@2193dc46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 16:22:32,803 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 16:22:32,808 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) [2024-11-15 16:22:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:32,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:32,821 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] [2024-11-15 16:22:32,822 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:32,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:32,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1044435354, now seen corresponding path program 1 times [2024-11-15 16:22:32,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:32,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363730213] [2024-11-15 16:22:32,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:32,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:39,006 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:39,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1981737675] [2024-11-15 16:22:39,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:39,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:39,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:39,015 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) [2024-11-15 16:22:39,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-15 16:22:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:45,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-15 16:22:45,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-15 16:22:45,482 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:45,482 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:45,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363730213] [2024-11-15 16:22:45,483 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:45,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981737675] [2024-11-15 16:22:45,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981737675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:45,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:45,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 16:22:45,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960117738] [2024-11-15 16:22:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:45,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 16:22:45,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:45,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 16:22:45,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 16:22:45,515 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) [2024-11-15 16:22:45,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:45,553 INFO L93 Difference]: Finished difference Result 331 states and 431 transitions. [2024-11-15 16:22:45,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 16:22:45,556 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 [2024-11-15 16:22:45,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:45,564 INFO L225 Difference]: With dead ends: 331 [2024-11-15 16:22:45,564 INFO L226 Difference]: Without dead ends: 161 [2024-11-15 16:22:45,569 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 [2024-11-15 16:22:45,572 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 [2024-11-15 16:22:45,572 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] [2024-11-15 16:22:45,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-15 16:22:45,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-15 16:22:45,617 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) [2024-11-15 16:22:45,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 197 transitions. [2024-11-15 16:22:45,623 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 197 transitions. Word has length 137 [2024-11-15 16:22:45,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:45,628 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 197 transitions. [2024-11-15 16:22:45,629 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) [2024-11-15 16:22:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 197 transitions. [2024-11-15 16:22:45,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:45,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:45,640 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] [2024-11-15 16:22:45,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-15 16:22:45,840 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,SelfDestructingSolverStorable0 [2024-11-15 16:22:45,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:45,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:45,842 INFO L85 PathProgramCache]: Analyzing trace with hash -874558126, now seen corresponding path program 1 times [2024-11-15 16:22:45,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:45,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163198834] [2024-11-15 16:22:45,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:45,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:22:50,481 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:22:50,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [254841734] [2024-11-15 16:22:50,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:50,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:22:50,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:22:50,484 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) [2024-11-15 16:22:50,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 16:22:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:22:56,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 2564 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 16:22:56,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:22:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-15 16:22:56,689 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:22:56,689 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:22:56,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163198834] [2024-11-15 16:22:56,690 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:22:56,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254841734] [2024-11-15 16:22:56,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [254841734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:22:56,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:22:56,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 16:22:56,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043520231] [2024-11-15 16:22:56,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:22:56,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 16:22:56,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:22:56,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 16:22:56,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 16:22:56,693 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) [2024-11-15 16:22:56,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:22:56,934 INFO L93 Difference]: Finished difference Result 226 states and 272 transitions. [2024-11-15 16:22:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 16:22:56,935 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 [2024-11-15 16:22:56,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:22:56,937 INFO L225 Difference]: With dead ends: 226 [2024-11-15 16:22:56,937 INFO L226 Difference]: Without dead ends: 162 [2024-11-15 16:22:56,938 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 [2024-11-15 16:22:56,938 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 [2024-11-15 16:22:56,938 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] [2024-11-15 16:22:56,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-15 16:22:56,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-11-15 16:22:56,952 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) [2024-11-15 16:22:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 198 transitions. [2024-11-15 16:22:56,955 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 198 transitions. Word has length 137 [2024-11-15 16:22:56,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:22:56,956 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 198 transitions. [2024-11-15 16:22:56,956 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) [2024-11-15 16:22:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 198 transitions. [2024-11-15 16:22:56,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-15 16:22:56,960 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:22:56,960 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] [2024-11-15 16:22:57,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 16:22:57,160 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,SelfDestructingSolverStorable1 [2024-11-15 16:22:57,161 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:22:57,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:22:57,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1895626480, now seen corresponding path program 1 times [2024-11-15 16:22:57,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:22:57,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3730573] [2024-11-15 16:22:57,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:22:57,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:01,494 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:23:01,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1885892724] [2024-11-15 16:23:01,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:01,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:01,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:01,497 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) [2024-11-15 16:23:01,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 16:23:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:23:07,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 16:23:07,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:23:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-15 16:23:08,379 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:23:08,380 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:23:08,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3730573] [2024-11-15 16:23:08,380 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:23:08,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885892724] [2024-11-15 16:23:08,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885892724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:23:08,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:23:08,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 16:23:08,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750672904] [2024-11-15 16:23:08,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:23:08,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 16:23:08,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:23:08,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 16:23:08,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:23:08,383 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) [2024-11-15 16:23:08,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 16:23:08,889 INFO L93 Difference]: Finished difference Result 288 states and 352 transitions. [2024-11-15 16:23:08,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 16:23:08,891 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 [2024-11-15 16:23:08,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 16:23:08,897 INFO L225 Difference]: With dead ends: 288 [2024-11-15 16:23:08,897 INFO L226 Difference]: Without dead ends: 166 [2024-11-15 16:23:08,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 16:23:08,903 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 [2024-11-15 16:23:08,904 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] [2024-11-15 16:23:08,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-15 16:23:08,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2024-11-15 16:23:08,921 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) [2024-11-15 16:23:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 202 transitions. [2024-11-15 16:23:08,925 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 202 transitions. Word has length 137 [2024-11-15 16:23:08,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 16:23:08,926 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 202 transitions. [2024-11-15 16:23:08,926 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) [2024-11-15 16:23:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2024-11-15 16:23:08,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-15 16:23:08,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 16:23:08,931 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] [2024-11-15 16:23:08,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 16:23:09,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:09,133 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 16:23:09,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 16:23:09,133 INFO L85 PathProgramCache]: Analyzing trace with hash -985698484, now seen corresponding path program 1 times [2024-11-15 16:23:09,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 16:23:09,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881809174] [2024-11-15 16:23:09,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:09,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 16:23:13,539 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 16:23:13,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1622670435] [2024-11-15 16:23:13,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 16:23:13,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 16:23:13,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 16:23:13,544 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) [2024-11-15 16:23:13,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 16:23:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 16:23:19,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 2547 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-15 16:23:19,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 16:23:23,573 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 [2024-11-15 16:23:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-15 16:23:29,933 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 16:23:29,933 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 16:23:29,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881809174] [2024-11-15 16:23:29,933 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 16:23:29,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622670435] [2024-11-15 16:23:29,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622670435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 16:23:29,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 16:23:29,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-15 16:23:29,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358921293] [2024-11-15 16:23:29,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 16:23:29,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-15 16:23:29,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 16:23:29,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-15 16:23:29,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-15 16:23:29,936 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)