/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-word-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7707f89-m [2022-11-15 23:01:29,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 23:01:29,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 23:01:29,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 23:01:29,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 23:01:29,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 23:01:29,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 23:01:29,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 23:01:29,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 23:01:29,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 23:01:29,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 23:01:29,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 23:01:29,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 23:01:29,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 23:01:29,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 23:01:29,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 23:01:29,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 23:01:29,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 23:01:29,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 23:01:29,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 23:01:29,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 23:01:29,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 23:01:29,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 23:01:29,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 23:01:29,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-15 23:01:29,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 23:01:29,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 23:01:29,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 23:01:29,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 23:01:29,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 23:01:29,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 23:01:29,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 23:01:29,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 23:01:29,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 23:01:29,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 23:01:29,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 23:01:29,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-15 23:01:29,815 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 23:01:29,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 23:01:29,815 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 23:01:29,816 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 23:01:29,816 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 23:01:29,816 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 23:01:29,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 23:01:29,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 23:01:29,817 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 23:01:29,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 23:01:29,818 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 23:01:29,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 23:01:29,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 23:01:29,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 23:01:29,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 23:01:29,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 23:01:29,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 23:01:29,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 23:01:29,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 23:01:29,821 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 23:01:29,822 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 23:01:29,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 23:01:29,822 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 23:01:29,822 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 23:01:29,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-11-15 23:01:30,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 23:01:30,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 23:01:30,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 23:01:30,095 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 23:01:30,096 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 23:01:30,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-word-trans.wvr.c [2022-11-15 23:01:30,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b74e6df4/a216234c8c024c86a494ca1980ce5a5b/FLAGac447e8d7 [2022-11-15 23:01:30,561 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 23:01:30,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-word-trans.wvr.c [2022-11-15 23:01:30,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b74e6df4/a216234c8c024c86a494ca1980ce5a5b/FLAGac447e8d7 [2022-11-15 23:01:30,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b74e6df4/a216234c8c024c86a494ca1980ce5a5b [2022-11-15 23:01:30,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 23:01:30,584 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-15 23:01:30,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 23:01:30,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 23:01:30,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 23:01:30,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2ade36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30, skipping insertion in model container [2022-11-15 23:01:30,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 23:01:30,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 23:01:30,800 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-word-trans.wvr.c[3292,3305] [2022-11-15 23:01:30,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 23:01:30,830 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 23:01:30,858 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-word-trans.wvr.c[3292,3305] [2022-11-15 23:01:30,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 23:01:30,873 INFO L208 MainTranslator]: Completed translation [2022-11-15 23:01:30,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30 WrapperNode [2022-11-15 23:01:30,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 23:01:30,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 23:01:30,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 23:01:30,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 23:01:30,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,933 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 172 [2022-11-15 23:01:30,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 23:01:30,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 23:01:30,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 23:01:30,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 23:01:30,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 23:01:30,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 23:01:30,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 23:01:30,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 23:01:30,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (1/1) ... [2022-11-15 23:01:30,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 23:01:31,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:01:31,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-15 23:01:31,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-15 23:01:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 23:01:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 23:01:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 23:01:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 23:01:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-15 23:01:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-15 23:01:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-15 23:01:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-15 23:01:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-15 23:01:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-15 23:01:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 23:01:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-15 23:01:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 23:01:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 23:01:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 23:01:31,058 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-15 23:01:31,197 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 23:01:31,199 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 23:01:31,701 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 23:01:31,711 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 23:01:31,711 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-15 23:01:31,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:01:31 BoogieIcfgContainer [2022-11-15 23:01:31,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 23:01:31,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 23:01:31,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 23:01:31,718 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 23:01:31,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:01:30" (1/3) ... [2022-11-15 23:01:31,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a39d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:01:31, skipping insertion in model container [2022-11-15 23:01:31,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:01:30" (2/3) ... [2022-11-15 23:01:31,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a39d2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:01:31, skipping insertion in model container [2022-11-15 23:01:31,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:01:31" (3/3) ... [2022-11-15 23:01:31,721 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-word-trans.wvr.c [2022-11-15 23:01:31,729 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 23:01:31,737 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 23:01:31,737 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-15 23:01:31,738 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-15 23:01:31,837 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-15 23:01:31,879 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 23:01:31,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 23:01:31,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:01:31,891 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-15 23:01:31,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-15 23:01:31,937 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 23:01:31,960 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-15 23:01:31,970 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6280bfa2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 23:01:31,970 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-15 23:01:32,271 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:32,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:32,278 INFO L85 PathProgramCache]: Analyzing trace with hash 985497133, now seen corresponding path program 1 times [2022-11-15 23:01:32,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:32,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231312843] [2022-11-15 23:01:32,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:32,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:32,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231312843] [2022-11-15 23:01:32,642 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231312843] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:32,642 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:32,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-15 23:01:32,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969801773] [2022-11-15 23:01:32,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:32,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-15 23:01:32,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:32,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-15 23:01:32,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-15 23:01:32,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:32,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:32,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 95.5) internal successors, (191), 2 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:32,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:32,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-15 23:01:32,727 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:32,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:32,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1628916155, now seen corresponding path program 1 times [2022-11-15 23:01:32,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:32,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183010935] [2022-11-15 23:01:32,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:32,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:33,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:33,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183010935] [2022-11-15 23:01:33,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183010935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:33,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:33,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-15 23:01:33,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408803003] [2022-11-15 23:01:33,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:33,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-15 23:01:33,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:33,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-15 23:01:33,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-15 23:01:33,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:33,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:33,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.142857142857142) internal successors, (184), 14 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:33,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:34,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:34,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:34,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-15 23:01:34,607 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:34,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:34,608 INFO L85 PathProgramCache]: Analyzing trace with hash 2044858727, now seen corresponding path program 1 times [2022-11-15 23:01:34,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:34,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351528500] [2022-11-15 23:01:34,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:34,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:34,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:34,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351528500] [2022-11-15 23:01:34,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351528500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:34,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:34,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:34,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573235284] [2022-11-15 23:01:34,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:34,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:34,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:34,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:34,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:34,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:34,877 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:34,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.714285714285715) internal successors, (194), 7 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:34,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:34,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:34,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:35,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:35,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-15 23:01:35,034 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:35,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:35,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1051312533, now seen corresponding path program 1 times [2022-11-15 23:01:35,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:35,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331296496] [2022-11-15 23:01:35,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:35,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:35,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:35,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331296496] [2022-11-15 23:01:35,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331296496] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:35,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:35,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-15 23:01:35,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165739514] [2022-11-15 23:01:35,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:35,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-15 23:01:35,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:35,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-15 23:01:35,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-15 23:01:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:35,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.25) internal successors, (181), 4 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:35,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:35,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:35,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:35,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:35,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:35,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-15 23:01:35,319 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:35,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:35,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1147787855, now seen corresponding path program 1 times [2022-11-15 23:01:35,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:35,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401633288] [2022-11-15 23:01:35,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:35,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:35,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:35,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:35,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401633288] [2022-11-15 23:01:35,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401633288] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:35,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:35,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:35,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008054836] [2022-11-15 23:01:35,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:35,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:35,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:35,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:35,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:35,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:35,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:35,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:35,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:35,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:35,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:35,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:36,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:36,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-15 23:01:36,211 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:36,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:36,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1758700647, now seen corresponding path program 1 times [2022-11-15 23:01:36,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:36,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995662438] [2022-11-15 23:01:36,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:36,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:36,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:36,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995662438] [2022-11-15 23:01:36,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995662438] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:36,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:36,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:36,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029573091] [2022-11-15 23:01:36,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:36,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:36,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:36,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:36,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:36,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:36,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:36,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-15 23:01:36,976 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:36,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:36,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1856577227, now seen corresponding path program 1 times [2022-11-15 23:01:36,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:36,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487110605] [2022-11-15 23:01:36,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:36,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:37,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:37,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487110605] [2022-11-15 23:01:37,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487110605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:37,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:37,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:37,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126506213] [2022-11-15 23:01:37,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:37,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:37,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:37,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:37,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:37,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:37,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:37,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:37,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-11-15 23:01:37,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-15 23:01:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:40,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:40,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-15 23:01:40,731 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:40,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:40,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1664380443, now seen corresponding path program 1 times [2022-11-15 23:01:40,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:40,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927924624] [2022-11-15 23:01:40,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:41,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:41,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927924624] [2022-11-15 23:01:41,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927924624] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:01:41,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134508786] [2022-11-15 23:01:41,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:41,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:01:41,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:01:41,169 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) [2022-11-15 23:01:41,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-15 23:01:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:41,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-15 23:01:41,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:01:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:41,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:01:42,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:01:42,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134508786] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:01:42,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:01:42,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14, 14] total 31 [2022-11-15 23:01:42,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323773552] [2022-11-15 23:01:42,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:42,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-15 23:01:42,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:42,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-15 23:01:42,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=807, Unknown=0, NotChecked=0, Total=930 [2022-11-15 23:01:42,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:42,362 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:42,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.642857142857142) internal successors, (191), 14 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:42,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:42,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:42,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:42,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:42,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:42,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:42,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:42,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:44,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:44,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-15 23:01:45,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-15 23:01:45,024 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:45,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:45,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1326307301, now seen corresponding path program 1 times [2022-11-15 23:01:45,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:45,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140780081] [2022-11-15 23:01:45,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:45,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:45,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:45,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140780081] [2022-11-15 23:01:45,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140780081] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:45,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:45,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-15 23:01:45,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235452820] [2022-11-15 23:01:45,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:45,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-15 23:01:45,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:45,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-15 23:01:45,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-15 23:01:45,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:45,166 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:45,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:45,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:45,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:45,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:46,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:46,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:46,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:46,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-15 23:01:46,398 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:46,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:46,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1571116217, now seen corresponding path program 1 times [2022-11-15 23:01:46,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:46,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875204770] [2022-11-15 23:01:46,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:46,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:46,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:46,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875204770] [2022-11-15 23:01:46,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875204770] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:46,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:46,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:46,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798983097] [2022-11-15 23:01:46,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:46,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:46,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:46,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:46,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:46,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:46,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:46,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:46,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:46,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:46,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:46,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:46,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:48,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:48,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:48,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:48,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-15 23:01:48,311 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:48,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:48,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1400105865, now seen corresponding path program 1 times [2022-11-15 23:01:48,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:48,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591177045] [2022-11-15 23:01:48,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:48,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:48,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591177045] [2022-11-15 23:01:48,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591177045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:48,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:48,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-15 23:01:48,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494470240] [2022-11-15 23:01:48,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:48,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-15 23:01:48,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:48,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-15 23:01:48,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-15 23:01:48,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:48,479 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:48,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 47.0) internal successors, (188), 4 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:48,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:48,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:48,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:01:48,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:48,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:48,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:49,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:49,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-15 23:01:49,823 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:49,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:49,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1885641, now seen corresponding path program 1 times [2022-11-15 23:01:49,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:49,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2268573] [2022-11-15 23:01:49,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:49,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:49,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:49,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:49,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2268573] [2022-11-15 23:01:49,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2268573] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:49,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:49,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-15 23:01:49,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840170085] [2022-11-15 23:01:49,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:49,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-15 23:01:49,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:49,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-15 23:01:49,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-15 23:01:49,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:49,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:49,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:51,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-15 23:01:51,630 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:51,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:51,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1311195857, now seen corresponding path program 1 times [2022-11-15 23:01:51,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:51,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792285971] [2022-11-15 23:01:51,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:51,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:51,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:51,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:51,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792285971] [2022-11-15 23:01:51,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792285971] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:51,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:51,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:51,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048425118] [2022-11-15 23:01:51,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:51,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:51,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:51,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:51,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:51,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:51,777 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:51,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:51,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:51,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:53,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:53,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:53,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:53,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:53,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:53,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:53,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-15 23:01:53,791 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:53,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:53,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1506382637, now seen corresponding path program 1 times [2022-11-15 23:01:53,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:53,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768496847] [2022-11-15 23:01:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:53,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:53,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:53,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768496847] [2022-11-15 23:01:53,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768496847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:53,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:53,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-15 23:01:53,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516858398] [2022-11-15 23:01:53,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:53,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-15 23:01:53,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:53,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-15 23:01:53,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-15 23:01:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:53,954 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:53,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:53,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:53,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:53,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:53,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:53,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:56,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:56,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:56,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:56,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:01:56,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-15 23:01:56,186 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:01:56,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:01:56,187 INFO L85 PathProgramCache]: Analyzing trace with hash -910612527, now seen corresponding path program 1 times [2022-11-15 23:01:56,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:01:56,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424966186] [2022-11-15 23:01:56,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:01:56,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:01:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:01:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:01:56,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:01:56,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424966186] [2022-11-15 23:01:56,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424966186] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:01:56,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:01:56,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-15 23:01:56,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051574597] [2022-11-15 23:01:56,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:01:56,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-15 23:01:56,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:01:56,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-15 23:01:56,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-15 23:01:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:56,769 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:01:56,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.428571428571427) internal successors, (185), 7 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:01:56,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:01:56,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2022-11-15 23:01:56,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:01:56,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:00,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:00,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:00,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-15 23:02:00,440 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:00,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:00,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1850768934, now seen corresponding path program 1 times [2022-11-15 23:02:00,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:00,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513441528] [2022-11-15 23:02:00,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:00,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:00,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:00,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513441528] [2022-11-15 23:02:00,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513441528] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:00,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32993117] [2022-11-15 23:02:00,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:00,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:00,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:02:00,772 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) [2022-11-15 23:02:00,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-15 23:02:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:00,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-15 23:02:00,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:02:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:01,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:02:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:01,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32993117] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:01,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:02:01,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [15, 13] total 29 [2022-11-15 23:02:01,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111776183] [2022-11-15 23:02:01,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:01,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-15 23:02:01,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:01,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-15 23:02:01,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=688, Unknown=0, NotChecked=0, Total=812 [2022-11-15 23:02:01,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:01,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:01,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.0) internal successors, (208), 13 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:01,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:01,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:01,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:01,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:01,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:06,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:06,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:06,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:06,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:06,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:06,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-15 23:02:06,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:06,928 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:06,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:06,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1750109438, now seen corresponding path program 1 times [2022-11-15 23:02:06,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:06,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088469137] [2022-11-15 23:02:06,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:07,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:02:07,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:07,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088469137] [2022-11-15 23:02:07,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088469137] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:07,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101254362] [2022-11-15 23:02:07,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:07,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:07,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:02:07,220 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) [2022-11-15 23:02:07,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-15 23:02:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:07,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-15 23:02:07,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:02:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:02:07,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:02:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 23:02:08,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101254362] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:08,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:02:08,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-11-15 23:02:08,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708660549] [2022-11-15 23:02:08,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:08,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-15 23:02:08,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:08,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-15 23:02:08,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2022-11-15 23:02:08,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:08,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:08,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.0) internal successors, (198), 11 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:08,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:12,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:12,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-15 23:02:12,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-15 23:02:12,788 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:12,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:12,788 INFO L85 PathProgramCache]: Analyzing trace with hash 635436766, now seen corresponding path program 1 times [2022-11-15 23:02:12,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:12,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795892456] [2022-11-15 23:02:12,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:12,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-15 23:02:12,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:12,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795892456] [2022-11-15 23:02:12,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795892456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:02:12,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:02:12,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-15 23:02:12,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568136139] [2022-11-15 23:02:12,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:12,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-15 23:02:12,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:12,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-15 23:02:12,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-15 23:02:12,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:12,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:12,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:12,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:12,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:16,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:16,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:16,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-15 23:02:16,867 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:16,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:16,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1049136622, now seen corresponding path program 1 times [2022-11-15 23:02:16,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:16,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175047439] [2022-11-15 23:02:16,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:16,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:17,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:17,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175047439] [2022-11-15 23:02:17,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175047439] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:17,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464925664] [2022-11-15 23:02:17,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:17,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:17,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:02:17,171 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) [2022-11-15 23:02:17,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-15 23:02:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:17,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-15 23:02:17,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:02:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:17,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:02:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:18,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464925664] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:18,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:02:18,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [14, 13] total 25 [2022-11-15 23:02:18,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406680437] [2022-11-15 23:02:18,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:18,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-15 23:02:18,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:18,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-15 23:02:18,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=501, Unknown=0, NotChecked=0, Total=600 [2022-11-15 23:02:18,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:18,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:18,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.0) internal successors, (208), 13 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:18,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:24,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:24,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:24,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:24,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-15 23:02:25,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:25,137 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:25,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:25,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1039492525, now seen corresponding path program 1 times [2022-11-15 23:02:25,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:25,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541734716] [2022-11-15 23:02:25,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:25,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:25,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:25,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541734716] [2022-11-15 23:02:25,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541734716] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:25,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661271352] [2022-11-15 23:02:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:25,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:25,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:02:25,439 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) [2022-11-15 23:02:25,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-15 23:02:25,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:25,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-15 23:02:25,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:02:25,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:25,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:02:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:26,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661271352] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:26,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:02:26,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 29 [2022-11-15 23:02:26,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780012277] [2022-11-15 23:02:26,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:26,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-15 23:02:26,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:26,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-15 23:02:26,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2022-11-15 23:02:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:26,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:26,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 19.545454545454547) internal successors, (215), 11 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:26,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:26,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:32,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:32,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-15 23:02:32,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:32,929 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:32,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:32,930 INFO L85 PathProgramCache]: Analyzing trace with hash -801863743, now seen corresponding path program 1 times [2022-11-15 23:02:32,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:32,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294076218] [2022-11-15 23:02:32,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:32,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:33,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-15 23:02:33,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:33,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294076218] [2022-11-15 23:02:33,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294076218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:02:33,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:02:33,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-15 23:02:33,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850573355] [2022-11-15 23:02:33,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:33,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-15 23:02:33,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:33,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-15 23:02:33,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-15 23:02:33,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:33,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:33,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:33,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:33,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:38,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:38,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-15 23:02:38,827 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:38,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:38,828 INFO L85 PathProgramCache]: Analyzing trace with hash -831458945, now seen corresponding path program 1 times [2022-11-15 23:02:38,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:38,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669484051] [2022-11-15 23:02:38,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:38,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:39,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:39,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669484051] [2022-11-15 23:02:39,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669484051] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:39,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850196799] [2022-11-15 23:02:39,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:39,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:39,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 23:02:39,120 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-15 23:02:39,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-15 23:02:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:39,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-15 23:02:39,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 23:02:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:39,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 23:02:39,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 23:02:39,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850196799] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-15 23:02:39,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-15 23:02:39,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2022-11-15 23:02:39,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553914669] [2022-11-15 23:02:39,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:39,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-15 23:02:39,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:39,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-15 23:02:39,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2022-11-15 23:02:39,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:39,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:39,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 20.454545454545453) internal successors, (225), 11 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:39,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:39,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:46,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:46,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:46,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-15 23:02:46,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 23:02:46,642 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-15 23:02:46,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 23:02:46,642 INFO L85 PathProgramCache]: Analyzing trace with hash 194397207, now seen corresponding path program 1 times [2022-11-15 23:02:46,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 23:02:46,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541391936] [2022-11-15 23:02:46,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 23:02:46,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 23:02:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 23:02:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-15 23:02:46,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 23:02:46,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541391936] [2022-11-15 23:02:46,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541391936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 23:02:46,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 23:02:46,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-15 23:02:46,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009392907] [2022-11-15 23:02:46,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 23:02:46,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-15 23:02:46,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 23:02:46,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-15 23:02:46,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-15 23:02:46,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:46,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 23:02:46,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 23:02:46,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 23:02:46,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-11-15 23:02:46,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 23:02:46,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.