/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 09:18:32,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 09:18:32,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 09:18:32,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 09:18:32,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 09:18:32,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 09:18:32,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 09:18:32,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 09:18:32,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 09:18:32,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 09:18:32,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 09:18:32,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 09:18:32,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 09:18:32,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 09:18:32,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 09:18:32,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 09:18:32,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 09:18:32,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 09:18:32,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 09:18:32,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 09:18:32,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 09:18:32,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 09:18:32,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 09:18:32,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 09:18:32,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-16 09:18:32,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-16 09:18:32,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-16 09:18:32,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-16 09:18:32,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-16 09:18:32,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-16 09:18:32,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 09:18:32,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 09:18:32,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 09:18:32,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 09:18:32,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 09:18:32,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 09:18:32,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 09:18:32,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 09:18:32,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 09:18:32,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 09:18:32,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 09:18:32,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 09:18:32,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 09:18:32,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 09:18:32,552 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 09:18:32,552 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 09:18:32,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 09:18:32,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 09:18:32,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 09:18:32,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 09:18:32,554 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 09:18:32,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 09:18:32,554 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 09:18:32,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 09:18:32,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 09:18:32,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 09:18:32,555 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 09:18:32,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 09:18:32,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 09:18:32,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 09:18:32,567 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 09:18:32,568 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 09:18:32,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 09:18:32,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 09:18:32,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 09:18:32,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 09:18:32,895 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 09:18:32,901 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 09:18:32,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c [2022-03-16 09:18:32,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426f99d84/669756eb15514fd585ea72a03e3887ce/FLAG33d7f1f93 [2022-03-16 09:18:33,289 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 09:18:33,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c [2022-03-16 09:18:33,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426f99d84/669756eb15514fd585ea72a03e3887ce/FLAG33d7f1f93 [2022-03-16 09:18:33,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426f99d84/669756eb15514fd585ea72a03e3887ce [2022-03-16 09:18:33,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 09:18:33,721 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 09:18:33,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 09:18:33,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 09:18:33,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 09:18:33,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@166aea11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33, skipping insertion in model container [2022-03-16 09:18:33,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 09:18:33,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 09:18:33,906 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c[7978,7991] [2022-03-16 09:18:33,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 09:18:33,919 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 09:18:33,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-4.wvr.c[7978,7991] [2022-03-16 09:18:33,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 09:18:33,951 INFO L208 MainTranslator]: Completed translation [2022-03-16 09:18:33,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33 WrapperNode [2022-03-16 09:18:33,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 09:18:33,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 09:18:33,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 09:18:33,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 09:18:33,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,985 INFO L137 Inliner]: procedures = 23, calls = 176, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 440 [2022-03-16 09:18:33,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 09:18:33,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 09:18:33,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 09:18:33,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 09:18:33,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:33,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:34,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:34,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:34,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:34,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 09:18:34,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 09:18:34,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 09:18:34,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 09:18:34,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (1/1) ... [2022-03-16 09:18:34,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 09:18:34,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 09:18:34,029 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) [2022-03-16 09:18:34,033 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 [2022-03-16 09:18:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 09:18:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 09:18:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 09:18:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 09:18:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-16 09:18:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-16 09:18:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 09:18:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 09:18:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 09:18:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 09:18:34,053 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 09:18:34,158 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 09:18:34,159 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 09:18:34,477 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 09:18:34,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 09:18:34,670 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 09:18:34,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 09:18:34 BoogieIcfgContainer [2022-03-16 09:18:34,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 09:18:34,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 09:18:34,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 09:18:34,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 09:18:34,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 09:18:33" (1/3) ... [2022-03-16 09:18:34,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e229c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 09:18:34, skipping insertion in model container [2022-03-16 09:18:34,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 09:18:33" (2/3) ... [2022-03-16 09:18:34,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e229c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 09:18:34, skipping insertion in model container [2022-03-16 09:18:34,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 09:18:34" (3/3) ... [2022-03-16 09:18:34,681 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-bakery-4.wvr.c [2022-03-16 09:18:34,684 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 09:18:34,684 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 09:18:34,684 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 09:18:34,685 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 09:18:34,728 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,728 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,728 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,728 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,728 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,729 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,730 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,731 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,732 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,733 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,734 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,735 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,735 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,735 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,735 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,735 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,736 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,740 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,741 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,741 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,741 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,741 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,741 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,742 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,744 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,748 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,753 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,753 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,753 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,753 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,754 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,755 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,756 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,757 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,758 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,758 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,758 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,761 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,761 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,761 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,762 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,762 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,762 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,765 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,766 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,767 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 09:18:34,771 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-16 09:18:34,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 09:18:34,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 09:18:34,809 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) [2022-03-16 09:18:34,813 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 [2022-03-16 09:18:34,830 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 09:18:34,834 INFO L339 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, mLazyFiniteAutomaton=true, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-16 09:18:34,834 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-16 09:18:34,923 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 386 transitions and produced 387 states. [2022-03-16 09:18:34,925 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:34,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:34,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2114401697, now seen corresponding path program 1 times [2022-03-16 09:18:34,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:34,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390534591] [2022-03-16 09:18:34,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:34,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:35,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:35,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390534591] [2022-03-16 09:18:35,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390534591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:35,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:35,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 09:18:35,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026773630] [2022-03-16 09:18:35,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:35,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 09:18:35,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:35,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 09:18:35,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 09:18:35,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:35,206 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:35,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 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) [2022-03-16 09:18:35,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:35,326 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 386 transitions and produced 387 states. [2022-03-16 09:18:35,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:35,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 09:18:35,328 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:35,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:35,329 INFO L85 PathProgramCache]: Analyzing trace with hash 770882963, now seen corresponding path program 1 times [2022-03-16 09:18:35,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:35,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768062381] [2022-03-16 09:18:35,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:35,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:35,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:35,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:35,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768062381] [2022-03-16 09:18:35,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768062381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:35,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:35,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-16 09:18:35,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144033428] [2022-03-16 09:18:35,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:35,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-16 09:18:35,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:35,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-16 09:18:35,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-03-16 09:18:35,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:35,914 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:35,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.066666666666666) internal successors, (181), 15 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) [2022-03-16 09:18:35,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:35,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:36,532 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 2949 transitions and produced 1452 states. [2022-03-16 09:18:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:36,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 09:18:36,533 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:36,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:36,534 INFO L85 PathProgramCache]: Analyzing trace with hash -471412137, now seen corresponding path program 2 times [2022-03-16 09:18:36,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:36,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078056226] [2022-03-16 09:18:36,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:36,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:36,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:36,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078056226] [2022-03-16 09:18:36,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078056226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:36,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:36,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:18:36,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538911425] [2022-03-16 09:18:36,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:36,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:18:36,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:36,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:18:36,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:18:36,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:36,951 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:36,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:18:36,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:36,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:36,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,560 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 17534 transitions and produced 7255 states. [2022-03-16 09:18:37,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:37,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:37,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 09:18:37,560 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:37,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:37,561 INFO L85 PathProgramCache]: Analyzing trace with hash 814181147, now seen corresponding path program 3 times [2022-03-16 09:18:37,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:37,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466041169] [2022-03-16 09:18:37,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:37,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:37,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:37,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466041169] [2022-03-16 09:18:37,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466041169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:37,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:37,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 09:18:37,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132497990] [2022-03-16 09:18:37,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:37,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 09:18:37,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:37,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 09:18:37,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 09:18:37,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,727 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:37,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 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) [2022-03-16 09:18:37,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:37,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:37,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,800 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1663 transitions and produced 922 states. [2022-03-16 09:18:37,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:37,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:37,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:37,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:37,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-16 09:18:37,801 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:37,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:37,802 INFO L85 PathProgramCache]: Analyzing trace with hash -417946371, now seen corresponding path program 4 times [2022-03-16 09:18:37,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:37,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224835144] [2022-03-16 09:18:37,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:37,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:38,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:38,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224835144] [2022-03-16 09:18:38,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224835144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:38,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:38,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-16 09:18:38,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981027985] [2022-03-16 09:18:38,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:38,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-16 09:18:38,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:38,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-16 09:18:38,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2022-03-16 09:18:38,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,070 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:38,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.923076923076923) internal successors, (181), 13 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) [2022-03-16 09:18:38,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:38,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:38,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:38,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,654 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 16595 transitions and produced 6842 states. [2022-03-16 09:18:38,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:38,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:38,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:38,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:38,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-16 09:18:38,654 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:38,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:38,655 INFO L85 PathProgramCache]: Analyzing trace with hash -650819421, now seen corresponding path program 5 times [2022-03-16 09:18:38,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:38,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157068662] [2022-03-16 09:18:38,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:38,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:38,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157068662] [2022-03-16 09:18:38,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157068662] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:38,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:38,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 09:18:38,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822333870] [2022-03-16 09:18:38,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:38,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 09:18:38,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:38,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 09:18:38,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 09:18:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:38,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 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) [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:38,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,116 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 13648 transitions and produced 5451 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:18:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-16 09:18:39,117 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:39,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:39,118 INFO L85 PathProgramCache]: Analyzing trace with hash -137842313, now seen corresponding path program 6 times [2022-03-16 09:18:39,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:39,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80457720] [2022-03-16 09:18:39,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:39,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:39,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:39,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80457720] [2022-03-16 09:18:39,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80457720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:39,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:39,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-16 09:18:39,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219321258] [2022-03-16 09:18:39,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:39,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-16 09:18:39,515 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:39,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-16 09:18:39,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-16 09:18:39,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,515 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:39,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 11.3125) internal successors, (181), 16 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) [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,885 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1101 transitions and produced 645 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:39,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-16 09:18:39,886 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:39,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:39,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1313330777, now seen corresponding path program 7 times [2022-03-16 09:18:39,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:39,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86928079] [2022-03-16 09:18:39,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:39,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:40,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:40,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86928079] [2022-03-16 09:18:40,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86928079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:40,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:40,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-16 09:18:40,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939962027] [2022-03-16 09:18:40,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:40,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-16 09:18:40,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:40,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-16 09:18:40,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-03-16 09:18:40,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:40,068 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:40,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.066666666666666) internal successors, (181), 15 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) [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:40,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:43,570 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 141933 transitions and produced 48243 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:43,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:43,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-16 09:18:43,571 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:43,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:43,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1084237533, now seen corresponding path program 8 times [2022-03-16 09:18:43,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:43,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115342612] [2022-03-16 09:18:43,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:43,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:43,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115342612] [2022-03-16 09:18:43,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115342612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:43,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:43,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-16 09:18:43,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119729259] [2022-03-16 09:18:43,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:43,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-16 09:18:43,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:43,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-16 09:18:43,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2022-03-16 09:18:43,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:43,799 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:43,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.454545454545453) internal successors, (181), 11 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) [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:43,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:50,147 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 371923 transitions and produced 122644 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:50,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:50,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-16 09:18:50,148 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:50,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:50,149 INFO L85 PathProgramCache]: Analyzing trace with hash 664856067, now seen corresponding path program 9 times [2022-03-16 09:18:50,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:50,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73793956] [2022-03-16 09:18:50,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:50,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:50,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:50,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73793956] [2022-03-16 09:18:50,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73793956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:50,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:50,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:18:50,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188629221] [2022-03-16 09:18:50,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:50,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:18:50,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:50,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:18:50,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:18:50,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:50,488 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:50,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:57,280 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 396607 transitions and produced 130038 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:57,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:57,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:57,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:57,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:18:57,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-16 09:18:57,282 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:18:57,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:18:57,282 INFO L85 PathProgramCache]: Analyzing trace with hash 596247711, now seen corresponding path program 10 times [2022-03-16 09:18:57,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:18:57,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541198918] [2022-03-16 09:18:57,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:18:57,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:18:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:18:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:18:57,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:18:57,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541198918] [2022-03-16 09:18:57,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541198918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:18:57,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:18:57,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:18:57,536 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969129787] [2022-03-16 09:18:57,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:18:57,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:18:57,536 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:18:57,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:18:57,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:18:57,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:57,537 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:18:57,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:18:57,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:18:57,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:00,110 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 136583 transitions and produced 45002 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:00,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:00,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-16 09:19:00,112 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:00,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:00,112 INFO L85 PathProgramCache]: Analyzing trace with hash -983389247, now seen corresponding path program 11 times [2022-03-16 09:19:00,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:00,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492497359] [2022-03-16 09:19:00,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:00,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:00,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:00,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492497359] [2022-03-16 09:19:00,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492497359] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:00,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:00,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:19:00,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003477446] [2022-03-16 09:19:00,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:00,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:19:00,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:00,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:19:00,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:19:00,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:00,436 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:00,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:00,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:01,096 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 5735 transitions and produced 1925 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:01,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:01,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-16 09:19:01,098 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:01,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:01,098 INFO L85 PathProgramCache]: Analyzing trace with hash -2082846385, now seen corresponding path program 12 times [2022-03-16 09:19:01,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:01,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427170372] [2022-03-16 09:19:01,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:01,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:01,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:01,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427170372] [2022-03-16 09:19:01,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427170372] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:01,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:01,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-16 09:19:01,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860906902] [2022-03-16 09:19:01,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:01,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-16 09:19:01,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:01,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-16 09:19:01,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-03-16 09:19:01,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:01,275 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:01,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 15.083333333333334) internal successors, (181), 12 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) [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:01,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,010 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 18762 transitions and produced 5783 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:02,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-16 09:19:02,011 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:02,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:02,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1468012993, now seen corresponding path program 13 times [2022-03-16 09:19:02,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:02,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112983704] [2022-03-16 09:19:02,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:02,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:02,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:02,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112983704] [2022-03-16 09:19:02,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112983704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:02,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:02,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-16 09:19:02,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728843165] [2022-03-16 09:19:02,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:02,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-16 09:19:02,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:02,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-16 09:19:02,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-16 09:19:02,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,243 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:02,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.923076923076923) internal successors, (181), 13 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) [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:02,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,878 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 13637 transitions and produced 4225 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:02,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:02,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-16 09:19:02,879 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:02,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:02,879 INFO L85 PathProgramCache]: Analyzing trace with hash 536439029, now seen corresponding path program 14 times [2022-03-16 09:19:02,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:02,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672299228] [2022-03-16 09:19:02,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:02,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:03,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:03,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672299228] [2022-03-16 09:19:03,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672299228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:03,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:03,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:19:03,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669098701] [2022-03-16 09:19:03,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:03,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:19:03,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:03,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:19:03,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:19:03,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:03,257 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:03,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:03,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:11,036 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 356843 transitions and produced 112090 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:11,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:11,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:11,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:11,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:11,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-16 09:19:11,038 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:11,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:11,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1987406685, now seen corresponding path program 15 times [2022-03-16 09:19:11,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:11,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344135441] [2022-03-16 09:19:11,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:11,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:11,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:11,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344135441] [2022-03-16 09:19:11,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344135441] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:11,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:11,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-03-16 09:19:11,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438802277] [2022-03-16 09:19:11,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:11,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-16 09:19:11,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:11,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-16 09:19:11,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-16 09:19:11,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:11,705 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:11,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.923076923076923) internal successors, (181), 13 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) [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:11,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:12,375 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 14686 transitions and produced 4961 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:12,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:12,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:12,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-16 09:19:12,376 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 09:19:12,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 09:19:12,376 INFO L85 PathProgramCache]: Analyzing trace with hash 2091305441, now seen corresponding path program 16 times [2022-03-16 09:19:12,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 09:19:12,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961027166] [2022-03-16 09:19:12,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 09:19:12,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 09:19:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 09:19:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 09:19:13,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 09:19:13,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961027166] [2022-03-16 09:19:13,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961027166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 09:19:13,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 09:19:13,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-16 09:19:13,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049779498] [2022-03-16 09:19:13,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 09:19:13,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-16 09:19:13,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 09:19:13,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-16 09:19:13,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2022-03-16 09:19:13,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:13,209 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 09:19:13,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.928571428571429) internal successors, (181), 14 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) [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 09:19:13,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.