/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 18:03:44,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 18:03:44,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 18:03:44,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 18:03:44,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 18:03:44,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 18:03:44,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 18:03:44,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 18:03:44,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 18:03:44,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 18:03:44,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 18:03:44,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 18:03:44,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 18:03:44,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 18:03:44,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 18:03:44,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 18:03:44,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 18:03:44,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 18:03:44,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 18:03:44,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 18:03:44,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 18:03:44,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 18:03:44,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 18:03:44,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 18:03:44,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 18:03:44,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 18:03:44,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 18:03:44,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 18:03:44,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 18:03:44,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 18:03:44,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 18:03:44,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 18:03:44,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 18:03:44,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 18:03:44,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 18:03:44,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 18:03:44,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 18:03:44,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 18:03:44,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 18:03:44,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 18:03:44,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 18:03:44,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 18:03:44,730 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 18:03:44,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 18:03:44,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 18:03:44,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 18:03:44,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 18:03:44,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 18:03:44,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 18:03:44,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 18:03:44,732 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 18:03:44,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 18:03:44,733 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 18:03:44,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 18:03:44,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 18:03:44,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 18:03:44,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 18:03:44,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 18:03:44,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 18:03:44,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 18:03:44,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 18:03:44,736 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 18:03:44,737 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 18:03:44,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 18:03:45,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 18:03:45,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 18:03:45,009 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 18:03:45,009 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 18:03:45,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2023-05-04 18:03:45,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3d1101c/a1ecdd8d57d84e69803ba1cc30ce7fa9/FLAGa1b55570e [2023-05-04 18:03:45,487 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 18:03:45,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2023-05-04 18:03:45,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3d1101c/a1ecdd8d57d84e69803ba1cc30ce7fa9/FLAGa1b55570e [2023-05-04 18:03:45,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3d1101c/a1ecdd8d57d84e69803ba1cc30ce7fa9 [2023-05-04 18:03:45,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 18:03:45,889 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 18:03:45,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 18:03:45,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 18:03:45,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 18:03:45,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:03:45" (1/1) ... [2023-05-04 18:03:45,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149322ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:45, skipping insertion in model container [2023-05-04 18:03:45,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:03:45" (1/1) ... [2023-05-04 18:03:45,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 18:03:45,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 18:03:46,216 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-ticket-8.wvr.c[5274,5287] [2023-05-04 18:03:46,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 18:03:46,233 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 18:03:46,280 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-ticket-8.wvr.c[5274,5287] [2023-05-04 18:03:46,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 18:03:46,301 INFO L208 MainTranslator]: Completed translation [2023-05-04 18:03:46,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46 WrapperNode [2023-05-04 18:03:46,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 18:03:46,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 18:03:46,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 18:03:46,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 18:03:46,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,368 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 358 [2023-05-04 18:03:46,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 18:03:46,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 18:03:46,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 18:03:46,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 18:03:46,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,408 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 18:03:46,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 18:03:46,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 18:03:46,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 18:03:46,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (1/1) ... [2023-05-04 18:03:46,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 18:03:46,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:03:46,457 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) [2023-05-04 18:03:46,462 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 [2023-05-04 18:03:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 18:03:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 18:03:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 18:03:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 18:03:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 18:03:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 18:03:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 18:03:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 18:03:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 18:03:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 18:03:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 18:03:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 18:03:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-04 18:03:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-04 18:03:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-05-04 18:03:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-05-04 18:03:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 18:03:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 18:03:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 18:03:46,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 18:03:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 18:03:46,499 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 18:03:46,647 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 18:03:46,649 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 18:03:47,027 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 18:03:47,120 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 18:03:47,121 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 18:03:47,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:03:47 BoogieIcfgContainer [2023-05-04 18:03:47,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 18:03:47,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 18:03:47,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 18:03:47,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 18:03:47,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 06:03:45" (1/3) ... [2023-05-04 18:03:47,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441797e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:03:47, skipping insertion in model container [2023-05-04 18:03:47,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:03:46" (2/3) ... [2023-05-04 18:03:47,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441797e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:03:47, skipping insertion in model container [2023-05-04 18:03:47,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:03:47" (3/3) ... [2023-05-04 18:03:47,131 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2023-05-04 18:03:47,138 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 18:03:47,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 18:03:47,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 18:03:47,147 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 18:03:47,275 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2023-05-04 18:03:47,331 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 18:03:47,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 18:03:47,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:03:47,338 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) [2023-05-04 18:03:47,342 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 [2023-05-04 18:03:47,378 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 18:03:47,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 18:03:47,460 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56f885ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 18:03:47,461 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2023-05-04 18:03:48,331 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:48,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:48,337 INFO L85 PathProgramCache]: Analyzing trace with hash -478213814, now seen corresponding path program 1 times [2023-05-04 18:03:48,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:48,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808024680] [2023-05-04 18:03:48,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:48,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:48,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808024680] [2023-05-04 18:03:48,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808024680] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:48,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:48,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 18:03:48,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121397119] [2023-05-04 18:03:48,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:48,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 18:03:48,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:48,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 18:03:48,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 18:03:48,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:48,888 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:48,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 101.0) internal successors, (202), 2 states have internal predecessors, (202), 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) [2023-05-04 18:03:48,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:48,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:48,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 18:03:48,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:48,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:48,992 INFO L85 PathProgramCache]: Analyzing trace with hash -15424420, now seen corresponding path program 1 times [2023-05-04 18:03:48,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:48,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153441737] [2023-05-04 18:03:48,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:48,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:50,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:50,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153441737] [2023-05-04 18:03:50,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153441737] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:50,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:50,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-05-04 18:03:50,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397669038] [2023-05-04 18:03:50,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:50,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-04 18:03:50,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:50,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-04 18:03:50,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-05-04 18:03:50,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:50,131 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:50,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.272727272727273) internal successors, (201), 11 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:50,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:50,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:50,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:50,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:50,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 18:03:50,551 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:50,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:50,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1639574190, now seen corresponding path program 2 times [2023-05-04 18:03:50,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:50,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866023036] [2023-05-04 18:03:50,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:50,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:51,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:51,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866023036] [2023-05-04 18:03:51,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866023036] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:51,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:51,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-04 18:03:51,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561108282] [2023-05-04 18:03:51,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:51,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-04 18:03:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:51,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-04 18:03:51,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2023-05-04 18:03:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:51,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:51,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.75) internal successors, (201), 12 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:51,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:51,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 18:03:51,553 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:51,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:51,553 INFO L85 PathProgramCache]: Analyzing trace with hash 2088191264, now seen corresponding path program 3 times [2023-05-04 18:03:51,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:51,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730607884] [2023-05-04 18:03:51,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:52,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:52,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:52,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730607884] [2023-05-04 18:03:52,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730607884] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:52,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:52,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-05-04 18:03:52,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891213623] [2023-05-04 18:03:52,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:52,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-04 18:03:52,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:52,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-04 18:03:52,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2023-05-04 18:03:52,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:52,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.272727272727273) internal successors, (201), 11 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:52,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:52,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:52,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:52,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 18:03:52,439 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:52,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:52,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1206364106, now seen corresponding path program 4 times [2023-05-04 18:03:52,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:52,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777237419] [2023-05-04 18:03:52,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:52,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:52,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:52,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777237419] [2023-05-04 18:03:52,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777237419] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:52,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:52,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 18:03:52,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934404981] [2023-05-04 18:03:52,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:52,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 18:03:52,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:52,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 18:03:52,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-05-04 18:03:52,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:52,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:52,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:52,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:53,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:53,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 18:03:53,225 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:53,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:53,226 INFO L85 PathProgramCache]: Analyzing trace with hash -611606132, now seen corresponding path program 5 times [2023-05-04 18:03:53,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:53,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565708794] [2023-05-04 18:03:53,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:53,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:53,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:53,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565708794] [2023-05-04 18:03:53,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565708794] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:53,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:53,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-05-04 18:03:53,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362903143] [2023-05-04 18:03:53,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:53,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-04 18:03:53,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:53,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-04 18:03:53,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2023-05-04 18:03:53,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:53,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:53,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.272727272727273) internal successors, (201), 11 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:53,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:54,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 18:03:54,048 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:54,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:54,049 INFO L85 PathProgramCache]: Analyzing trace with hash 712627468, now seen corresponding path program 6 times [2023-05-04 18:03:54,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:54,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754523019] [2023-05-04 18:03:54,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:54,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:54,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:54,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754523019] [2023-05-04 18:03:54,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754523019] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:54,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:54,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 18:03:54,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737563734] [2023-05-04 18:03:54,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:54,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 18:03:54,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:54,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 18:03:54,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-05-04 18:03:54,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,490 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:54,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:54,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:54,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-04 18:03:54,841 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:54,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:54,841 INFO L85 PathProgramCache]: Analyzing trace with hash -810800784, now seen corresponding path program 7 times [2023-05-04 18:03:54,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:54,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489639497] [2023-05-04 18:03:54,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:54,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:55,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:55,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489639497] [2023-05-04 18:03:55,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489639497] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:55,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:55,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-05-04 18:03:55,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107302070] [2023-05-04 18:03:55,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:55,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-04 18:03:55,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:55,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-04 18:03:55,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-05-04 18:03:55,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:55,408 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:55,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.357142857142858) internal successors, (201), 14 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:55,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:55,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-04 18:03:55,758 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:55,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:55,758 INFO L85 PathProgramCache]: Analyzing trace with hash -521182868, now seen corresponding path program 8 times [2023-05-04 18:03:55,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:55,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035554372] [2023-05-04 18:03:55,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:55,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:56,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:56,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035554372] [2023-05-04 18:03:56,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035554372] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:56,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:56,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-04 18:03:56,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248352668] [2023-05-04 18:03:56,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:56,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 18:03:56,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:56,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 18:03:56,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=89, Unknown=0, NotChecked=0, Total=156 [2023-05-04 18:03:56,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:56,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:56,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 15.461538461538462) internal successors, (201), 13 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:56,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:56,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:56,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:56,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:56,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-04 18:03:56,771 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:56,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:56,771 INFO L85 PathProgramCache]: Analyzing trace with hash -959275440, now seen corresponding path program 9 times [2023-05-04 18:03:56,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:56,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357552630] [2023-05-04 18:03:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:57,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:57,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:57,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357552630] [2023-05-04 18:03:57,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357552630] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:57,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:57,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-04 18:03:57,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761834912] [2023-05-04 18:03:57,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:57,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-04 18:03:57,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:57,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-04 18:03:57,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2023-05-04 18:03:57,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:57,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:57,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.75) internal successors, (201), 12 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:57,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:57,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:57,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:57,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:57,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:57,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-04 18:03:57,631 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:57,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:57,631 INFO L85 PathProgramCache]: Analyzing trace with hash -682388432, now seen corresponding path program 10 times [2023-05-04 18:03:57,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:57,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565636606] [2023-05-04 18:03:57,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:03:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:03:58,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:03:58,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565636606] [2023-05-04 18:03:58,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565636606] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:03:58,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:03:58,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-04 18:03:58,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827686832] [2023-05-04 18:03:58,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:03:58,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 18:03:58,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:03:58,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 18:03:58,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-05-04 18:03:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:58,157 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:03:58,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 15.461538461538462) internal successors, (201), 13 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:58,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:03:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:03:58,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-05-04 18:03:58,527 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-05-04 18:03:58,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:03:58,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1883346094, now seen corresponding path program 11 times [2023-05-04 18:03:58,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:03:58,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624604511] [2023-05-04 18:03:58,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:03:58,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:03:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:04:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:04:00,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:04:00,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624604511] [2023-05-04 18:04:00,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624604511] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:04:00,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:04:00,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-05-04 18:04:00,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118553925] [2023-05-04 18:04:00,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:04:00,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-04 18:04:00,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:04:00,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-04 18:04:00,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-05-04 18:04:00,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:04:00,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:04:00,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.1) internal successors, (201), 10 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 18:04:00,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:04:00,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 18:04:00,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:04:00,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:04:00,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 18:04:00,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.