/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 true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 03:17:46,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 03:17:46,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 03:17:46,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 03:17:46,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 03:17:46,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 03:17:46,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 03:17:46,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 03:17:46,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 03:17:46,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 03:17:46,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 03:17:46,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 03:17:46,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 03:17:46,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 03:17:46,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 03:17:46,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 03:17:46,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 03:17:46,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 03:17:46,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 03:17:46,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 03:17:46,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 03:17:46,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 03:17:46,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 03:17:46,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 03:17:46,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 03:17:46,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 03:17:46,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 03:17:46,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 03:17:46,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 03:17:46,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2023-05-04 03:17:46,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 03:17:46,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 03:17:46,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 03:17:46,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 03:17:46,933 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 03:17:46,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 03:17:46,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 03:17:46,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 03:17:46,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 03:17:46,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 03:17:46,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 03:17:46,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 03:17:46,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 03:17:46,936 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 03:17:46,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 03:17:46,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 03:17:46,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 03:17:46,943 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 03:17:46,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 03:17:46,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 03:17:46,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 03:17:46,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 03:17:46,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 03:17:46,944 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 03:17:46,944 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 03:17:46,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 03:17:46,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 03:17:46,945 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 03:17:46,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 03:17:46,945 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 03:17:46,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-04 03:17:47,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 03:17:47,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 03:17:47,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 03:17:47,172 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 03:17:47,173 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 03:17:47,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2023-05-04 03:17:47,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179b67cf1/c2489c0c12ed4e34ad578578acf95009/FLAG67807737d [2023-05-04 03:17:47,607 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 03:17:47,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2023-05-04 03:17:47,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179b67cf1/c2489c0c12ed4e34ad578578acf95009/FLAG67807737d [2023-05-04 03:17:47,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/179b67cf1/c2489c0c12ed4e34ad578578acf95009 [2023-05-04 03:17:47,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 03:17:47,628 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 03:17:47,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 03:17:47,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 03:17:47,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 03:17:47,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b443f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47, skipping insertion in model container [2023-05-04 03:17:47,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 03:17:47,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 03:17:47,848 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/popl20-difference-det.wvr.c[2507,2520] [2023-05-04 03:17:47,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 03:17:47,862 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 03:17:47,893 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/popl20-difference-det.wvr.c[2507,2520] [2023-05-04 03:17:47,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 03:17:47,902 INFO L208 MainTranslator]: Completed translation [2023-05-04 03:17:47,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47 WrapperNode [2023-05-04 03:17:47,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 03:17:47,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 03:17:47,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 03:17:47,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 03:17:47,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,943 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 120 [2023-05-04 03:17:47,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 03:17:47,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 03:17:47,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 03:17:47,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 03:17:47,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,973 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 03:17:47,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 03:17:47,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 03:17:47,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 03:17:47,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (1/1) ... [2023-05-04 03:17:47,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 03:17:47,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:48,010 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 03:17:48,032 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 03:17:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 03:17:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 03:17:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 03:17:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 03:17:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 03:17:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 03:17:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 03:17:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 03:17:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 03:17:48,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 03:17:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 03:17:48,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 03:17:48,041 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 03:17:48,125 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 03:17:48,126 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 03:17:48,368 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 03:17:48,425 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 03:17:48,425 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-04 03:17:48,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:17:48 BoogieIcfgContainer [2023-05-04 03:17:48,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 03:17:48,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 03:17:48,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 03:17:48,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 03:17:48,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:17:47" (1/3) ... [2023-05-04 03:17:48,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1af5bd44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:17:48, skipping insertion in model container [2023-05-04 03:17:48,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:17:47" (2/3) ... [2023-05-04 03:17:48,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1af5bd44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:17:48, skipping insertion in model container [2023-05-04 03:17:48,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:17:48" (3/3) ... [2023-05-04 03:17:48,434 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-difference-det.wvr.c [2023-05-04 03:17:48,439 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 03:17:48,445 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 03:17:48,446 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 03:17:48,446 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 03:17:48,503 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-05-04 03:17:48,529 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 03:17:48,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 03:17:48,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:48,531 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 03:17:48,533 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 03:17:48,554 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 03:17:48,575 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 03:17:48,582 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;@83f13ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 03:17:48,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-05-04 03:17:48,852 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 2 more)] === [2023-05-04 03:17:48,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:48,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1666466345, now seen corresponding path program 1 times [2023-05-04 03:17:48,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:48,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609953690] [2023-05-04 03:17:48,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:48,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:17:49,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:49,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609953690] [2023-05-04 03:17:49,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609953690] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:17:49,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:17:49,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 03:17:49,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447291735] [2023-05-04 03:17:49,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:17:49,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 03:17:49,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:49,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 03:17:49,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 03:17:49,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,085 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:49,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 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 03:17:49,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 03:17:49,130 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 2 more)] === [2023-05-04 03:17:49,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:49,131 INFO L85 PathProgramCache]: Analyzing trace with hash -362438506, now seen corresponding path program 1 times [2023-05-04 03:17:49,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:49,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146671521] [2023-05-04 03:17:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:49,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:49,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:49,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146671521] [2023-05-04 03:17:49,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146671521] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:17:49,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:17:49,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-04 03:17:49,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669878765] [2023-05-04 03:17:49,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:17:49,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-04 03:17:49,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:49,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-04 03:17:49,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-04 03:17:49,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:49,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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 03:17:49,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 03:17:49,444 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 2 more)] === [2023-05-04 03:17:49,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:49,445 INFO L85 PathProgramCache]: Analyzing trace with hash 2138909638, now seen corresponding path program 1 times [2023-05-04 03:17:49,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:49,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411321034] [2023-05-04 03:17:49,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:49,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:49,669 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 03:17:49,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:49,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411321034] [2023-05-04 03:17:49,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411321034] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:17:49,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:17:49,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 03:17:49,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164104073] [2023-05-04 03:17:49,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:17:49,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 03:17:49,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:49,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 03:17:49,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-04 03:17:49,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:49,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 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 03:17:49,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 03:17:49,715 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 2 more)] === [2023-05-04 03:17:49,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:49,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1423201714, now seen corresponding path program 1 times [2023-05-04 03:17:49,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:49,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665920998] [2023-05-04 03:17:49,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:49,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:49,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:49,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665920998] [2023-05-04 03:17:49,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665920998] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:17:49,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:17:49,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-04 03:17:49,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958412603] [2023-05-04 03:17:49,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:17:49,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-04 03:17:49,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:49,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-04 03:17:49,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-04 03:17:49,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,826 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:49,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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 03:17:49,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:49,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:49,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:49,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 03:17:49,970 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 2 more)] === [2023-05-04 03:17:49,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:49,971 INFO L85 PathProgramCache]: Analyzing trace with hash -448923690, now seen corresponding path program 1 times [2023-05-04 03:17:49,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:49,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702748638] [2023-05-04 03:17:49,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:49,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:50,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:50,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702748638] [2023-05-04 03:17:50,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702748638] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:50,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816076887] [2023-05-04 03:17:50,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:50,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:50,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:50,136 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:50,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 03:17:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:50,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-04 03:17:50,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:50,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:50,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816076887] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:50,478 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:50,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2023-05-04 03:17:50,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608359508] [2023-05-04 03:17:50,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:50,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-04 03:17:50,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:50,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-04 03:17:50,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2023-05-04 03:17:50,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:50,482 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:50,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.933333333333334) internal successors, (179), 15 states have internal predecessors, (179), 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 03:17:50,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:50,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:50,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:50,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:50,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:50,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 03:17:50,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-04 03:17:50,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:50,965 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 2 more)] === [2023-05-04 03:17:50,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:50,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1450202622, now seen corresponding path program 1 times [2023-05-04 03:17:50,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:50,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445819038] [2023-05-04 03:17:50,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:50,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:51,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:51,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445819038] [2023-05-04 03:17:51,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445819038] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:51,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398746391] [2023-05-04 03:17:51,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:51,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:51,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:51,138 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:51,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 03:17:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:51,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 03:17:51,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:51,409 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:17:51,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398746391] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:51,521 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:51,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 10] total 25 [2023-05-04 03:17:51,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834195213] [2023-05-04 03:17:51,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:51,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-05-04 03:17:51,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:51,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-05-04 03:17:51,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2023-05-04 03:17:51,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:51,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:51,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.32) internal successors, (208), 25 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:17:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 03:17:51,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:52,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 03:17:52,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:52,429 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 2 more)] === [2023-05-04 03:17:52,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:52,429 INFO L85 PathProgramCache]: Analyzing trace with hash 2057001150, now seen corresponding path program 2 times [2023-05-04 03:17:52,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:52,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329925236] [2023-05-04 03:17:52,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:52,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-04 03:17:52,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:52,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329925236] [2023-05-04 03:17:52,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329925236] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:52,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923261177] [2023-05-04 03:17:52,687 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:17:52,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:52,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:52,688 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:52,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 03:17:52,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:17:52,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:17:52,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 21 conjunts are in the unsatisfiable core [2023-05-04 03:17:52,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:53,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-05-04 03:17:53,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923261177] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:53,375 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:53,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 8] total 15 [2023-05-04 03:17:53,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745719932] [2023-05-04 03:17:53,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:53,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-04 03:17:53,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:53,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-04 03:17:53,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2023-05-04 03:17:53,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:53,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:53,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 13.8) internal successors, (207), 15 states have internal predecessors, (207), 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 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:53,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:53,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 03:17:53,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 03:17:53,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:53,689 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 2 more)] === [2023-05-04 03:17:53,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:53,689 INFO L85 PathProgramCache]: Analyzing trace with hash -824681714, now seen corresponding path program 3 times [2023-05-04 03:17:53,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:53,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142804937] [2023-05-04 03:17:53,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:53,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 22 proven. 53 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-04 03:17:53,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:53,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142804937] [2023-05-04 03:17:53,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142804937] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:53,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764992068] [2023-05-04 03:17:53,983 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:17:53,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:53,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:53,984 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:54,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 03:17:54,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-05-04 03:17:54,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:17:54,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-04 03:17:54,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 22 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:54,470 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 22 proven. 34 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 03:17:54,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764992068] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:54,674 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:54,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 21, 12] total 34 [2023-05-04 03:17:54,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015489864] [2023-05-04 03:17:54,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:54,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 03:17:54,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:54,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 03:17:54,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1010, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 03:17:54,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:54,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:54,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 6.0588235294117645) internal successors, (206), 34 states have internal predecessors, (206), 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 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 03:17:54,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:55,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-05-04 03:17:55,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 03:17:55,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:55,925 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 2 more)] === [2023-05-04 03:17:55,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:55,926 INFO L85 PathProgramCache]: Analyzing trace with hash -710510366, now seen corresponding path program 4 times [2023-05-04 03:17:55,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:55,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997702330] [2023-05-04 03:17:55,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:55,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 1 proven. 74 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-05-04 03:17:56,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:56,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997702330] [2023-05-04 03:17:56,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997702330] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:56,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1519863214] [2023-05-04 03:17:56,204 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:17:56,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:56,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:56,205 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:56,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 03:17:56,282 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:17:56,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:17:56,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-04 03:17:56,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:56,673 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 16 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:17:56,673 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:56,871 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 03:17:56,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1519863214] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:56,871 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:56,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 21, 12] total 34 [2023-05-04 03:17:56,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949624300] [2023-05-04 03:17:56,871 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:56,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 03:17:56,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:56,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 03:17:56,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=983, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 03:17:56,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:56,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:56,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 6.205882352941177) internal successors, (211), 34 states have internal predecessors, (211), 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 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-05-04 03:17:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:58,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2023-05-04 03:17:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:17:58,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-04 03:17:59,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:59,101 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 2 more)] === [2023-05-04 03:17:59,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:17:59,102 INFO L85 PathProgramCache]: Analyzing trace with hash -258395616, now seen corresponding path program 1 times [2023-05-04 03:17:59,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:17:59,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578275903] [2023-05-04 03:17:59,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:59,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:17:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:59,226 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 03:17:59,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:17:59,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578275903] [2023-05-04 03:17:59,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578275903] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:17:59,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880411402] [2023-05-04 03:17:59,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:17:59,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:17:59,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:17:59,228 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:17:59,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-04 03:17:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:17:59,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-04 03:17:59,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:17:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 03:17:59,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:17:59,610 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 03:17:59,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880411402] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:17:59,610 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:17:59,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2023-05-04 03:17:59,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297965463] [2023-05-04 03:17:59,611 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:17:59,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-04 03:17:59,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:17:59,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-04 03:17:59,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2023-05-04 03:17:59,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:59,612 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:17:59,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 10.047619047619047) internal successors, (211), 21 states have internal predecessors, (211), 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 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:17:59,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2023-05-04 03:17:59,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:17:59,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2023-05-04 03:17:59,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:17:59,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:00,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-04 03:18:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 03:18:00,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:00,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:00,583 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 2 more)] === [2023-05-04 03:18:00,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:00,584 INFO L85 PathProgramCache]: Analyzing trace with hash -511931680, now seen corresponding path program 2 times [2023-05-04 03:18:00,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:00,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304323040] [2023-05-04 03:18:00,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:00,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-05-04 03:18:00,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:00,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304323040] [2023-05-04 03:18:00,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304323040] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:00,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304636304] [2023-05-04 03:18:00,921 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:18:00,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:00,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:00,922 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:00,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-04 03:18:01,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:18:01,018 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:01,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 37 conjunts are in the unsatisfiable core [2023-05-04 03:18:01,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 03:18:01,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-05-04 03:18:01,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304636304] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:01,858 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:01,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 17, 8] total 20 [2023-05-04 03:18:01,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773754361] [2023-05-04 03:18:01,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:01,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-05-04 03:18:01,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:01,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-05-04 03:18:01,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2023-05-04 03:18:01,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:01,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:01,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 12.05) internal successors, (241), 20 states have internal predecessors, (241), 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 03:18:01,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:01,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 03:18:01,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-04 03:18:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-04 03:18:03,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:03,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-04 03:18:03,926 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 2 more)] === [2023-05-04 03:18:03,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:03,926 INFO L85 PathProgramCache]: Analyzing trace with hash 82749088, now seen corresponding path program 3 times [2023-05-04 03:18:03,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:03,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900357698] [2023-05-04 03:18:03,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:03,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 03:18:04,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:04,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900357698] [2023-05-04 03:18:04,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900357698] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:04,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473818713] [2023-05-04 03:18:04,111 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:18:04,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:04,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:04,113 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:04,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-04 03:18:04,227 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-04 03:18:04,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:04,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-04 03:18:04,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:04,504 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:04,505 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-05-04 03:18:04,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473818713] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:04,709 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:04,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15, 14] total 34 [2023-05-04 03:18:04,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301835425] [2023-05-04 03:18:04,709 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:04,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 03:18:04,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:04,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 03:18:04,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=975, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 03:18:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:04,710 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:04,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.352941176470589) internal successors, (284), 34 states have internal predecessors, (284), 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 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-04 03:18:04,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:05,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:05,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:18:05,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-05-04 03:18:05,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:05,546 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:05,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:05,547 INFO L85 PathProgramCache]: Analyzing trace with hash -538330884, now seen corresponding path program 4 times [2023-05-04 03:18:05,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:05,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782832611] [2023-05-04 03:18:05,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:05,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:05,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:05,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782832611] [2023-05-04 03:18:05,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782832611] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:05,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286584390] [2023-05-04 03:18:05,663 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:18:05,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:05,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:05,664 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:05,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-04 03:18:05,738 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:18:05,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:05,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-04 03:18:05,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:05,910 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:06,033 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:06,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286584390] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:06,034 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:06,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2023-05-04 03:18:06,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17180904] [2023-05-04 03:18:06,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:06,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-04 03:18:06,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:06,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-04 03:18:06,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=349, Unknown=0, NotChecked=0, Total=420 [2023-05-04 03:18:06,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:06,035 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:06,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 10.333333333333334) internal successors, (217), 21 states have internal predecessors, (217), 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 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:18:06,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:06,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:06,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:06,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:06,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:06,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:06,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:07,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-04 03:18:07,106 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:07,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:07,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1957375744, now seen corresponding path program 5 times [2023-05-04 03:18:07,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:07,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582228806] [2023-05-04 03:18:07,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:07,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:07,324 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 22 proven. 46 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-04 03:18:07,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:07,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582228806] [2023-05-04 03:18:07,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582228806] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:07,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260597466] [2023-05-04 03:18:07,324 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:18:07,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:07,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:07,326 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:07,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-04 03:18:07,417 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2023-05-04 03:18:07,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:07,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-04 03:18:07,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-05-04 03:18:07,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 03:18:07,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260597466] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:18:07,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 03:18:07,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [14] total 18 [2023-05-04 03:18:07,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089048134] [2023-05-04 03:18:07,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:18:07,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 03:18:07,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:07,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 03:18:07,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2023-05-04 03:18:07,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:07,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:07,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 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 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:07,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:07,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:07,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:07,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:07,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:07,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:07,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:07,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-04 03:18:07,901 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:07,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:07,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2118209468, now seen corresponding path program 6 times [2023-05-04 03:18:07,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:07,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194573503] [2023-05-04 03:18:07,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:07,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-05-04 03:18:08,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:08,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194573503] [2023-05-04 03:18:08,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194573503] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:08,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592418567] [2023-05-04 03:18:08,252 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:18:08,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:08,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:08,254 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:08,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-04 03:18:08,373 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2023-05-04 03:18:08,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:08,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 61 conjunts are in the unsatisfiable core [2023-05-04 03:18:08,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 10 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:09,227 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-05-04 03:18:09,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592418567] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:09,623 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:09,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 30, 9] total 34 [2023-05-04 03:18:09,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656912120] [2023-05-04 03:18:09,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:09,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 03:18:09,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:09,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 03:18:09,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1018, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 03:18:09,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:09,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:09,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.352941176470589) internal successors, (284), 34 states have internal predecessors, (284), 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 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:09,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:11,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:11,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:11,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:11,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-04 03:18:11,289 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:11,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:11,289 INFO L85 PathProgramCache]: Analyzing trace with hash -147489324, now seen corresponding path program 7 times [2023-05-04 03:18:11,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:11,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746378957] [2023-05-04 03:18:11,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:11,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 63 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-04 03:18:11,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:11,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746378957] [2023-05-04 03:18:11,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746378957] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:11,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857634170] [2023-05-04 03:18:11,565 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:18:11,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:11,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:11,566 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:11,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-04 03:18:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:11,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 16 conjunts are in the unsatisfiable core [2023-05-04 03:18:11,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:12,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 03:18:12,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857634170] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:12,220 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:12,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 12] total 33 [2023-05-04 03:18:12,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585692422] [2023-05-04 03:18:12,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:12,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-05-04 03:18:12,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:12,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-05-04 03:18:12,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=931, Unknown=0, NotChecked=0, Total=1056 [2023-05-04 03:18:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:12,221 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:12,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 7.696969696969697) internal successors, (254), 33 states have internal predecessors, (254), 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 03:18:12,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:12,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:12,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:13,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:13,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-04 03:18:13,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-05-04 03:18:13,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-05-04 03:18:13,371 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:13,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:13,371 INFO L85 PathProgramCache]: Analyzing trace with hash 2118699284, now seen corresponding path program 8 times [2023-05-04 03:18:13,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:13,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892506590] [2023-05-04 03:18:13,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:13,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:13,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:13,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892506590] [2023-05-04 03:18:13,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892506590] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:13,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043013636] [2023-05-04 03:18:13,563 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:18:13,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:13,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:13,564 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:13,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-04 03:18:13,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:18:13,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:13,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-04 03:18:13,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 13 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:13,949 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 19 proven. 31 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-05-04 03:18:14,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043013636] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:14,114 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:14,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 12] total 29 [2023-05-04 03:18:14,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154913234] [2023-05-04 03:18:14,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:14,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-05-04 03:18:14,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:14,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-05-04 03:18:14,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=697, Unknown=0, NotChecked=0, Total=812 [2023-05-04 03:18:14,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:14,115 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:14,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 8.517241379310345) internal successors, (247), 29 states have internal predecessors, (247), 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 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-04 03:18:14,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:15,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:15,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 03:18:15,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:15,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:15,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:15,882 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:15,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:15,882 INFO L85 PathProgramCache]: Analyzing trace with hash -968109138, now seen corresponding path program 9 times [2023-05-04 03:18:15,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:15,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838447222] [2023-05-04 03:18:15,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:15,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 99 proven. 269 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-05-04 03:18:16,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:16,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838447222] [2023-05-04 03:18:16,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838447222] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:16,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866093007] [2023-05-04 03:18:16,317 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:18:16,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:16,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:16,318 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:16,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-04 03:18:16,456 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2023-05-04 03:18:16,457 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:16,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 32 conjunts are in the unsatisfiable core [2023-05-04 03:18:16,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 72 proven. 422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:17,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 72 proven. 242 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-05-04 03:18:17,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866093007] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:17,554 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:17,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 33, 18] total 59 [2023-05-04 03:18:17,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135723413] [2023-05-04 03:18:17,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:17,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2023-05-04 03:18:17,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:17,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2023-05-04 03:18:17,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=3103, Unknown=0, NotChecked=0, Total=3422 [2023-05-04 03:18:17,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:17,556 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:17,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 7.254237288135593) internal successors, (428), 59 states have internal predecessors, (428), 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 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:17,557 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 03:18:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:20,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2023-05-04 03:18:20,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:20,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-05-04 03:18:20,573 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:20,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:20,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1412408274, now seen corresponding path program 10 times [2023-05-04 03:18:20,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:20,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741491802] [2023-05-04 03:18:20,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:20,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-05-04 03:18:21,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:21,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741491802] [2023-05-04 03:18:21,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741491802] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:21,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375172416] [2023-05-04 03:18:21,222 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:18:21,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:21,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:21,223 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:21,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-04 03:18:21,343 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:18:21,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:21,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 73 conjunts are in the unsatisfiable core [2023-05-04 03:18:21,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 293 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-05-04 03:18:22,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2023-05-04 03:18:22,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375172416] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:22,567 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:22,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13, 9] total 17 [2023-05-04 03:18:22,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907917046] [2023-05-04 03:18:22,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:22,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-04 03:18:22,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:22,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-04 03:18:22,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2023-05-04 03:18:22,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:22,568 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:22,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 15.058823529411764) internal successors, (256), 17 states have internal predecessors, (256), 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 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 03:18:22,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:22,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2023-05-04 03:18:22,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:23,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:23,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:23,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:23,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-05-04 03:18:23,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:23,725 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:23,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:23,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1060317864, now seen corresponding path program 11 times [2023-05-04 03:18:23,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:23,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630886369] [2023-05-04 03:18:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:23,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 56 proven. 394 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-05-04 03:18:24,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:24,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630886369] [2023-05-04 03:18:24,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630886369] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:24,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319889714] [2023-05-04 03:18:24,271 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:18:24,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:24,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:24,281 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:24,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-04 03:18:24,425 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2023-05-04 03:18:24,425 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:24,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 32 conjunts are in the unsatisfiable core [2023-05-04 03:18:24,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 21 proven. 617 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:25,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 137 proven. 226 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2023-05-04 03:18:25,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319889714] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:25,552 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:25,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 33, 14] total 51 [2023-05-04 03:18:25,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131319700] [2023-05-04 03:18:25,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:25,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-05-04 03:18:25,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:25,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-05-04 03:18:25,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=229, Invalid=2321, Unknown=0, NotChecked=0, Total=2550 [2023-05-04 03:18:25,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:25,555 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:25,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.607843137254902) internal successors, (388), 51 states have internal predecessors, (388), 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 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:25,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:25,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:28,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:28,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:28,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:28,446 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:28,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:28,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1585240120, now seen corresponding path program 12 times [2023-05-04 03:18:28,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:28,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799317991] [2023-05-04 03:18:28,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:28,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:29,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 394 proven. 270 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-05-04 03:18:29,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:29,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799317991] [2023-05-04 03:18:29,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799317991] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:29,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107063977] [2023-05-04 03:18:29,127 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:18:29,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:29,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:29,128 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:29,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-04 03:18:29,303 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2023-05-04 03:18:29,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:29,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 42 conjunts are in the unsatisfiable core [2023-05-04 03:18:29,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:30,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 107 proven. 940 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:30,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 447 proven. 92 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2023-05-04 03:18:30,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107063977] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:30,724 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:30,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 43, 14] total 66 [2023-05-04 03:18:30,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434412284] [2023-05-04 03:18:30,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:30,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2023-05-04 03:18:30,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:30,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2023-05-04 03:18:30,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=3963, Unknown=0, NotChecked=0, Total=4290 [2023-05-04 03:18:30,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:30,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:30,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 7.03030303030303) internal successors, (464), 66 states have internal predecessors, (464), 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 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:30,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:30,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:34,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:34,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:34,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:35,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:35,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:35,181 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:35,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:35,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1056581884, now seen corresponding path program 13 times [2023-05-04 03:18:35,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:35,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557729650] [2023-05-04 03:18:35,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:35,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:35,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 306 proven. 394 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2023-05-04 03:18:35,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:35,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557729650] [2023-05-04 03:18:35,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557729650] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:35,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225099329] [2023-05-04 03:18:35,881 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:18:35,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:35,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:35,883 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:35,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-04 03:18:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:36,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 44 conjunts are in the unsatisfiable core [2023-05-04 03:18:36,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 68 proven. 1137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:18:37,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:37,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 347 proven. 210 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2023-05-04 03:18:37,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225099329] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:37,597 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:37,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 45, 14] total 63 [2023-05-04 03:18:37,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057291870] [2023-05-04 03:18:37,597 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:37,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2023-05-04 03:18:37,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:37,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2023-05-04 03:18:37,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=3649, Unknown=0, NotChecked=0, Total=3906 [2023-05-04 03:18:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:37,600 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:37,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 6.873015873015873) internal successors, (433), 63 states have internal predecessors, (433), 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 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:37,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:42,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:18:42,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-04 03:18:43,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:43,042 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:43,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:43,042 INFO L85 PathProgramCache]: Analyzing trace with hash 428615768, now seen corresponding path program 14 times [2023-05-04 03:18:43,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:43,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213550768] [2023-05-04 03:18:43,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:43,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 199 proven. 916 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2023-05-04 03:18:44,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:44,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213550768] [2023-05-04 03:18:44,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213550768] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:44,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717005652] [2023-05-04 03:18:44,117 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:18:44,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:44,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:44,121 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:44,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-04 03:18:44,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:18:44,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:44,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 56 conjunts are in the unsatisfiable core [2023-05-04 03:18:44,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 208 proven. 1602 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 03:18:45,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 302 proven. 652 refuted. 0 times theorem prover too weak. 871 trivial. 0 not checked. [2023-05-04 03:18:46,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717005652] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:46,230 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:46,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 57, 14] total 75 [2023-05-04 03:18:46,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458992229] [2023-05-04 03:18:46,230 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:46,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2023-05-04 03:18:46,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:46,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2023-05-04 03:18:46,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=413, Invalid=5137, Unknown=0, NotChecked=0, Total=5550 [2023-05-04 03:18:46,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:46,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:46,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 6.306666666666667) internal successors, (473), 75 states have internal predecessors, (473), 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 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:46,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:18:46,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:18:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2023-05-04 03:18:54,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-04 03:18:55,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-05-04 03:18:55,173 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:18:55,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:18:55,173 INFO L85 PathProgramCache]: Analyzing trace with hash 102842362, now seen corresponding path program 15 times [2023-05-04 03:18:55,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:18:55,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540520954] [2023-05-04 03:18:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:18:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:18:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:18:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 0 proven. 1291 refuted. 0 times theorem prover too weak. 2205 trivial. 0 not checked. [2023-05-04 03:18:57,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:18:57,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540520954] [2023-05-04 03:18:57,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540520954] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:18:57,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342948581] [2023-05-04 03:18:57,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:18:57,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:18:57,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:18:57,261 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:18:57,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-05-04 03:18:57,512 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2023-05-04 03:18:57,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:18:57,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 161 conjunts are in the unsatisfiable core [2023-05-04 03:18:57,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:18:58,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 0 proven. 1127 refuted. 0 times theorem prover too weak. 2369 trivial. 0 not checked. [2023-05-04 03:18:58,846 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:18:59,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 0 proven. 1097 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2023-05-04 03:18:59,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342948581] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:18:59,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:18:59,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 10] total 18 [2023-05-04 03:18:59,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628058157] [2023-05-04 03:18:59,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:18:59,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-04 03:18:59,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:18:59,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-04 03:18:59,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2023-05-04 03:18:59,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:59,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:18:59,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 15.61111111111111) internal successors, (281), 18 states have internal predecessors, (281), 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 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:18:59,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 241 states. [2023-05-04 03:18:59,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:01,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:01,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-05-04 03:19:01,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-05-04 03:19:01,373 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:19:01,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:19:01,374 INFO L85 PathProgramCache]: Analyzing trace with hash 971337256, now seen corresponding path program 16 times [2023-05-04 03:19:01,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:19:01,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206556374] [2023-05-04 03:19:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:19:01,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:19:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:19:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 114 proven. 2249 refuted. 0 times theorem prover too weak. 2027 trivial. 0 not checked. [2023-05-04 03:19:03,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:19:03,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206556374] [2023-05-04 03:19:03,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206556374] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:19:03,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741139924] [2023-05-04 03:19:03,830 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:19:03,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:19:03,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:19:03,831 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:19:03,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-05-04 03:19:04,020 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:19:04,021 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:19:04,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 88 conjunts are in the unsatisfiable core [2023-05-04 03:19:04,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:19:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 123 proven. 4267 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:19:06,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:19:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4390 backedges. 283 proven. 1811 refuted. 0 times theorem prover too weak. 2296 trivial. 0 not checked. [2023-05-04 03:19:07,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741139924] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:19:07,778 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:19:07,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 89, 22] total 115 [2023-05-04 03:19:07,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589120911] [2023-05-04 03:19:07,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:19:07,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2023-05-04 03:19:07,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:19:07,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2023-05-04 03:19:07,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=771, Invalid=12339, Unknown=0, NotChecked=0, Total=13110 [2023-05-04 03:19:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:07,783 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:19:07,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 5.843478260869565) internal successors, (672), 115 states have internal predecessors, (672), 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 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:07,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:07,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:24,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:24,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 369 states. [2023-05-04 03:19:24,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-05-04 03:19:25,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:19:25,158 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:19:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:19:25,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1916924602, now seen corresponding path program 17 times [2023-05-04 03:19:25,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:19:25,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340329252] [2023-05-04 03:19:25,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:19:25,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:19:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:19:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 8236 backedges. 0 proven. 3053 refuted. 0 times theorem prover too weak. 5183 trivial. 0 not checked. [2023-05-04 03:19:29,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:19:29,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340329252] [2023-05-04 03:19:29,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340329252] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:19:29,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465036964] [2023-05-04 03:19:29,805 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:19:29,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:19:29,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:19:29,806 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:19:29,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-05-04 03:19:30,126 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2023-05-04 03:19:30,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:19:30,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 1459 conjuncts, 241 conjunts are in the unsatisfiable core [2023-05-04 03:19:30,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:19:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8236 backedges. 0 proven. 2803 refuted. 0 times theorem prover too weak. 5433 trivial. 0 not checked. [2023-05-04 03:19:32,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:19:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 8236 backedges. 0 proven. 2771 refuted. 0 times theorem prover too weak. 5465 trivial. 0 not checked. [2023-05-04 03:19:33,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465036964] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:19:33,635 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:19:33,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17, 12] total 24 [2023-05-04 03:19:33,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421053963] [2023-05-04 03:19:33,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:19:33,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-04 03:19:33,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:19:33,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-04 03:19:33,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=489, Unknown=0, NotChecked=0, Total=552 [2023-05-04 03:19:33,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:33,637 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:19:33,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 15.041666666666666) internal successors, (361), 24 states have internal predecessors, (361), 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 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:33,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 369 states. [2023-05-04 03:19:33,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:19:35,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:19:35,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-05-04 03:19:35,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:19:35,705 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:19:35,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:19:35,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1461856216, now seen corresponding path program 18 times [2023-05-04 03:19:35,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:19:35,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485425540] [2023-05-04 03:19:35,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:19:35,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:19:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:19:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 9273 backedges. 2801 proven. 1571 refuted. 0 times theorem prover too weak. 4901 trivial. 0 not checked. [2023-05-04 03:19:40,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:19:40,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485425540] [2023-05-04 03:19:40,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485425540] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:19:40,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496897227] [2023-05-04 03:19:40,537 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:19:40,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:19:40,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:19:40,538 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:19:40,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-05-04 03:19:40,928 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2023-05-04 03:19:40,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:19:40,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 124 conjunts are in the unsatisfiable core [2023-05-04 03:19:40,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:19:46,257 INFO L134 CoverageAnalysis]: Checked inductivity of 9273 backedges. 315 proven. 8958 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:19:46,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:19:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9273 backedges. 2939 proven. 1020 refuted. 0 times theorem prover too weak. 5314 trivial. 0 not checked. [2023-05-04 03:19:47,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496897227] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:19:47,707 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:19:47,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 125, 30] total 159 [2023-05-04 03:19:47,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125304765] [2023-05-04 03:19:47,708 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:19:47,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 159 states [2023-05-04 03:19:47,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:19:47,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 159 interpolants. [2023-05-04 03:19:47,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=769, Invalid=24353, Unknown=0, NotChecked=0, Total=25122 [2023-05-04 03:19:47,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:47,716 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:19:47,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 159 states, 159 states have (on average 5.70440251572327) internal successors, (907), 159 states have internal predecessors, (907), 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 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:19:47,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:19:47,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:13,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:20:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:20:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:20:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:20:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:20:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:20:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:20:13,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2023-05-04 03:20:13,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-05-04 03:20:13,285 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:20:13,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:20:13,285 INFO L85 PathProgramCache]: Analyzing trace with hash 364341538, now seen corresponding path program 19 times [2023-05-04 03:20:13,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:20:13,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707864013] [2023-05-04 03:20:13,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:20:13,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:20:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:20:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 10048 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 5647 trivial. 0 not checked. [2023-05-04 03:20:18,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:20:18,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707864013] [2023-05-04 03:20:18,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707864013] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:20:18,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423180916] [2023-05-04 03:20:18,840 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:20:18,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:20:18,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:20:18,841 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:20:18,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-05-04 03:20:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:20:19,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 265 conjunts are in the unsatisfiable core [2023-05-04 03:20:19,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:20:21,340 INFO L134 CoverageAnalysis]: Checked inductivity of 10048 backedges. 0 proven. 4140 refuted. 0 times theorem prover too weak. 5908 trivial. 0 not checked. [2023-05-04 03:20:21,341 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:20:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10048 backedges. 0 proven. 4107 refuted. 0 times theorem prover too weak. 5941 trivial. 0 not checked. [2023-05-04 03:20:23,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423180916] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:20:23,107 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:20:23,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 21, 14] total 30 [2023-05-04 03:20:23,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910548280] [2023-05-04 03:20:23,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:20:23,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-05-04 03:20:23,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:20:23,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-05-04 03:20:23,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=789, Unknown=0, NotChecked=0, Total=870 [2023-05-04 03:20:23,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:23,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:20:23,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 14.7) internal successors, (441), 30 states have internal predecessors, (441), 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 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:20:23,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:20:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:25,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:20:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:20:25,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:20:25,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:20:25,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:20:25,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:20:25,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-05-04 03:20:25,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-05-04 03:20:25,436 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:20:25,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:20:25,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1128148510, now seen corresponding path program 20 times [2023-05-04 03:20:25,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:20:25,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565280088] [2023-05-04 03:20:25,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:20:25,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:20:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:20:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 11029 backedges. 3843 proven. 1833 refuted. 0 times theorem prover too weak. 5353 trivial. 0 not checked. [2023-05-04 03:20:31,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:20:31,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565280088] [2023-05-04 03:20:31,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565280088] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:20:31,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779497498] [2023-05-04 03:20:31,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:20:31,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:20:31,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:20:31,240 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:20:31,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-05-04 03:20:31,495 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:20:31,495 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:20:31,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 134 conjunts are in the unsatisfiable core [2023-05-04 03:20:31,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:20:37,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11029 backedges. 540 proven. 10489 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:20:37,596 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:20:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 11029 backedges. 4019 proven. 1226 refuted. 0 times theorem prover too weak. 5784 trivial. 0 not checked. [2023-05-04 03:20:39,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779497498] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:20:39,077 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:20:39,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 135, 36] total 181 [2023-05-04 03:20:39,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501516918] [2023-05-04 03:20:39,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:20:39,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2023-05-04 03:20:39,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:20:39,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2023-05-04 03:20:39,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1132, Invalid=31448, Unknown=0, NotChecked=0, Total=32580 [2023-05-04 03:20:39,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:39,084 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:20:39,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 5.834254143646409) internal successors, (1056), 181 states have internal predecessors, (1056), 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 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:20:39,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:20:39,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:21:07,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:21:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:21:07,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2023-05-04 03:21:07,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-05-04 03:21:07,412 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:21:07,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:21:07,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1477825654, now seen corresponding path program 21 times [2023-05-04 03:21:07,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:21:07,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109630996] [2023-05-04 03:21:07,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:21:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:21:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:21:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12040 backedges. 0 proven. 5909 refuted. 0 times theorem prover too weak. 6131 trivial. 0 not checked. [2023-05-04 03:21:14,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:21:14,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109630996] [2023-05-04 03:21:14,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109630996] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:21:14,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042292280] [2023-05-04 03:21:14,945 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:21:14,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:21:14,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:21:14,946 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:21:14,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-05-04 03:21:15,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 32 check-sat command(s) [2023-05-04 03:21:15,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:21:15,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 1711 conjuncts, 289 conjunts are in the unsatisfiable core [2023-05-04 03:21:15,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:21:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 12040 backedges. 0 proven. 5637 refuted. 0 times theorem prover too weak. 6403 trivial. 0 not checked. [2023-05-04 03:21:18,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:21:19,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12040 backedges. 0 proven. 5603 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2023-05-04 03:21:19,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042292280] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:21:19,968 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:21:19,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 25, 16] total 36 [2023-05-04 03:21:19,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248477429] [2023-05-04 03:21:19,969 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:21:19,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-05-04 03:21:19,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:21:19,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-05-04 03:21:19,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1161, Unknown=0, NotChecked=0, Total=1260 [2023-05-04 03:21:19,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:19,970 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:21:19,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 14.472222222222221) internal successors, (521), 36 states have internal predecessors, (521), 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 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:21:19,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:21:19,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:22,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:22,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:21:22,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:21:22,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:21:22,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-05-04 03:21:22,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:21:22,942 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:21:22,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:21:22,943 INFO L85 PathProgramCache]: Analyzing trace with hash 27381322, now seen corresponding path program 22 times [2023-05-04 03:21:22,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:21:22,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622672194] [2023-05-04 03:21:22,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:21:22,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:21:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:21:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 13111 backedges. 5005 proven. 2281 refuted. 0 times theorem prover too weak. 5825 trivial. 0 not checked. [2023-05-04 03:21:30,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:21:30,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622672194] [2023-05-04 03:21:30,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622672194] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:21:30,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997125738] [2023-05-04 03:21:30,924 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:21:30,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:21:30,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:21:30,925 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:21:30,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-05-04 03:21:31,200 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:21:31,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:21:31,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 1731 conjuncts, 146 conjunts are in the unsatisfiable core [2023-05-04 03:21:31,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:21:38,918 INFO L134 CoverageAnalysis]: Checked inductivity of 13111 backedges. 825 proven. 12286 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:21:38,918 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:21:40,576 INFO L134 CoverageAnalysis]: Checked inductivity of 13111 backedges. 5219 proven. 1618 refuted. 0 times theorem prover too weak. 6274 trivial. 0 not checked. [2023-05-04 03:21:40,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997125738] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:21:40,576 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:21:40,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 147, 44] total 201 [2023-05-04 03:21:40,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445856457] [2023-05-04 03:21:40,576 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:21:40,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 201 states [2023-05-04 03:21:40,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:21:40,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 201 interpolants. [2023-05-04 03:21:40,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1407, Invalid=38793, Unknown=0, NotChecked=0, Total=40200 [2023-05-04 03:21:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:40,582 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:21:40,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 201 states, 201 states have (on average 5.751243781094527) internal successors, (1156), 201 states have internal predecessors, (1156), 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 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:21:40,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:21:40,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:21:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:22:14,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:22:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:22:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:22:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:22:14,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-05-04 03:22:14,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:22:14,461 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:22:14,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:22:14,461 INFO L85 PathProgramCache]: Analyzing trace with hash -308266510, now seen corresponding path program 23 times [2023-05-04 03:22:14,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:22:14,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576143886] [2023-05-04 03:22:14,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:22:14,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:22:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:22:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 14212 backedges. 0 proven. 7577 refuted. 0 times theorem prover too weak. 6635 trivial. 0 not checked. [2023-05-04 03:22:23,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:22:23,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576143886] [2023-05-04 03:22:23,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576143886] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:22:23,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641944753] [2023-05-04 03:22:23,520 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:22:23,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:22:23,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:22:23,522 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:22:23,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-05-04 03:22:23,912 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2023-05-04 03:22:23,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:22:23,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 313 conjunts are in the unsatisfiable core [2023-05-04 03:22:23,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:22:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 14212 backedges. 0 proven. 7294 refuted. 0 times theorem prover too weak. 6918 trivial. 0 not checked. [2023-05-04 03:22:26,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:22:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 14212 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 6953 trivial. 0 not checked. [2023-05-04 03:22:28,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641944753] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:22:28,718 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:22:28,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 29, 18] total 42 [2023-05-04 03:22:28,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505928402] [2023-05-04 03:22:28,718 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:22:28,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2023-05-04 03:22:28,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:22:28,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2023-05-04 03:22:28,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1605, Unknown=0, NotChecked=0, Total=1722 [2023-05-04 03:22:28,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:28,720 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:22:28,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.30952380952381) internal successors, (601), 42 states have internal predecessors, (601), 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 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:22:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:22:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:22:31,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:22:31,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:22:31,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:22:31,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2023-05-04 03:22:31,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:22:31,752 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:22:31,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:22:31,753 INFO L85 PathProgramCache]: Analyzing trace with hash 998250162, now seen corresponding path program 24 times [2023-05-04 03:22:31,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:22:31,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124187635] [2023-05-04 03:22:31,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:22:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:22:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:22:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 15373 backedges. 6287 proven. 2769 refuted. 0 times theorem prover too weak. 6317 trivial. 0 not checked. [2023-05-04 03:22:41,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:22:41,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124187635] [2023-05-04 03:22:41,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124187635] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:22:41,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723384714] [2023-05-04 03:22:41,247 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:22:41,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:22:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:22:41,249 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:22:41,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-05-04 03:22:41,770 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2023-05-04 03:22:41,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:22:41,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 1895 conjuncts, 158 conjunts are in the unsatisfiable core [2023-05-04 03:22:41,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:22:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 15373 backedges. 1170 proven. 14203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:22:50,457 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:22:52,507 INFO L134 CoverageAnalysis]: Checked inductivity of 15373 backedges. 6539 proven. 2050 refuted. 0 times theorem prover too weak. 6784 trivial. 0 not checked. [2023-05-04 03:22:52,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723384714] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:22:52,507 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:22:52,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 159, 52] total 221 [2023-05-04 03:22:52,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869726861] [2023-05-04 03:22:52,507 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:22:52,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 221 states [2023-05-04 03:22:52,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:22:52,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 221 interpolants. [2023-05-04 03:22:52,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1730, Invalid=46890, Unknown=0, NotChecked=0, Total=48620 [2023-05-04 03:22:52,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:52,512 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:22:52,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 221 states, 221 states have (on average 5.683257918552036) internal successors, (1256), 221 states have internal predecessors, (1256), 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 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:22:52,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:22:52,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:22:52,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:23:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:23:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:23:31,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:23:31,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2023-05-04 03:23:31,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2023-05-04 03:23:31,464 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:23:31,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:23:31,464 INFO L85 PathProgramCache]: Analyzing trace with hash 278893658, now seen corresponding path program 25 times [2023-05-04 03:23:31,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:23:31,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347174820] [2023-05-04 03:23:31,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:23:31,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:23:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:23:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 16564 backedges. 0 proven. 9405 refuted. 0 times theorem prover too weak. 7159 trivial. 0 not checked. [2023-05-04 03:23:41,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:23:41,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347174820] [2023-05-04 03:23:41,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347174820] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:23:41,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447414649] [2023-05-04 03:23:41,371 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:23:41,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:23:41,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:23:41,372 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:23:41,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-05-04 03:23:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:23:41,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 337 conjunts are in the unsatisfiable core [2023-05-04 03:23:41,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:23:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16564 backedges. 0 proven. 9111 refuted. 0 times theorem prover too weak. 7453 trivial. 0 not checked. [2023-05-04 03:23:45,002 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:23:47,014 INFO L134 CoverageAnalysis]: Checked inductivity of 16564 backedges. 0 proven. 9075 refuted. 0 times theorem prover too weak. 7489 trivial. 0 not checked. [2023-05-04 03:23:47,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447414649] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:23:47,015 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:23:47,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 33, 20] total 48 [2023-05-04 03:23:47,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796459627] [2023-05-04 03:23:47,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:23:47,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-05-04 03:23:47,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:23:47,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-05-04 03:23:47,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=2121, Unknown=0, NotChecked=0, Total=2256 [2023-05-04 03:23:47,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:47,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:23:47,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 14.1875) internal successors, (681), 48 states have internal predecessors, (681), 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 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:23:47,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:23:47,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:23:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:23:50,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2023-05-04 03:23:50,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:23:50,509 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:23:50,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:23:50,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1146967270, now seen corresponding path program 26 times [2023-05-04 03:23:50,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:23:50,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942721199] [2023-05-04 03:23:50,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:23:50,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:23:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:24:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 17815 backedges. 7689 proven. 3297 refuted. 0 times theorem prover too weak. 6829 trivial. 0 not checked. [2023-05-04 03:24:01,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:24:01,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942721199] [2023-05-04 03:24:01,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942721199] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:24:01,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685921322] [2023-05-04 03:24:01,607 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:24:01,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:24:01,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:24:01,609 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:24:01,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2023-05-04 03:24:01,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:24:01,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:24:01,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 170 conjunts are in the unsatisfiable core [2023-05-04 03:24:01,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:24:12,135 INFO L134 CoverageAnalysis]: Checked inductivity of 17815 backedges. 1575 proven. 16240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:24:12,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:24:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 17815 backedges. 7979 proven. 2522 refuted. 0 times theorem prover too weak. 7314 trivial. 0 not checked. [2023-05-04 03:24:14,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685921322] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:24:14,432 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:24:14,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 171, 60] total 241 [2023-05-04 03:24:14,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764348880] [2023-05-04 03:24:14,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:24:14,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 241 states [2023-05-04 03:24:14,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:24:14,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 241 interpolants. [2023-05-04 03:24:14,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2101, Invalid=55739, Unknown=0, NotChecked=0, Total=57840 [2023-05-04 03:24:14,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:24:14,441 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:24:14,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 241 states, 241 states have (on average 5.626556016597511) internal successors, (1356), 241 states have internal predecessors, (1356), 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 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:24:14,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:24:14,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:24:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:24:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:24:57,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2023-05-04 03:24:57,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:24:57,850 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:24:57,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:24:57,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1615971646, now seen corresponding path program 27 times [2023-05-04 03:24:57,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:24:57,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234871686] [2023-05-04 03:24:57,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:24:57,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:24:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:25:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 19096 backedges. 0 proven. 11393 refuted. 0 times theorem prover too weak. 7703 trivial. 0 not checked. [2023-05-04 03:25:10,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:25:10,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234871686] [2023-05-04 03:25:10,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234871686] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:25:10,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437712590] [2023-05-04 03:25:10,457 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:25:10,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:25:10,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:25:10,458 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:25:10,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-05-04 03:25:11,038 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 35 check-sat command(s) [2023-05-04 03:25:11,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:25:11,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 2089 conjuncts, 361 conjunts are in the unsatisfiable core [2023-05-04 03:25:11,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:25:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 19096 backedges. 0 proven. 11088 refuted. 0 times theorem prover too weak. 8008 trivial. 0 not checked. [2023-05-04 03:25:14,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:25:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 19096 backedges. 0 proven. 11051 refuted. 0 times theorem prover too weak. 8045 trivial. 0 not checked. [2023-05-04 03:25:16,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437712590] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:25:16,785 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:25:16,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 37, 22] total 54 [2023-05-04 03:25:16,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832355408] [2023-05-04 03:25:16,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:25:16,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-05-04 03:25:16,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:25:16,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-05-04 03:25:16,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=2709, Unknown=0, NotChecked=0, Total=2862 [2023-05-04 03:25:16,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:16,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:25:16,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 14.092592592592593) internal successors, (761), 54 states have internal predecessors, (761), 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 03:25:16,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:25:16,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:25:16,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:25:20,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:25:20,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:25:20,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:25:20,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:25:20,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2023-05-04 03:25:20,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2023-05-04 03:25:20,739 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:25:20,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:25:20,739 INFO L85 PathProgramCache]: Analyzing trace with hash -129004670, now seen corresponding path program 28 times [2023-05-04 03:25:20,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:25:20,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642120061] [2023-05-04 03:25:20,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:25:20,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:25:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:25:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 20437 backedges. 9211 proven. 3865 refuted. 0 times theorem prover too weak. 7361 trivial. 0 not checked. [2023-05-04 03:25:34,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:25:34,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642120061] [2023-05-04 03:25:34,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642120061] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:25:34,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271867592] [2023-05-04 03:25:34,113 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:25:34,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:25:34,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:25:34,114 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:25:34,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-05-04 03:25:34,437 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:25:34,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:25:34,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 2109 conjuncts, 182 conjunts are in the unsatisfiable core [2023-05-04 03:25:34,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:25:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 20437 backedges. 2040 proven. 18397 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:25:46,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:25:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20437 backedges. 9539 proven. 3034 refuted. 0 times theorem prover too weak. 7864 trivial. 0 not checked. [2023-05-04 03:25:48,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271867592] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:25:48,728 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:25:48,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 183, 68] total 261 [2023-05-04 03:25:48,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214147375] [2023-05-04 03:25:48,728 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:25:48,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 261 states [2023-05-04 03:25:48,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:25:48,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 261 interpolants. [2023-05-04 03:25:48,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2520, Invalid=65340, Unknown=0, NotChecked=0, Total=67860 [2023-05-04 03:25:48,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:48,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:25:48,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 261 states, 261 states have (on average 5.578544061302682) internal successors, (1456), 261 states have internal predecessors, (1456), 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 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:25:48,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:25:48,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:25:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:26:39,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:26:39,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:26:39,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Ended with exit code 0 [2023-05-04 03:26:39,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2023-05-04 03:26:39,531 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:39,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:39,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1903022806, now seen corresponding path program 29 times [2023-05-04 03:26:39,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:39,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099252904] [2023-05-04 03:26:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:53,267 INFO L134 CoverageAnalysis]: Checked inductivity of 21808 backedges. 0 proven. 13541 refuted. 0 times theorem prover too weak. 8267 trivial. 0 not checked. [2023-05-04 03:26:53,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:53,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099252904] [2023-05-04 03:26:53,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099252904] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:53,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393049663] [2023-05-04 03:26:53,267 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:26:53,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:53,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:53,268 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:26:53,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2023-05-04 03:26:53,742 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2023-05-04 03:26:53,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:53,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 2215 conjuncts, 385 conjunts are in the unsatisfiable core [2023-05-04 03:26:53,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 21808 backedges. 0 proven. 13225 refuted. 0 times theorem prover too weak. 8583 trivial. 0 not checked. [2023-05-04 03:26:57,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:27:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 21808 backedges. 0 proven. 13187 refuted. 0 times theorem prover too weak. 8621 trivial. 0 not checked. [2023-05-04 03:27:00,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393049663] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:27:00,062 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:27:00,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 41, 24] total 60 [2023-05-04 03:27:00,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667461352] [2023-05-04 03:27:00,063 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:27:00,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2023-05-04 03:27:00,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:27:00,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2023-05-04 03:27:00,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=3369, Unknown=0, NotChecked=0, Total=3540 [2023-05-04 03:27:00,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:00,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:27:00,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 14.016666666666667) internal successors, (841), 60 states have internal predecessors, (841), 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 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:27:00,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:27:00,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:27:00,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:27:00,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:27:00,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:04,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:27:04,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:27:04,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:04,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2023-05-04 03:27:04,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2023-05-04 03:27:04,218 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:27:04,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:27:04,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1932740630, now seen corresponding path program 30 times [2023-05-04 03:27:04,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:27:04,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93858246] [2023-05-04 03:27:04,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:27:04,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:27:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:27:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23239 backedges. 10853 proven. 4473 refuted. 0 times theorem prover too weak. 7913 trivial. 0 not checked. [2023-05-04 03:27:19,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:27:19,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93858246] [2023-05-04 03:27:19,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93858246] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:27:19,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602570043] [2023-05-04 03:27:19,145 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:27:19,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:27:19,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:27:19,146 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:27:19,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2023-05-04 03:27:19,679 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 36 check-sat command(s) [2023-05-04 03:27:19,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:27:19,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 2273 conjuncts, 194 conjunts are in the unsatisfiable core [2023-05-04 03:27:19,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:27:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 23239 backedges. 2565 proven. 20674 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:27:32,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:27:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 23239 backedges. 11219 proven. 3586 refuted. 0 times theorem prover too weak. 8434 trivial. 0 not checked. [2023-05-04 03:27:35,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1602570043] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:27:35,653 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:27:35,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [81, 195, 76] total 281 [2023-05-04 03:27:35,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603359341] [2023-05-04 03:27:35,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:27:35,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 281 states [2023-05-04 03:27:35,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:27:35,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 281 interpolants. [2023-05-04 03:27:35,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2987, Invalid=75693, Unknown=0, NotChecked=0, Total=78680 [2023-05-04 03:27:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:35,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:27:35,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 281 states, 281 states have (on average 5.537366548042705) internal successors, (1556), 281 states have internal predecessors, (1556), 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 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:27:35,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:27:35,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:27:35,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:25,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:28:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 610 states. [2023-05-04 03:28:25,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2023-05-04 03:28:25,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-05-04 03:28:25,925 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:28:25,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:28:25,925 INFO L85 PathProgramCache]: Analyzing trace with hash 907111314, now seen corresponding path program 31 times [2023-05-04 03:28:25,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:28:25,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561558007] [2023-05-04 03:28:25,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:28:25,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:28:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:28:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 24700 backedges. 0 proven. 15849 refuted. 0 times theorem prover too weak. 8851 trivial. 0 not checked. [2023-05-04 03:28:41,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:28:41,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561558007] [2023-05-04 03:28:41,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561558007] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:28:41,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164268114] [2023-05-04 03:28:41,523 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:28:41,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:28:41,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:28:41,524 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:28:41,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2023-05-04 03:28:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:28:41,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 2341 conjuncts, 409 conjunts are in the unsatisfiable core [2023-05-04 03:28:41,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:28:46,142 INFO L134 CoverageAnalysis]: Checked inductivity of 24700 backedges. 0 proven. 15522 refuted. 0 times theorem prover too weak. 9178 trivial. 0 not checked. [2023-05-04 03:28:46,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:28:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 24700 backedges. 0 proven. 15483 refuted. 0 times theorem prover too weak. 9217 trivial. 0 not checked. [2023-05-04 03:28:48,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164268114] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:28:48,742 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:28:48,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 45, 26] total 66 [2023-05-04 03:28:48,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506779879] [2023-05-04 03:28:48,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:28:48,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2023-05-04 03:28:48,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:28:48,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2023-05-04 03:28:48,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=4101, Unknown=0, NotChecked=0, Total=4290 [2023-05-04 03:28:48,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:48,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:28:48,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 13.954545454545455) internal successors, (921), 66 states have internal predecessors, (921), 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 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:28:48,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:28:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:28:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:28:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:28:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 610 states. [2023-05-04 03:28:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:53,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:53,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:28:53,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 610 states. [2023-05-04 03:28:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:28:53,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2023-05-04 03:28:53,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2023-05-04 03:28:53,402 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:28:53,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:28:53,402 INFO L85 PathProgramCache]: Analyzing trace with hash 962605138, now seen corresponding path program 32 times [2023-05-04 03:28:53,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:28:53,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421298740] [2023-05-04 03:28:53,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:28:53,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:28:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:29:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 26221 backedges. 12615 proven. 5121 refuted. 0 times theorem prover too weak. 8485 trivial. 0 not checked. [2023-05-04 03:29:10,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:29:10,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421298740] [2023-05-04 03:29:10,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421298740] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:29:10,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182436528] [2023-05-04 03:29:10,985 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:29:10,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:29:10,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:29:10,987 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:29:10,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2023-05-04 03:29:11,338 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:29:11,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:29:11,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 2399 conjuncts, 206 conjunts are in the unsatisfiable core [2023-05-04 03:29:11,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:29:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 26221 backedges. 3150 proven. 23071 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 03:29:26,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:29:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 26221 backedges. 13019 proven. 4178 refuted. 0 times theorem prover too weak. 9024 trivial. 0 not checked. [2023-05-04 03:29:29,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182436528] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:29:29,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:29:29,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [89, 207, 84] total 301 [2023-05-04 03:29:29,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113951617] [2023-05-04 03:29:29,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:29:29,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 301 states [2023-05-04 03:29:29,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:29:29,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 301 interpolants. [2023-05-04 03:29:29,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3502, Invalid=86798, Unknown=0, NotChecked=0, Total=90300 [2023-05-04 03:29:29,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:29,289 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:29:29,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 301 states, 301 states have (on average 5.501661129568106) internal successors, (1656), 301 states have internal predecessors, (1656), 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 03:29:29,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 137 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:29:29,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 370 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 431 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 490 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 520 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 550 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 580 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 610 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2023-05-04 03:29:29,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-05-04 03:30:01,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2023-05-04 03:30:01,230 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 03:30:01,230 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 03:30:01,231 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 03:30:01,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2023-05-04 03:30:01,397 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. [2023-05-04 03:30:01,399 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2023-05-04 03:30:01,400 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-05-04 03:30:01,400 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-05-04 03:30:01,400 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-05-04 03:30:01,400 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-05-04 03:30:01,405 INFO L444 BasicCegarLoop]: Path program histogram: [32, 4, 1, 1, 1, 1, 1] [2023-05-04 03:30:01,408 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 03:30:01,408 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 03:30:01,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 03:30:01 BasicIcfg [2023-05-04 03:30:01,410 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 03:30:01,411 INFO L158 Benchmark]: Toolchain (without parser) took 733782.58ms. Allocated memory was 186.6MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 162.3MB in the beginning and 658.3MB in the end (delta: -496.0MB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 186.6MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.30ms. Allocated memory is still 186.6MB. Free memory was 162.0MB in the beginning and 161.8MB in the end (delta: 218.5kB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.20ms. Allocated memory is still 186.6MB. Free memory was 161.4MB in the beginning and 159.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: Boogie Preprocessor took 31.12ms. Allocated memory is still 186.6MB. Free memory was 159.7MB in the beginning and 158.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: RCFGBuilder took 451.15ms. Allocated memory is still 186.6MB. Free memory was 158.3MB in the beginning and 139.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-05-04 03:30:01,411 INFO L158 Benchmark]: TraceAbstraction took 732981.70ms. Allocated memory was 186.6MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 138.3MB in the beginning and 658.3MB in the end (delta: -520.0MB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. [2023-05-04 03:30:01,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 186.6MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 272.30ms. Allocated memory is still 186.6MB. Free memory was 162.0MB in the beginning and 161.8MB in the end (delta: 218.5kB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.20ms. Allocated memory is still 186.6MB. Free memory was 161.4MB in the beginning and 159.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.12ms. Allocated memory is still 186.6MB. Free memory was 159.7MB in the beginning and 158.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 451.15ms. Allocated memory is still 186.6MB. Free memory was 158.3MB in the beginning and 139.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 732981.70ms. Allocated memory was 186.6MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 138.3MB in the beginning and 658.3MB in the end (delta: -520.0MB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3141917, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 130907, dependent conditional: 130892, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3033861, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 22851, dependent conditional: 22836, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3033861, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 22851, dependent conditional: 22836, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 537678, dependent unconditional: 33634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 122374, dependent unconditional: 448938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 122374, dependent unconditional: 448938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3604, independent: 3535, independent conditional: 136, independent unconditional: 3399, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3604, independent: 3394, independent conditional: 0, independent unconditional: 3394, dependent: 210, dependent conditional: 0, dependent unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 210, independent: 141, independent conditional: 136, independent unconditional: 5, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 210, independent: 141, independent conditional: 136, independent unconditional: 5, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 418, independent: 294, independent conditional: 227, independent unconditional: 68, dependent: 124, dependent conditional: 69, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3582322, independent: 3007475, independent conditional: 10647, independent unconditional: 2996828, dependent: 571243, dependent conditional: 122320, dependent unconditional: 448923, unknown: 3604, unknown conditional: 190, unknown unconditional: 3414] , Statistics on independence cache: Total cache size (in pairs): 3604, Positive cache size: 3535, Positive conditional cache size: 136, Positive unconditional cache size: 3399, Negative cache size: 69, Negative conditional cache size: 54, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 415304, Maximal queried relation: 38, Independence queries for same thread: 108056 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 635, Number of trivial persistent sets: 406, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3891, independent: 3876, independent conditional: 0, independent unconditional: 3876, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3141917, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 130907, dependent conditional: 130892, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3033861, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 22851, dependent conditional: 22836, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3033861, independent: 3011010, independent conditional: 3007134, independent unconditional: 3876, dependent: 22851, dependent conditional: 22836, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 537678, dependent unconditional: 33634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 122374, dependent unconditional: 448938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3582322, independent: 3011010, independent conditional: 10783, independent unconditional: 3000227, dependent: 571312, dependent conditional: 122374, dependent unconditional: 448938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3604, independent: 3535, independent conditional: 136, independent unconditional: 3399, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3604, independent: 3394, independent conditional: 0, independent unconditional: 3394, dependent: 210, dependent conditional: 0, dependent unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 210, independent: 141, independent conditional: 136, independent unconditional: 5, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 210, independent: 141, independent conditional: 136, independent unconditional: 5, dependent: 69, dependent conditional: 54, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 418, independent: 294, independent conditional: 227, independent unconditional: 68, dependent: 124, dependent conditional: 69, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3582322, independent: 3007475, independent conditional: 10647, independent unconditional: 2996828, dependent: 571243, dependent conditional: 122320, dependent unconditional: 448923, unknown: 3604, unknown conditional: 190, unknown unconditional: 3414] , Statistics on independence cache: Total cache size (in pairs): 3604, Positive cache size: 3535, Positive conditional cache size: 136, Positive unconditional cache size: 3399, Negative cache size: 69, Negative conditional cache size: 54, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 415304, Maximal queried relation: 38, Independence queries for same thread: 108056 - TimeoutResultAtElement [Line: 99]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 596 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 160 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 732.9s, OverallIterations: 41, TraceHistogramMax: 0, PathProgramHistogramMax: 32, EmptinessCheckTime: 382.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6076, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5s SsaConstructionTime, 10.5s SatisfiabilityAnalysisTime, 327.3s InterpolantComputationTime, 37595 NumberOfCodeBlocks, 37547 NumberOfCodeBlocksAsserted, 402 NumberOfCheckSat, 55961 ConstructedInterpolants, 0 QuantifiedInterpolants, 378987 SizeOfPredicates, 1773 NumberOfNonLiveVariables, 41024 ConjunctsInSsa, 4687 ConjunctsInUnsatCore, 114 InterpolantComputations, 5 PerfectInterpolantSequences, 433420/833417 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown