/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 15:49:21,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 15:49:21,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 15:49:21,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 15:49:21,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 15:49:21,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 15:49:21,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 15:49:21,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 15:49:21,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 15:49:21,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 15:49:21,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 15:49:21,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 15:49:21,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 15:49:21,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 15:49:21,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 15:49:21,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 15:49:21,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 15:49:21,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 15:49:21,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 15:49:21,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 15:49:21,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 15:49:21,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 15:49:21,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 15:49:21,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 15:49:21,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 15:49:21,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 15:49:21,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 15:49:21,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 15:49:21,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 15:49:21,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 15:49:21,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 15:49:21,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 15:49:21,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 15:49:21,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 15:49:21,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 15:49:21,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 15:49:21,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 15:49:21,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 15:49:21,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 15:49:21,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 15:49:21,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 15:49:21,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 15:49:21,163 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 15:49:21,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 15:49:21,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 15:49:21,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 15:49:21,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 15:49:21,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 15:49:21,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 15:49:21,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 15:49:21,166 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 15:49:21,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 15:49:21,167 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 15:49:21,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 15:49:21,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 15:49:21,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 15:49:21,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 15:49:21,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 15:49:21,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:49:21,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 15:49:21,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 15:49:21,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 15:49:21,170 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 15:49:21,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 15:49:21,170 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 15:49:21,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 15:49:21,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 15:49:21,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 15:49:21,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 15:49:21,452 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 15:49:21,453 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 15:49:21,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c [2023-05-04 15:49:21,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1c897b6/55a4289462f64e38aab2b79be2c477f1/FLAG3966fd90f [2023-05-04 15:49:21,922 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 15:49:21,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-sum-array-hom.wvr.c [2023-05-04 15:49:21,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1c897b6/55a4289462f64e38aab2b79be2c477f1/FLAG3966fd90f [2023-05-04 15:49:22,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1c897b6/55a4289462f64e38aab2b79be2c477f1 [2023-05-04 15:49:22,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 15:49:22,357 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 15:49:22,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 15:49:22,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 15:49:22,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 15:49:22,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6370c307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22, skipping insertion in model container [2023-05-04 15:49:22,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 15:49:22,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 15:49:22,615 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-more-sum-array-hom.wvr.c[2396,2409] [2023-05-04 15:49:22,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:49:22,635 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 15:49:22,672 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-more-sum-array-hom.wvr.c[2396,2409] [2023-05-04 15:49:22,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:49:22,689 INFO L208 MainTranslator]: Completed translation [2023-05-04 15:49:22,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22 WrapperNode [2023-05-04 15:49:22,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 15:49:22,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 15:49:22,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 15:49:22,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 15:49:22,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,742 INFO L138 Inliner]: procedures = 25, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 102 [2023-05-04 15:49:22,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 15:49:22,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 15:49:22,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 15:49:22,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 15:49:22,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,777 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 15:49:22,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 15:49:22,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 15:49:22,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 15:49:22,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (1/1) ... [2023-05-04 15:49:22,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:49:22,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:22,826 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 15:49:22,846 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 15:49:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 15:49:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 15:49:22,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 15:49:22,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 15:49:22,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 15:49:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 15:49:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 15:49:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 15:49:22,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 15:49:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 15:49:22,867 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 15:49:22,977 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 15:49:22,979 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 15:49:23,306 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 15:49:23,313 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 15:49:23,313 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-04 15:49:23,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:49:23 BoogieIcfgContainer [2023-05-04 15:49:23,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 15:49:23,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 15:49:23,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 15:49:23,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 15:49:23,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:49:22" (1/3) ... [2023-05-04 15:49:23,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3cb578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:49:23, skipping insertion in model container [2023-05-04 15:49:23,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:49:22" (2/3) ... [2023-05-04 15:49:23,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3cb578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:49:23, skipping insertion in model container [2023-05-04 15:49:23,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:49:23" (3/3) ... [2023-05-04 15:49:23,325 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-sum-array-hom.wvr.c [2023-05-04 15:49:23,332 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 15:49:23,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 15:49:23,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 15:49:23,341 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 15:49:23,449 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-04 15:49:23,486 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:49:23,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 15:49:23,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:23,488 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 15:49:23,493 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 15:49:23,527 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 15:49:23,541 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 15:49:23,547 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;@2727ec5c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:49:23,547 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-04 15:49:23,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:23,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:23,812 INFO L85 PathProgramCache]: Analyzing trace with hash 859266606, now seen corresponding path program 1 times [2023-05-04 15:49:23,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:23,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111728619] [2023-05-04 15:49:23,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:24,130 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 15:49:24,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:24,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111728619] [2023-05-04 15:49:24,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111728619] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:49:24,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:49:24,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 15:49:24,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926154904] [2023-05-04 15:49:24,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:49:24,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 15:49:24,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:24,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 15:49:24,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 15:49:24,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:24,161 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:24,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.5) internal successors, (113), 2 states have internal predecessors, (113), 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 15:49:24,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:24,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:24,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 15:49:24,221 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:24,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:24,221 INFO L85 PathProgramCache]: Analyzing trace with hash -219347719, now seen corresponding path program 1 times [2023-05-04 15:49:24,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:24,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761297823] [2023-05-04 15:49:24,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:24,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:25,031 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 15:49:25,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:25,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761297823] [2023-05-04 15:49:25,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761297823] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 15:49:25,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 15:49:25,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-05-04 15:49:25,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318725374] [2023-05-04 15:49:25,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:49:25,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-04 15:49:25,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:25,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-04 15:49:25,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-05-04 15:49:25,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:25,036 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:25,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.3) internal successors, (113), 10 states have internal predecessors, (113), 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 15:49:25,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:25,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:25,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:25,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 15:49:25,335 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:25,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:25,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1906650000, now seen corresponding path program 1 times [2023-05-04 15:49:25,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:25,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809133815] [2023-05-04 15:49:25,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:25,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:25,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:25,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:25,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809133815] [2023-05-04 15:49:25,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809133815] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:25,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1207331341] [2023-05-04 15:49:25,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:25,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:25,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:25,610 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 15:49:25,625 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 15:49:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:25,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-04 15:49:25,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 15:49:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:25,853 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 15:49:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:26,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1207331341] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:26,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-04 15:49:26,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-05-04 15:49:26,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160637913] [2023-05-04 15:49:26,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 15:49:26,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 15:49:26,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:26,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 15:49:26,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-05-04 15:49:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:26,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:26,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.142857142857142) internal successors, (120), 7 states have internal predecessors, (120), 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 15:49:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:26,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:26,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:26,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:26,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:26,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-04 15:49:26,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-05-04 15:49:26,477 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:26,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:26,478 INFO L85 PathProgramCache]: Analyzing trace with hash -804013160, now seen corresponding path program 1 times [2023-05-04 15:49:26,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:26,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655380336] [2023-05-04 15:49:26,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:26,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:49:28,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:28,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655380336] [2023-05-04 15:49:28,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655380336] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:28,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52846030] [2023-05-04 15:49:28,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:28,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:28,339 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 15:49:28,356 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 15:49:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:28,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 50 conjunts are in the unsatisfiable core [2023-05-04 15:49:28,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 15:49:28,917 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-04 15:49:29,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-04 15:49:29,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 15:49:29,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 15:49:29,652 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-05-04 15:49:29,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:49:29,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 15:49:30,241 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_96 (Array Int Int))) (= (mod (+ c_~sum1~0 (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset (* c_thread1Thread1of1ForFork0_~i~0 4)))) 4294967296) (mod (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_96) c_~A~0.base) c_~A~0.offset) c_~sum3~0 c_~sum2~0) 4294967296))) is different from false [2023-05-04 15:49:30,374 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_95 (Array Int Int)) (v_ArrVal_96 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_95))) (= (mod (+ (select (select .cse0 c_~A~0.base) c_~A~0.offset) c_~sum1~0) 4294967296) (mod (+ c_~sum3~0 c_~sum2~0 (select (select (store .cse0 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_96) c_~A~0.base) c_~A~0.offset)) 4294967296)))) is different from false [2023-05-04 15:49:30,699 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_95 (Array Int Int)) (v_ArrVal_96 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_95))) (= (mod (+ c_~sum3~0 c_~sum2~0 (select (select (store .cse0 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_96) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset|)) 4294967296) (mod (+ c_~sum1~0 (select (select .cse0 |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset|)) 4294967296)))) is different from false [2023-05-04 15:49:30,754 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 15:49:30,755 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 42 [2023-05-04 15:49:30,761 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 186 [2023-05-04 15:49:30,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 174 [2023-05-04 15:49:30,768 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 166 [2023-05-04 15:49:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2023-05-04 15:49:32,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52846030] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 15:49:32,877 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 15:49:32,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23, 21] total 53 [2023-05-04 15:49:32,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552162191] [2023-05-04 15:49:32,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 15:49:32,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2023-05-04 15:49:32,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:32,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2023-05-04 15:49:32,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=2068, Unknown=74, NotChecked=294, Total=2756 [2023-05-04 15:49:32,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:32,882 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:32,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 5.433962264150943) internal successors, (288), 53 states have internal predecessors, (288), 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 15:49:32,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:32,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:32,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:32,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-04 15:49:34,256 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 15:49:34,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:34,433 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:34,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:34,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1079108936, now seen corresponding path program 2 times [2023-05-04 15:49:34,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:34,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953871933] [2023-05-04 15:49:34,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:34,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:34,783 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:49:34,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:34,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953871933] [2023-05-04 15:49:34,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953871933] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:34,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539624444] [2023-05-04 15:49:34,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 15:49:34,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:34,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:34,787 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 15:49:34,817 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 15:49:34,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 15:49:34,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 15:49:34,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 13 conjunts are in the unsatisfiable core [2023-05-04 15:49:34,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 15:49:35,305 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:35,306 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 15:49:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:35,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539624444] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 15:49:35,616 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 15:49:35,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 33 [2023-05-04 15:49:35,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113326903] [2023-05-04 15:49:35,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 15:49:35,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-05-04 15:49:35,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:35,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-05-04 15:49:35,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=890, Unknown=0, NotChecked=0, Total=1056 [2023-05-04 15:49:35,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:35,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:35,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 7.636363636363637) internal successors, (252), 33 states have internal predecessors, (252), 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 15:49:35,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:35,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:35,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:35,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-04 15:49:35,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:37,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:37,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:37,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:37,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-04 15:49:37,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-04 15:49:37,223 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 15:49:37,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:37,395 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:37,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:37,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1261554305, now seen corresponding path program 1 times [2023-05-04 15:49:37,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:37,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301401642] [2023-05-04 15:49:37,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:37,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:37,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:37,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301401642] [2023-05-04 15:49:37,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301401642] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:37,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [987316389] [2023-05-04 15:49:37,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:37,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:37,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:37,647 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 15:49:37,649 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 15:49:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:37,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 15:49:37,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 15:49:37,970 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:37,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 15:49:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 15:49:38,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [987316389] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 15:49:38,215 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 15:49:38,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2023-05-04 15:49:38,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867612456] [2023-05-04 15:49:38,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 15:49:38,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-04 15:49:38,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 15:49:38,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-04 15:49:38,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2023-05-04 15:49:38,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:38,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 15:49:38,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 8.75) internal successors, (210), 24 states have internal predecessors, (210), 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 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-04 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2023-05-04 15:49:38,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:38,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 15:49:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 15:49:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 15:49:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-04 15:49:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-05-04 15:49:38,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-05-04 15:49:38,852 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 15:49:39,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:39,031 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 15:49:39,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 15:49:39,032 INFO L85 PathProgramCache]: Analyzing trace with hash 852764121, now seen corresponding path program 3 times [2023-05-04 15:49:39,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 15:49:39,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35780372] [2023-05-04 15:49:39,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 15:49:39,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 15:49:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 15:49:41,379 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 15:49:41,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 15:49:41,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35780372] [2023-05-04 15:49:41,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35780372] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 15:49:41,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293060606] [2023-05-04 15:49:41,379 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 15:49:41,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 15:49:41,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:49:41,381 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 15:49:41,385 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 15:49:41,640 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-04 15:49:41,641 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 15:49:41,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 86 conjunts are in the unsatisfiable core [2023-05-04 15:49:41,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 15:49:42,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-04 15:49:42,952 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2023-05-04 15:49:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 15:49:44,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39 [2023-05-04 15:49:44,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 15:49:44,600 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2023-05-04 15:49:45,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 15:49:45,521 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2023-05-04 15:49:46,564 INFO L356 Elim1Store]: treesize reduction 18, result has 14.3 percent of original size [2023-05-04 15:49:46,565 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 31 [2023-05-04 15:49:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 15:49:46,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 15:49:50,215 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int)) (thread1Thread1of1ForFork0_~i~0 Int)) (or (let ((.cse0 (select |c_#memory_int| c_~A~0.base))) (= (mod (+ c_~sum1~0 (select .cse0 (+ c_~A~0.offset (* thread1Thread1of1ForFork0_~i~0 4)))) 4294967296) (mod (+ (select .cse0 c_~A~0.offset) c_~sum3~0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4)) c_~sum2~0) 4294967296))) (not (< thread1Thread1of1ForFork0_~i~0 c_~N~0)) (< (+ thread1Thread1of1ForFork0_~i~0 1) c_~N~0))) is different from false [2023-05-04 15:49:52,298 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (thread1Thread1of1ForFork0_~i~0 Int)) (or (not (< thread1Thread1of1ForFork0_~i~0 c_~N~0)) (< (+ thread1Thread1of1ForFork0_~i~0 1) c_~N~0) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse1 c_~A~0.base))) (= (mod (+ c_~sum3~0 (select .cse0 c_~A~0.offset) (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4)) c_~sum2~0) 4294967296) (mod (+ (select .cse0 (+ c_~A~0.offset (* thread1Thread1of1ForFork0_~i~0 4))) c_~sum1~0) 4294967296)))))) is different from false [2023-05-04 15:49:54,381 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (thread1Thread1of1ForFork0_~i~0 Int)) (or (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse1 c_~A~0.base))) (= (mod (+ c_~sum3~0 (select .cse0 c_~A~0.offset) (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4)) c_~sum2~0) 4294967296) (mod (+ (select .cse0 (+ c_~A~0.offset (* thread1Thread1of1ForFork0_~i~0 4))) c_~sum1~0 |c_thread1Thread1of1ForFork0_#t~mem2|) 4294967296)))) (not (< thread1Thread1of1ForFork0_~i~0 c_~N~0)) (< (+ thread1Thread1of1ForFork0_~i~0 1) c_~N~0))) is different from false [2023-05-04 15:49:56,428 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse1 c_~A~0.base))) (= (mod (+ c_~sum3~0 (select .cse0 c_~A~0.offset) (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4)) c_~sum2~0) 4294967296) (mod (+ c_~sum1~0 (select .cse0 (+ c_~A~0.offset (* v_thread1Thread1of1ForFork0_~i~0_29 4))) (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset (* c_thread1Thread1of1ForFork0_~i~0 4)))) 4294967296)))) (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0))) is different from false [2023-05-04 15:49:58,484 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse1 c_~A~0.base))) (= (mod (+ c_~sum3~0 (select .cse0 c_~A~0.offset) (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4)) c_~sum2~0) 4294967296) (mod (+ (select (select |c_#memory_int| c_~A~0.base) c_~A~0.offset) c_~sum1~0 (select .cse0 (+ c_~A~0.offset (* v_thread1Thread1of1ForFork0_~i~0_29 4)))) 4294967296)))) (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0))) is different from false [2023-05-04 15:50:00,523 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_205 (Array Int Int)) (v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_205))) (let ((.cse2 (store .cse0 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse1 (select .cse2 c_~A~0.base))) (= (mod (+ c_~sum1~0 (select (select .cse0 c_~A~0.base) c_~A~0.offset) (select .cse1 (+ c_~A~0.offset (* v_thread1Thread1of1ForFork0_~i~0_29 4)))) 4294967296) (mod (+ c_~sum3~0 (select .cse1 c_~A~0.offset) c_~sum2~0 (select (select (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) c_~A~0.base) (+ c_~A~0.offset 4))) 4294967296))))))) is different from false [2023-05-04 15:50:02,672 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_205 (Array Int Int)) (v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_205))) (let ((.cse2 (store .cse1 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_main_#t~ret9#1.base|))) (= (mod (+ (select .cse0 (+ (* v_thread1Thread1of1ForFork0_~i~0_29 4) |c_ULTIMATE.start_main_#t~ret9#1.offset|)) c_~sum1~0 (select (select .cse1 |c_ULTIMATE.start_main_#t~ret9#1.base|) |c_ULTIMATE.start_main_#t~ret9#1.offset|)) 4294967296) (mod (+ c_~sum3~0 (select .cse0 |c_ULTIMATE.start_main_#t~ret9#1.offset|) c_~sum2~0 (select (select (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) |c_ULTIMATE.start_main_#t~ret9#1.base|) (+ |c_ULTIMATE.start_main_#t~ret9#1.offset| 4))) 4294967296))))) (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0))) is different from false [2023-05-04 15:50:04,723 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_205 (Array Int Int)) (v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_205))) (let ((.cse2 (store .cse1 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_create_fresh_uint_array_#res#1.base|))) (= (mod (+ c_~sum1~0 (select .cse0 (+ |c_ULTIMATE.start_create_fresh_uint_array_#res#1.offset| (* v_thread1Thread1of1ForFork0_~i~0_29 4))) (select (select .cse1 |c_ULTIMATE.start_create_fresh_uint_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_uint_array_#res#1.offset|)) 4294967296) (mod (+ c_~sum3~0 (select .cse0 |c_ULTIMATE.start_create_fresh_uint_array_#res#1.offset|) c_~sum2~0 (select (select (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) |c_ULTIMATE.start_create_fresh_uint_array_#res#1.base|) (+ |c_ULTIMATE.start_create_fresh_uint_array_#res#1.offset| 4))) 4294967296))))))) is different from false [2023-05-04 15:50:06,744 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_205 (Array Int Int)) (v_ArrVal_207 (Array Int Int)) (v_ArrVal_206 (Array Int Int)) (v_thread1Thread1of1ForFork0_~i~0_29 Int)) (or (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_205))) (let ((.cse2 (store .cse0 |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_206))) (let ((.cse1 (select .cse2 |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|))) (= (mod (+ c_~sum1~0 (select (select .cse0 |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset|) (select .cse1 (+ (* v_thread1Thread1of1ForFork0_~i~0_29 4) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset|))) 4294967296) (mod (+ (select (select (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_207) |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.base|) (+ |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset| 4)) c_~sum3~0 c_~sum2~0 (select .cse1 |c_ULTIMATE.start_create_fresh_uint_array_~arr~0#1.offset|)) 4294967296))))) (not (< v_thread1Thread1of1ForFork0_~i~0_29 c_~N~0)) (< (+ v_thread1Thread1of1ForFork0_~i~0_29 1) c_~N~0))) is different from false [2023-05-04 15:50:09,402 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 15:50:09,403 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 140 treesize of output 86 [2023-05-04 15:50:09,503 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 15:50:09,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 10334 treesize of output 8924 [2023-05-04 15:50:09,648 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 15:50:09,649 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 8822 treesize of output 7946 [2023-05-04 15:50:09,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7926 treesize of output 7414 [2023-05-04 15:50:09,784 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 15:50:09,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 7414 treesize of output 6154 [2023-05-04 15:50:42,422 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:50:54,403 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:50:54,415 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:50:54,425 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:50:54,426 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-04 15:51:08,901 WARN L233 SmtUtils]: Spent 14.24s on a formula simplification. DAG size of input: 803 DAG size of output: 803 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-04 15:53:15,129 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:53:15,131 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-04 15:53:59,652 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:54:11,989 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-04 15:54:48,532 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:54:56,816 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:54:56,830 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-04 15:55:23,825 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:55:23,834 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-04 15:55:36,897 WARN L233 SmtUtils]: Spent 12.90s on a formula simplification. DAG size of input: 740 DAG size of output: 740 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-04 15:56:50,953 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:57:09,911 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:57:09,912 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-04 15:58:05,828 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:58:45,796 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:58:45,808 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:58:45,818 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 15:58:45,818 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-05-04 15:58:59,930 WARN L233 SmtUtils]: Spent 13.93s on a formula simplification. DAG size of input: 815 DAG size of output: 815 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-05-04 16:01:11,330 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 16:01:11,331 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-05-04 16:02:10,091 WARN L718 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-05-04 16:02:10,092 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. Received shutdown request... [2023-05-04 16:02:37,443 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 16:02:37,443 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 16:02:37,480 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 16:02:38,349 WARN L249 SmtUtils]: Removed 2 from assertion stack [2023-05-04 16:02:38,351 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-05-04 16:02:38,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-04 16:02:38,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-04 16:02:38,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2023-05-04 16:02:38,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 16:02:38,565 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 149 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 16 for 6ms.. [2023-05-04 16:02:38,567 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-04 16:02:38,567 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-04 16:02:38,567 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-04 16:02:38,571 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2023-05-04 16:02:38,573 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 16:02:38,573 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 16:02:38,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 04:02:38 BasicIcfg [2023-05-04 16:02:38,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 16:02:38,575 INFO L158 Benchmark]: Toolchain (without parser) took 796218.86ms. Allocated memory was 197.1MB in the beginning and 659.6MB in the end (delta: 462.4MB). Free memory was 175.4MB in the beginning and 309.3MB in the end (delta: -133.9MB). Peak memory consumption was 422.1MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,575 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 197.1MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 16:02:38,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.06ms. Allocated memory is still 197.1MB. Free memory was 175.4MB in the beginning and 170.1MB in the end (delta: 5.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.70ms. Allocated memory is still 197.1MB. Free memory was 170.1MB in the beginning and 168.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,577 INFO L158 Benchmark]: Boogie Preprocessor took 36.31ms. Allocated memory is still 197.1MB. Free memory was 168.0MB in the beginning and 166.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,577 INFO L158 Benchmark]: RCFGBuilder took 524.03ms. Allocated memory is still 197.1MB. Free memory was 166.6MB in the beginning and 150.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,577 INFO L158 Benchmark]: TraceAbstraction took 795257.61ms. Allocated memory was 197.1MB in the beginning and 659.6MB in the end (delta: 462.4MB). Free memory was 149.5MB in the beginning and 309.3MB in the end (delta: -159.8MB). Peak memory consumption was 397.0MB. Max. memory is 8.0GB. [2023-05-04 16:02:38,578 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 197.1MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 330.06ms. Allocated memory is still 197.1MB. Free memory was 175.4MB in the beginning and 170.1MB in the end (delta: 5.3MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.70ms. Allocated memory is still 197.1MB. Free memory was 170.1MB in the beginning and 168.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.31ms. Allocated memory is still 197.1MB. Free memory was 168.0MB in the beginning and 166.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 524.03ms. Allocated memory is still 197.1MB. Free memory was 166.6MB in the beginning and 150.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 795257.61ms. Allocated memory was 197.1MB in the beginning and 659.6MB in the end (delta: 462.4MB). Free memory was 149.5MB in the beginning and 309.3MB in the end (delta: -159.8MB). Peak memory consumption was 397.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4127, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 376, dependent conditional: 357, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2329, independent: 2310, independent conditional: 0, independent unconditional: 2310, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2329, independent: 2308, independent conditional: 0, independent unconditional: 2308, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3770, independent: 1441, independent conditional: 0, independent unconditional: 1441, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2329, unknown conditional: 0, unknown unconditional: 2329] , Statistics on independence cache: Total cache size (in pairs): 2329, Positive cache size: 2310, Positive conditional cache size: 0, Positive unconditional cache size: 2310, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 357 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 248, Number of trivial persistent sets: 197, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2839, independent: 2820, independent conditional: 0, independent unconditional: 2820, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4127, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 376, dependent conditional: 357, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 931, independent unconditional: 2820, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3770, independent: 3751, independent conditional: 0, independent unconditional: 3751, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2329, independent: 2310, independent conditional: 0, independent unconditional: 2310, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2329, independent: 2308, independent conditional: 0, independent unconditional: 2308, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 131, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3770, independent: 1441, independent conditional: 0, independent unconditional: 1441, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2329, unknown conditional: 0, unknown unconditional: 2329] , Statistics on independence cache: Total cache size (in pairs): 2329, Positive cache size: 2310, Positive conditional cache size: 0, Positive unconditional cache size: 2310, Negative cache size: 19, Negative conditional cache size: 0, Negative unconditional cache size: 19, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 357 - TimeoutResultAtElement [Line: 90]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 149 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 16 for 6ms.. - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 149 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 16 for 6ms.. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 149 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 16 for 6ms.. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 149 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 16 for 6ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 185 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 795.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 4.3s, 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: 104, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 1270 NumberOfCodeBlocks, 1270 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1778 ConstructedInterpolants, 30 QuantifiedInterpolants, 10434 SizeOfPredicates, 50 NumberOfNonLiveVariables, 1200 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 50/86 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