/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 13:47:25,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 13:47:25,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 13:47:25,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 13:47:25,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 13:47:25,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 13:47:25,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 13:47:25,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 13:47:25,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 13:47:25,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 13:47:25,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 13:47:25,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 13:47:25,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 13:47:25,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 13:47:25,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 13:47:25,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 13:47:25,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 13:47:25,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 13:47:25,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 13:47:25,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 13:47:25,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 13:47:25,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 13:47:25,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 13:47:25,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 13:47:25,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 13:47:25,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 13:47:25,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 13:47:25,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 13:47:25,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 13:47:25,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 13:47:25,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 13:47:25,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 13:47:25,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 13:47:25,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 13:47:25,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 13:47:25,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 13:47:25,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 13:47:25,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 13:47:25,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 13:47:25,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 13:47:25,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 13:47:25,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 13:47:25,311 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 13:47:25,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 13:47:25,312 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 13:47:25,312 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 13:47:25,312 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 13:47:25,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 13:47:25,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 13:47:25,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 13:47:25,313 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 13:47:25,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 13:47:25,314 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 13:47:25,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 13:47:25,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 13:47:25,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 13:47:25,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:47:25,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 13:47:25,316 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 13:47:25,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-20 13:47:25,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 13:47:25,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 13:47:25,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 13:47:25,547 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 13:47:25,549 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 13:47:25,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2023-05-20 13:47:25,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0cee2be/2c77661a0f2f417e8b79b4e13700fe3a/FLAGf8f3adf55 [2023-05-20 13:47:25,983 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 13:47:25,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2023-05-20 13:47:25,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0cee2be/2c77661a0f2f417e8b79b4e13700fe3a/FLAGf8f3adf55 [2023-05-20 13:47:26,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0cee2be/2c77661a0f2f417e8b79b4e13700fe3a [2023-05-20 13:47:26,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 13:47:26,420 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 13:47:26,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 13:47:26,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 13:47:26,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 13:47:26,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5092d72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26, skipping insertion in model container [2023-05-20 13:47:26,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 13:47:26,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 13:47:26,596 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/chl-array-int-symm.wvr.c[2482,2495] [2023-05-20 13:47:26,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:47:26,609 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 13:47:26,628 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/chl-array-int-symm.wvr.c[2482,2495] [2023-05-20 13:47:26,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:47:26,641 INFO L208 MainTranslator]: Completed translation [2023-05-20 13:47:26,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26 WrapperNode [2023-05-20 13:47:26,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 13:47:26,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 13:47:26,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 13:47:26,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 13:47:26,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,688 INFO L138 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 198 [2023-05-20 13:47:26,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 13:47:26,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 13:47:26,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 13:47:26,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 13:47:26,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,717 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 13:47:26,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 13:47:26,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 13:47:26,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 13:47:26,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (1/1) ... [2023-05-20 13:47:26,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:47:26,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:26,748 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) [2023-05-20 13:47:26,755 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 [2023-05-20 13:47:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 13:47:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 13:47:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 13:47:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 13:47:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 13:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 13:47:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 13:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 13:47:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 13:47:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 13:47:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 13:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 13:47:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 13:47:26,786 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 13:47:26,867 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 13:47:26,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 13:47:27,199 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 13:47:27,208 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 13:47:27,208 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-20 13:47:27,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:47:27 BoogieIcfgContainer [2023-05-20 13:47:27,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 13:47:27,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 13:47:27,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 13:47:27,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 13:47:27,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 01:47:26" (1/3) ... [2023-05-20 13:47:27,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d67d554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:47:27, skipping insertion in model container [2023-05-20 13:47:27,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:47:26" (2/3) ... [2023-05-20 13:47:27,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d67d554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:47:27, skipping insertion in model container [2023-05-20 13:47:27,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:47:27" (3/3) ... [2023-05-20 13:47:27,217 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-symm.wvr.c [2023-05-20 13:47:27,223 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 13:47:27,231 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 13:47:27,231 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 13:47:27,231 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 13:47:27,307 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 13:47:27,345 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:47:27,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 13:47:27,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:27,347 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) [2023-05-20 13:47:27,351 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 [2023-05-20 13:47:27,378 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 13:47:27,393 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 13:47:27,399 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;@1697d608, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:47:27,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 13:47:27,563 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:27,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:27,567 INFO L85 PathProgramCache]: Analyzing trace with hash 539980570, now seen corresponding path program 1 times [2023-05-20 13:47:27,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:27,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726178098] [2023-05-20 13:47:27,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:27,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:27,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:27,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:27,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726178098] [2023-05-20 13:47:27,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726178098] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:47:27,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:47:27,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 13:47:27,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113079485] [2023-05-20 13:47:27,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:47:27,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 13:47:27,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:27,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 13:47:27,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 13:47:27,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:27,867 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:27,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.5) internal successors, (137), 2 states have internal predecessors, (137), 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) [2023-05-20 13:47:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:27,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:27,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 13:47:27,918 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:27,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:27,919 INFO L85 PathProgramCache]: Analyzing trace with hash 268960963, now seen corresponding path program 1 times [2023-05-20 13:47:27,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:27,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480541895] [2023-05-20 13:47:27,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:27,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:28,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:28,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:28,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480541895] [2023-05-20 13:47:28,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480541895] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:47:28,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:47:28,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 13:47:28,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639891685] [2023-05-20 13:47:28,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:47:28,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 13:47:28,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:28,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 13:47:28,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-20 13:47:28,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,378 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:28,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 7 states have internal predecessors, (136), 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) [2023-05-20 13:47:28,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:28,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 13:47:28,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:28,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2053104421, now seen corresponding path program 1 times [2023-05-20 13:47:28,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:28,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378928933] [2023-05-20 13:47:28,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:28,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:28,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:28,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378928933] [2023-05-20 13:47:28,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378928933] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:47:28,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:47:28,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 13:47:28,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738444274] [2023-05-20 13:47:28,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:47:28,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 13:47:28,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:28,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 13:47:28,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-20 13:47:28,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,789 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:28,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 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) [2023-05-20 13:47:28,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:28,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:28,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:28,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 13:47:28,884 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:28,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:28,886 INFO L85 PathProgramCache]: Analyzing trace with hash 304810034, now seen corresponding path program 1 times [2023-05-20 13:47:28,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:28,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948649123] [2023-05-20 13:47:28,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:28,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:29,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:29,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948649123] [2023-05-20 13:47:29,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948649123] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:29,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127383849] [2023-05-20 13:47:29,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:29,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:29,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:29,281 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) [2023-05-20 13:47:29,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 13:47:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:29,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-20 13:47:29,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:29,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:30,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:30,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127383849] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:30,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-20 13:47:30,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2023-05-20 13:47:30,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037388375] [2023-05-20 13:47:30,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:47:30,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-20 13:47:30,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:30,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-20 13:47:30,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2023-05-20 13:47:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:30,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:30,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 states have internal predecessors, (150), 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) [2023-05-20 13:47:30,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:30,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:30,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:30,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:30,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:30,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:30,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:30,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:30,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:30,622 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,SelfDestructingSolverStorable3 [2023-05-20 13:47:30,622 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:30,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:30,623 INFO L85 PathProgramCache]: Analyzing trace with hash -138292882, now seen corresponding path program 1 times [2023-05-20 13:47:30,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:30,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20298739] [2023-05-20 13:47:30,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:30,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:30,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:30,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20298739] [2023-05-20 13:47:30,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20298739] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:30,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290865883] [2023-05-20 13:47:30,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:30,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:30,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:30,894 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) [2023-05-20 13:47:30,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 13:47:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:31,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-20 13:47:31,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:31,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:31,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290865883] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:31,573 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:31,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2023-05-20 13:47:31,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638047949] [2023-05-20 13:47:31,574 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:31,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-05-20 13:47:31,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:31,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-05-20 13:47:31,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2023-05-20 13:47:31,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:31,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:31,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.928571428571429) internal successors, (334), 28 states have internal predecessors, (334), 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) [2023-05-20 13:47:31,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:31,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:31,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:31,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:31,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:32,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:32,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:32,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:32,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:32,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:32,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:32,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:32,402 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:32,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:32,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1016331553, now seen corresponding path program 2 times [2023-05-20 13:47:32,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:32,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118411230] [2023-05-20 13:47:32,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:32,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:32,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 13:47:32,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:32,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118411230] [2023-05-20 13:47:32,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118411230] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:32,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404204865] [2023-05-20 13:47:32,813 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 13:47:32,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:32,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:32,815 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) [2023-05-20 13:47:32,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-20 13:47:33,029 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 13:47:33,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:47:33,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-20 13:47:33,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:34,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:34,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:47:35,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1404204865] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:35,721 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:35,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 26, 26] total 61 [2023-05-20 13:47:35,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374861919] [2023-05-20 13:47:35,721 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:35,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2023-05-20 13:47:35,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:35,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2023-05-20 13:47:35,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=3262, Unknown=0, NotChecked=0, Total=3660 [2023-05-20 13:47:35,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:35,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:35,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 7.295081967213115) internal successors, (445), 61 states have internal predecessors, (445), 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) [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:35,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:37,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-20 13:47:37,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:37,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:37,965 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:37,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:37,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1498815615, now seen corresponding path program 1 times [2023-05-20 13:47:37,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:37,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169124636] [2023-05-20 13:47:37,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:37,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-20 13:47:38,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:38,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169124636] [2023-05-20 13:47:38,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169124636] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:38,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189892925] [2023-05-20 13:47:38,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:38,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:38,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:38,970 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) [2023-05-20 13:47:38,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-20 13:47:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:39,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 33 conjunts are in the unsatisfiable core [2023-05-20 13:47:39,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:39,431 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-05-20 13:47:39,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2023-05-20 13:47:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-20 13:47:39,447 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:39,599 INFO L356 Elim1Store]: treesize reduction 32, result has 62.4 percent of original size [2023-05-20 13:47:39,599 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 60 [2023-05-20 13:47:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-20 13:47:39,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189892925] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:39,661 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:39,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 9] total 35 [2023-05-20 13:47:39,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612509513] [2023-05-20 13:47:39,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:39,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-05-20 13:47:39,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:39,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-05-20 13:47:39,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1022, Unknown=0, NotChecked=0, Total=1190 [2023-05-20 13:47:39,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:39,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:39,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 9.2) internal successors, (322), 35 states have internal predecessors, (322), 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) [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-20 13:47:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:40,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:40,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:40,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:40,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:40,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:40,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:40,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-20 13:47:40,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:40,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:40,990 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:40,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:40,990 INFO L85 PathProgramCache]: Analyzing trace with hash -83505775, now seen corresponding path program 3 times [2023-05-20 13:47:40,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:40,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659225101] [2023-05-20 13:47:40,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:40,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:47:41,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:41,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659225101] [2023-05-20 13:47:41,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659225101] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:41,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4450063] [2023-05-20 13:47:41,475 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 13:47:41,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:41,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:41,481 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) [2023-05-20 13:47:41,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-20 13:47:41,681 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-20 13:47:41,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:47:41,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 19 conjunts are in the unsatisfiable core [2023-05-20 13:47:41,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-20 13:47:42,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-20 13:47:42,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4450063] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:42,751 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:42,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12, 12] total 36 [2023-05-20 13:47:42,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579560053] [2023-05-20 13:47:42,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:42,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-05-20 13:47:42,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:42,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-05-20 13:47:42,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1131, Unknown=0, NotChecked=0, Total=1260 [2023-05-20 13:47:42,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:42,753 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:42,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 10.333333333333334) internal successors, (372), 36 states have internal predecessors, (372), 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) [2023-05-20 13:47:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:42,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-20 13:47:42,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:44,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:44,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:44,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:44,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:44,759 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:44,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:44,759 INFO L85 PathProgramCache]: Analyzing trace with hash 901961805, now seen corresponding path program 1 times [2023-05-20 13:47:44,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:44,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045886764] [2023-05-20 13:47:44,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:44,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-20 13:47:45,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:45,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045886764] [2023-05-20 13:47:45,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045886764] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:45,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934957516] [2023-05-20 13:47:45,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:45,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:45,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:45,075 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:47:45,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-20 13:47:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:45,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-20 13:47:45,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-20 13:47:45,541 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-20 13:47:45,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934957516] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:45,823 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:45,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2023-05-20 13:47:45,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502089783] [2023-05-20 13:47:45,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:45,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-20 13:47:45,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:45,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-20 13:47:45,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2023-05-20 13:47:45,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:45,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:45,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 9.852941176470589) internal successors, (335), 34 states have internal predecessors, (335), 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) [2023-05-20 13:47:45,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:45,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:45,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:45,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:46,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:46,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:46,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:46,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:46,318 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:46,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:46,319 INFO L85 PathProgramCache]: Analyzing trace with hash -577809180, now seen corresponding path program 2 times [2023-05-20 13:47:46,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:46,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533268465] [2023-05-20 13:47:46,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:46,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 17 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 13:47:46,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:46,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533268465] [2023-05-20 13:47:46,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533268465] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:46,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615620368] [2023-05-20 13:47:46,926 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 13:47:46,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:46,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:46,927 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:47:46,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-20 13:47:47,207 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 13:47:47,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:47:47,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 13 conjunts are in the unsatisfiable core [2023-05-20 13:47:47,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-20 13:47:47,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-05-20 13:47:47,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [615620368] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:47,770 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:47,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 13, 10] total 41 [2023-05-20 13:47:47,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110400543] [2023-05-20 13:47:47,771 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:47,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-05-20 13:47:47,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:47,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-05-20 13:47:47,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1518, Unknown=0, NotChecked=0, Total=1640 [2023-05-20 13:47:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:47,773 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:47,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 9.804878048780488) internal successors, (402), 41 states have internal predecessors, (402), 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) [2023-05-20 13:47:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:47,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:47,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:49,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-20 13:47:49,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:49,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-20 13:47:49,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:49,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-20 13:47:49,787 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:49,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:49,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1731779796, now seen corresponding path program 3 times [2023-05-20 13:47:49,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:49,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323887790] [2023-05-20 13:47:49,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:49,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:51,665 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-20 13:47:51,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:51,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323887790] [2023-05-20 13:47:51,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323887790] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:51,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536238210] [2023-05-20 13:47:51,666 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 13:47:51,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:51,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:51,668 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:47:51,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-20 13:47:51,869 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-20 13:47:51,870 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:47:51,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 51 conjunts are in the unsatisfiable core [2023-05-20 13:47:51,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-05-20 13:47:52,465 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:52,738 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-20 13:47:52,739 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 64 [2023-05-20 13:47:52,904 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-20 13:47:52,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536238210] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:52,905 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:52,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 20, 13] total 50 [2023-05-20 13:47:52,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035644825] [2023-05-20 13:47:52,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:52,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-05-20 13:47:52,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:52,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-05-20 13:47:52,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=2240, Unknown=0, NotChecked=0, Total=2450 [2023-05-20 13:47:52,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:52,908 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:52,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 7.72) internal successors, (386), 50 states have internal predecessors, (386), 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) [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:52,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-20 13:47:52,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:52,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-20 13:47:52,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:52,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-20 13:47:52,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:56,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:56,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:56,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:56,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:56,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:56,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:47:56,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:56,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:56,785 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:56,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:56,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1743671396, now seen corresponding path program 1 times [2023-05-20 13:47:56,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:56,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768669217] [2023-05-20 13:47:56,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:56,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-20 13:47:57,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:47:57,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768669217] [2023-05-20 13:47:57,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768669217] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:47:57,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1042213541] [2023-05-20 13:47:57,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:57,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:47:57,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:47:57,245 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:47:57,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-20 13:47:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:47:57,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-20 13:47:57,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:47:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 50 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-20 13:47:57,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:47:58,505 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 50 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-20 13:47:58,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1042213541] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:47:58,505 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:47:58,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 52 [2023-05-20 13:47:58,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015093055] [2023-05-20 13:47:58,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:47:58,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-05-20 13:47:58,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:47:58,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-05-20 13:47:58,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=2371, Unknown=0, NotChecked=0, Total=2652 [2023-05-20 13:47:58,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:58,508 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:47:58,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 9.307692307692308) internal successors, (484), 52 states have internal predecessors, (484), 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) [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:58,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:47:58,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:59,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:47:59,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:47:59,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:47:59,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-20 13:47:59,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-05-20 13:47:59,845 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:47:59,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:47:59,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1120529133, now seen corresponding path program 2 times [2023-05-20 13:47:59,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:47:59,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927900336] [2023-05-20 13:47:59,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:47:59,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:47:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:48:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 47 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-20 13:48:00,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:48:00,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927900336] [2023-05-20 13:48:00,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927900336] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:48:00,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910648567] [2023-05-20 13:48:00,574 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 13:48:00,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:00,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:48:00,576 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:48:00,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-20 13:48:00,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 13:48:00,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:48:00,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 24 conjunts are in the unsatisfiable core [2023-05-20 13:48:00,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:48:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-20 13:48:01,537 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:48:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 56 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-20 13:48:02,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910648567] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:48:02,468 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:48:02,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25, 25] total 73 [2023-05-20 13:48:02,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376862364] [2023-05-20 13:48:02,468 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:48:02,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-05-20 13:48:02,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:48:02,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-05-20 13:48:02,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=499, Invalid=4757, Unknown=0, NotChecked=0, Total=5256 [2023-05-20 13:48:02,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:02,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:48:02,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 7.301369863013699) internal successors, (533), 73 states have internal predecessors, (533), 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) [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:02,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:02,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:48:02,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:02,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:06,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-20 13:48:06,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-20 13:48:06,641 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:48:06,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:48:06,641 INFO L85 PathProgramCache]: Analyzing trace with hash -2134509051, now seen corresponding path program 3 times [2023-05-20 13:48:06,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:48:06,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273265971] [2023-05-20 13:48:06,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:48:06,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:48:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:48:07,429 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 29 proven. 131 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:48:07,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:48:07,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273265971] [2023-05-20 13:48:07,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273265971] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:48:07,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093915956] [2023-05-20 13:48:07,430 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 13:48:07,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:07,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:48:07,431 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:48:07,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-20 13:48:07,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-20 13:48:07,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:48:07,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-20 13:48:07,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:48:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 10 proven. 59 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-05-20 13:48:08,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:48:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-05-20 13:48:08,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093915956] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:48:08,253 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:48:08,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 17, 10] total 48 [2023-05-20 13:48:08,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164831448] [2023-05-20 13:48:08,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:48:08,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-05-20 13:48:08,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:48:08,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-05-20 13:48:08,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2086, Unknown=0, NotChecked=0, Total=2256 [2023-05-20 13:48:08,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:08,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:48:08,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 9.0625) internal successors, (435), 48 states have internal predecessors, (435), 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) [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:08,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:08,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:10,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:10,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:10,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-20 13:48:11,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-20 13:48:11,030 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:48:11,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:48:11,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1496105721, now seen corresponding path program 4 times [2023-05-20 13:48:11,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:48:11,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584741867] [2023-05-20 13:48:11,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:48:11,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:48:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:48:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 21 proven. 109 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-05-20 13:48:13,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:48:13,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584741867] [2023-05-20 13:48:13,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584741867] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:48:13,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564602046] [2023-05-20 13:48:13,189 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-20 13:48:13,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:13,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:48:13,190 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:48:13,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-20 13:48:13,317 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-20 13:48:13,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:48:13,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 79 conjunts are in the unsatisfiable core [2023-05-20 13:48:13,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:48:14,080 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-05-20 13:48:14,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2023-05-20 13:48:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-20 13:48:14,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:48:14,426 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-20 13:48:14,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 64 [2023-05-20 13:48:14,639 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-05-20 13:48:14,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564602046] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:48:14,639 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:48:14,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 27, 14] total 71 [2023-05-20 13:48:14,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100793497] [2023-05-20 13:48:14,640 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:48:14,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2023-05-20 13:48:14,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:48:14,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2023-05-20 13:48:14,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=4708, Unknown=0, NotChecked=0, Total=4970 [2023-05-20 13:48:14,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:14,642 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:48:14,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 6.633802816901408) internal successors, (471), 71 states have internal predecessors, (471), 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) [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:14,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:14,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:14,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:14,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:14,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:21,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-20 13:48:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2023-05-20 13:48:21,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-20 13:48:21,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-05-20 13:48:21,749 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:48:21,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:48:21,749 INFO L85 PathProgramCache]: Analyzing trace with hash 2116473161, now seen corresponding path program 5 times [2023-05-20 13:48:21,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:48:21,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687954982] [2023-05-20 13:48:21,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:48:21,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:48:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:48:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 103 proven. 77 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-20 13:48:22,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:48:22,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687954982] [2023-05-20 13:48:22,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687954982] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:48:22,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018857246] [2023-05-20 13:48:22,381 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-20 13:48:22,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:22,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:48:22,382 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:48:22,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-20 13:48:22,693 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-05-20 13:48:22,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:48:22,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-20 13:48:22,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:48:23,452 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 134 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-20 13:48:23,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:48:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 134 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-20 13:48:24,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018857246] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:48:24,180 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:48:24,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 64 [2023-05-20 13:48:24,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091098881] [2023-05-20 13:48:24,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:48:24,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2023-05-20 13:48:24,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:48:24,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2023-05-20 13:48:24,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=3625, Unknown=0, NotChecked=0, Total=4032 [2023-05-20 13:48:24,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:24,183 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:48:24,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 8.84375) internal successors, (566), 64 states have internal predecessors, (566), 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) [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:24,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:24,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:24,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-20 13:48:24,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2023-05-20 13:48:24,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:25,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:25,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2023-05-20 13:48:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:48:25,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-05-20 13:48:25,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:25,833 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:48:25,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:48:25,833 INFO L85 PathProgramCache]: Analyzing trace with hash 631993400, now seen corresponding path program 6 times [2023-05-20 13:48:25,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:48:25,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983229257] [2023-05-20 13:48:25,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:48:25,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:48:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:48:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 54 proven. 139 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-05-20 13:48:28,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:48:28,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983229257] [2023-05-20 13:48:28,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983229257] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:48:28,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031070168] [2023-05-20 13:48:28,034 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-20 13:48:28,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:48:28,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:48:28,036 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:48:28,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-20 13:48:28,554 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2023-05-20 13:48:28,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:48:28,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 127 conjunts are in the unsatisfiable core [2023-05-20 13:48:28,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:48:30,693 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 [2023-05-20 13:48:30,952 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 [2023-05-20 13:48:31,433 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 [2023-05-20 13:48:31,567 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 [2023-05-20 13:48:33,413 INFO L356 Elim1Store]: treesize reduction 54, result has 16.9 percent of original size [2023-05-20 13:48:33,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 39 treesize of output 21 [2023-05-20 13:48:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 4 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 13:48:33,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:48:36,764 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 12 c_~a2~0.offset)) (.cse3 (+ c_~a1~0.offset 12))) (and (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 c_~a2~0.base)) (.cse2 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse4 c_~a2~0.offset)) (select .cse2 (+ .cse4 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 c_~a2~0.base)) (.cse7 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse8 c_~a2~0.offset)) (select .cse7 (+ .cse8 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))))) is different from false [2023-05-20 13:48:37,015 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~a1~0.offset 12)) (.cse3 (+ 12 c_~a2~0.offset))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 c_~a2~0.base)) (.cse0 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse2 (+ .cse4 c_~a2~0.offset)) (select .cse0 (+ .cse4 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse7 (select .cse9 c_~a2~0.base)) (.cse6 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse7 (+ .cse8 c_~a2~0.offset)) (select .cse6 (+ .cse8 c_~a1~0.offset))))))))))))) is different from false [2023-05-20 13:48:37,123 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ c_~a1~0.offset 12)) (.cse4 (+ |c_ULTIMATE.start_main_#t~ret16#1.offset| 12))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 ~a1~0.base)) (.cse2 (select .cse5 |c_ULTIMATE.start_main_#t~ret16#1.base|))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_main_#t~ret16#1.offset|))))))) (= (select .cse0 .cse3) (select .cse2 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 ~a1~0.base)) (.cse8 (select .cse9 |c_ULTIMATE.start_main_#t~ret16#1.base|))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse7 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse7 c_~a1~0.offset)) (select .cse8 (+ .cse7 |c_ULTIMATE.start_main_#t~ret16#1.offset|))))))) (= (select .cse6 .cse3) (select .cse8 .cse4)))))))) is different from false [2023-05-20 13:48:37,177 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) (.cse4 (+ c_~a1~0.offset 12))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse0 (select .cse5 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse2 .cse3) (select .cse0 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse9 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse6 (select .cse9 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse7 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse7 c_~a1~0.offset)) (select .cse8 (+ .cse7 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse8 .cse3) (select .cse6 .cse4)))))))) is different from false [2023-05-20 13:48:37,212 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse3 (+ c_~a1~0.offset 12))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse2 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse4 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse2 (+ .cse4 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse7 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse8 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse7 (+ .cse8 c_~a1~0.offset))))))))))))) is different from false [2023-05-20 13:48:38,603 WARN L833 $PredicateComparison]: unable to prove that (or (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse4 (+ c_~a1~0.offset 12)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse7 (+ (* |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse5 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse7 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse0 (select .cse5 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse2 .cse3) (select .cse0 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse11 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse7 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse10 (select .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse8 (select .cse11 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse9 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse8 (+ .cse9 c_~a1~0.offset)) (select .cse10 (+ .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse10 .cse3) (select .cse8 .cse4)))))))) (not (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) is different from false [2023-05-20 13:48:39,471 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:39,472 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 85 [2023-05-20 13:48:39,538 INFO L356 Elim1Store]: treesize reduction 30, result has 61.0 percent of original size [2023-05-20 13:48:39,539 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1548 treesize of output 1370 [2023-05-20 13:48:39,564 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:39,566 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:39,589 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:39,589 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1324 treesize of output 1208 [2023-05-20 13:48:39,624 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:39,632 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:39,673 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:39,674 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 1164 treesize of output 888 [2023-05-20 13:48:41,865 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:41,866 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 85 [2023-05-20 13:48:41,908 INFO L356 Elim1Store]: treesize reduction 30, result has 61.0 percent of original size [2023-05-20 13:48:41,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 764 treesize of output 698 [2023-05-20 13:48:41,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:41,917 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:41,937 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:41,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 652 treesize of output 616 [2023-05-20 13:48:41,950 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:41,952 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 13:48:41,968 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 13:48:41,969 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 572 treesize of output 456 [2023-05-20 13:48:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 274 refuted. 0 times theorem prover too weak. 1 trivial. 9 not checked. [2023-05-20 13:48:46,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031070168] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:48:46,071 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:48:46,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 65, 57] total 154 [2023-05-20 13:48:46,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620872000] [2023-05-20 13:48:46,071 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:48:46,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 154 states [2023-05-20 13:48:46,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:48:46,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2023-05-20 13:48:46,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1883, Invalid=19841, Unknown=56, NotChecked=1782, Total=23562 [2023-05-20 13:48:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:46,079 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:48:46,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 154 states, 154 states have (on average 4.603896103896104) internal successors, (709), 154 states have internal predecessors, (709), 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) [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:48:46,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:48:46,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:09,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:09,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2023-05-20 13:49:09,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-05-20 13:49:09,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-05-20 13:49:09,258 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:49:09,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:49:09,258 INFO L85 PathProgramCache]: Analyzing trace with hash -763361850, now seen corresponding path program 1 times [2023-05-20 13:49:09,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:49:09,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164449702] [2023-05-20 13:49:09,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:49:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:49:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:49:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 179 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-05-20 13:49:13,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:49:13,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164449702] [2023-05-20 13:49:13,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164449702] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:49:13,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74895278] [2023-05-20 13:49:13,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:49:13,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:49:13,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:49:13,013 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:49:13,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-20 13:49:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:49:13,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 140 conjunts are in the unsatisfiable core [2023-05-20 13:49:13,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:49:15,587 INFO L356 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-05-20 13:49:15,587 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 25 [2023-05-20 13:49:16,336 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-20 13:49:16,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:49:19,378 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-20 13:49:19,378 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 69 [2023-05-20 13:49:19,420 INFO L356 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2023-05-20 13:49:19,420 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 1 [2023-05-20 13:49:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-05-20 13:49:19,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74895278] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:49:19,822 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:49:19,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 55, 36] total 136 [2023-05-20 13:49:19,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370057551] [2023-05-20 13:49:19,822 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:49:19,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2023-05-20 13:49:19,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:49:19,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2023-05-20 13:49:19,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=506, Invalid=17854, Unknown=0, NotChecked=0, Total=18360 [2023-05-20 13:49:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:19,826 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:49:19,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 136 states, 136 states have (on average 4.970588235294118) internal successors, (676), 136 states have internal predecessors, (676), 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) [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2023-05-20 13:49:19,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:39,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:39,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2023-05-20 13:49:39,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2023-05-20 13:49:39,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-20 13:49:39,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-05-20 13:49:39,824 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:49:39,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:49:39,824 INFO L85 PathProgramCache]: Analyzing trace with hash -685318284, now seen corresponding path program 4 times [2023-05-20 13:49:39,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:49:39,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492643313] [2023-05-20 13:49:39,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:49:39,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:49:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:49:40,540 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 202 proven. 116 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-20 13:49:40,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:49:40,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492643313] [2023-05-20 13:49:40,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492643313] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:49:40,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385963727] [2023-05-20 13:49:40,541 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-20 13:49:40,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:49:40,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:49:40,543 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:49:40,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-20 13:49:40,715 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-20 13:49:40,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:49:40,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-20 13:49:40,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:49:41,420 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 243 proven. 75 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-20 13:49:41,421 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:49:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 243 proven. 75 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-20 13:49:42,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385963727] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:49:42,012 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:49:42,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 64 [2023-05-20 13:49:42,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773052073] [2023-05-20 13:49:42,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:49:42,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2023-05-20 13:49:42,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:49:42,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2023-05-20 13:49:42,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=3402, Unknown=0, NotChecked=0, Total=4032 [2023-05-20 13:49:42,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:42,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:49:42,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 7.921875) internal successors, (507), 64 states have internal predecessors, (507), 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) [2023-05-20 13:49:42,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2023-05-20 13:49:42,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:42,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2023-05-20 13:49:42,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2023-05-20 13:49:42,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:49:42,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-05-20 13:49:42,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:49:42,832 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:49:42,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:49:42,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1484959301, now seen corresponding path program 5 times [2023-05-20 13:49:42,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:49:42,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297381184] [2023-05-20 13:49:42,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:49:42,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:49:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:49:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 66 proven. 203 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-05-20 13:49:45,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:49:45,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297381184] [2023-05-20 13:49:45,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297381184] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:49:45,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558593113] [2023-05-20 13:49:45,467 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-20 13:49:45,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:49:45,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:49:45,473 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:49:45,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-20 13:49:45,729 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2023-05-20 13:49:45,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 13:49:45,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 97 conjunts are in the unsatisfiable core [2023-05-20 13:49:45,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:49:47,204 INFO L356 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-05-20 13:49:47,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 20 [2023-05-20 13:49:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 31 proven. 329 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-05-20 13:49:47,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:49:47,506 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-20 13:49:47,506 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 64 [2023-05-20 13:49:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 31 proven. 64 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-05-20 13:49:47,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558593113] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:49:47,813 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:49:47,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 45, 14] total 81 [2023-05-20 13:49:47,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028255389] [2023-05-20 13:49:47,813 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:49:47,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2023-05-20 13:49:47,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:49:47,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2023-05-20 13:49:47,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=6137, Unknown=0, NotChecked=0, Total=6480 [2023-05-20 13:49:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:47,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:49:47,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 6.246913580246914) internal successors, (506), 81 states have internal predecessors, (506), 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) [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-20 13:49:47,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:49:47,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2023-05-20 13:49:47,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2023-05-20 13:49:47,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:49:47,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:36,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:36,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:36,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-05-20 13:51:36,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:51:36,294 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:51:36,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:51:36,295 INFO L85 PathProgramCache]: Analyzing trace with hash -346417145, now seen corresponding path program 1 times [2023-05-20 13:51:36,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:51:36,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502190536] [2023-05-20 13:51:36,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:51:36,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:51:36,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:51:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 100 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:51:37,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:51:37,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502190536] [2023-05-20 13:51:37,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502190536] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:51:37,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674476651] [2023-05-20 13:51:37,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:51:37,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:51:37,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:51:37,468 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:51:37,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-20 13:51:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:51:37,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 38 conjunts are in the unsatisfiable core [2023-05-20 13:51:37,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:51:39,203 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 150 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:51:39,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:51:40,942 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 222 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:51:40,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674476651] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 13:51:40,942 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 13:51:40,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 100 [2023-05-20 13:51:40,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883589607] [2023-05-20 13:51:40,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 13:51:40,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2023-05-20 13:51:40,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:51:40,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2023-05-20 13:51:40,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1512, Invalid=8388, Unknown=0, NotChecked=0, Total=9900 [2023-05-20 13:51:40,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:40,946 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:51:40,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 6.35) internal successors, (635), 100 states have internal predecessors, (635), 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) [2023-05-20 13:51:40,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:40,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:40,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:40,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:40,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:40,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:40,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:45,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:45,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-05-20 13:51:45,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-20 13:51:45,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:51:45,705 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:51:45,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:51:45,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1922602617, now seen corresponding path program 2 times [2023-05-20 13:51:45,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:51:45,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985226148] [2023-05-20 13:51:45,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:51:45,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:51:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:51:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-05-20 13:51:47,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:51:47,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985226148] [2023-05-20 13:51:47,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985226148] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:51:47,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:51:47,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2023-05-20 13:51:47,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808820520] [2023-05-20 13:51:47,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:51:47,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-20 13:51:47,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:51:47,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-20 13:51:47,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2023-05-20 13:51:47,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:47,127 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:51:47,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.5) internal successors, (187), 22 states have internal predecessors, (187), 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) [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:47,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-05-20 13:51:47,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:49,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:49,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-05-20 13:51:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:51:49,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-05-20 13:51:49,123 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:51:49,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:51:49,123 INFO L85 PathProgramCache]: Analyzing trace with hash 514603151, now seen corresponding path program 3 times [2023-05-20 13:51:49,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:51:49,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038621130] [2023-05-20 13:51:49,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:51:49,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:51:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:51:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-05-20 13:51:50,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:51:50,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038621130] [2023-05-20 13:51:50,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038621130] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:51:50,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:51:50,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2023-05-20 13:51:50,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048781834] [2023-05-20 13:51:50,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:51:50,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-20 13:51:50,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:51:50,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-20 13:51:50,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2023-05-20 13:51:50,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:50,500 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:51:50,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.5) internal successors, (187), 22 states have internal predecessors, (187), 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) [2023-05-20 13:51:50,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:51:50,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:51:50,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:51:50,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-20 13:51:50,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-20 13:51:50,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-05-20 13:51:50,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:51:50,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 392 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-05-20 13:57:07,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1042 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 677 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:57:07,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 13:57:07,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-05-20 13:57:07,854 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:57:07,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:57:07,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1377354980, now seen corresponding path program 1 times [2023-05-20 13:57:07,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:57:07,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502582821] [2023-05-20 13:57:07,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:57:07,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:57:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:57:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:57:08,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:57:08,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502582821] [2023-05-20 13:57:08,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502582821] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 13:57:08,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2012594746] [2023-05-20 13:57:08,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:57:08,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 13:57:08,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:57:08,273 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 13:57:08,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-20 13:57:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:57:08,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-20 13:57:08,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 13:57:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 75 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:57:08,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 13:57:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:57:09,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2012594746] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-20 13:57:09,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-20 13:57:09,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [22, 21] total 54 [2023-05-20 13:57:09,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368945221] [2023-05-20 13:57:09,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:57:09,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-20 13:57:09,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:57:09,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-20 13:57:09,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=2311, Unknown=0, NotChecked=0, Total=2862 [2023-05-20 13:57:09,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:09,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:57:09,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.952380952380953) internal successors, (209), 21 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-20 13:57:09,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 392 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1042 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 677 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-20 13:57:09,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:57:09,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 13:57:09,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:23,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:23,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:23,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 397 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 413 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1050 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-20 13:57:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 682 states. [2023-05-20 13:57:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-20 13:57:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:57:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 13:57:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-20 13:57:23,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-20 13:57:23,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-05-20 13:57:23,990 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:57:23,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:57:23,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1257643683, now seen corresponding path program 1 times [2023-05-20 13:57:23,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:57:23,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507190546] [2023-05-20 13:57:23,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:57:23,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:57:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:57:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-05-20 13:57:24,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:57:24,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507190546] [2023-05-20 13:57:24,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507190546] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:57:24,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:57:24,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 13:57:24,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193207909] [2023-05-20 13:57:24,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:57:24,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 13:57:24,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:57:24,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 13:57:24,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-20 13:57:24,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:24,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:57:24,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 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) [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-20 13:57:24,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 397 states. [2023-05-20 13:57:24,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 413 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1050 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 682 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-20 13:57:24,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:57:42,761 WARN L233 SmtUtils]: Spent 6.09s on a formula simplification. DAG size of input: 112 DAG size of output: 99 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 13:57:46,565 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse8 (< 4 c_~n1~0)) (.cse9 (< c_~n1~0 6)) (.cse11 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse13 (+ c_~a1~0.offset 12))) (let ((.cse4 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 4) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse5 (< (+ 3 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse1 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse19 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse16 (select .cse19 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse17 (select .cse19 ~a1~0.base))) (or (= (select .cse16 .cse11) (select .cse17 .cse13)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse18 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse16 (+ .cse18 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse17 (+ .cse18 c_~a1~0.offset)))))))))))) (.cse2 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse15 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse10 (select .cse15 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse12 (select .cse15 ~a1~0.base))) (or (= (select .cse10 .cse11) (select .cse12 .cse13)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse14 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse10 (+ .cse14 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse12 (+ .cse14 c_~a1~0.offset)))))))))))) (.cse0 (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse3 (and (< 4 c_~n2~0) .cse8 .cse9)) (.cse6 (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse7 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (and (or .cse0 (and .cse1 .cse2)) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t2~0#1.base|) (or .cse3 (< (+ 5 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not .cse4)) (= c_~a2~0.offset 0) (or .cse3 (not .cse5) .cse4) (or .cse3 (< 5 |c_ULTIMATE.start_create_fresh_int_array_#in~size#1|) (not (< 4 |c_ULTIMATE.start_create_fresh_int_array_#in~size#1|))) (or .cse3 (not .cse6) .cse5) .cse1 (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (or .cse3 (< 5 |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not (< 4 |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) .cse2 (or .cse7 (not .cse0) (and .cse8 .cse9)) (or .cse3 .cse6 (not .cse7)) (= c_~a1~0.offset 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t1~0#1.base|)))) is different from false [2023-05-20 13:57:50,005 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (< 4 c_~n1~0)) (.cse3 (< c_~n1~0 6)) (.cse7 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse9 (+ c_~a1~0.offset 12))) (let ((.cse5 (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse18 (< (+ |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse1 (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse23 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse20 (select .cse23 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse21 (select .cse23 ~a1~0.base))) (or (= (select .cse20 .cse7) (select .cse21 .cse9)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse22 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse20 (+ .cse22 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse21 (+ .cse22 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse27 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse24 (select .cse27 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse25 (select .cse27 ~a1~0.base))) (or (= (select .cse24 .cse7) (select .cse25 .cse9)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse26 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse24 (+ .cse26 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse25 (+ .cse26 c_~a1~0.offset))))))))))))) (.cse4 (and (< 4 c_~n2~0) .cse2 .cse3)) (.cse19 (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse0 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (and (or .cse0 .cse1) (or (and .cse2 .cse3) (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (or (< (+ |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 3) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) .cse4 (not .cse5)) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t2~0#1.base|) (or (let ((.cse12 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse13 (+ (* |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 4) 4 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse11 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse12 .cse13 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse11 ~a1~0.base)) (.cse6 (select .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (or (= (select .cse6 .cse7) (select .cse8 .cse9)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse8 (+ .cse10 c_~a1~0.offset)) (select .cse6 (+ .cse10 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse17 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse12 .cse13 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse15 (select .cse17 ~a1~0.base)) (.cse14 (select .cse17 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (or (= (select .cse14 .cse7) (select .cse15 .cse9)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse16 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse15 (+ .cse16 c_~a1~0.offset)) (select .cse14 (+ .cse16 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))))) (not .cse18) .cse5) (= c_~a2~0.offset 0) (or .cse4 (< 5 |c_ULTIMATE.start_create_fresh_int_array_#in~size#1|) (not (< 4 |c_ULTIMATE.start_create_fresh_int_array_#in~size#1|))) (or .cse4 (not .cse19) (< (+ 3 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (or .cse18 .cse1) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (or .cse4 (< 5 |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not (< 4 |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (or .cse4 .cse19 (not .cse0)) (= c_~a1~0.offset 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t1~0#1.base|)))) is different from false [2023-05-20 13:57:50,459 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse5 (+ c_~a1~0.offset 12))) (let ((.cse0 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse11 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse9 (select .cse11 ~a1~0.base))) (or (= (select .cse8 .cse3) (select .cse9 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse8 (+ .cse10 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse9 (+ .cse10 c_~a1~0.offset)))))))))))) (.cse1 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse7 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse7 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse4 (select .cse7 ~a1~0.base))) (or (= (select .cse2 .cse3) (select .cse4 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse6 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse2 (+ .cse6 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse4 (+ .cse6 c_~a1~0.offset))))))))))))) (and (or (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (and .cse0 .cse1)) .cse0 (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) .cse1 (or (and (< 4 c_~n2~0) (< 4 c_~n1~0) (< c_~n1~0 6)) (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (= c_~a1~0.offset 0)))) is different from false [2023-05-20 13:57:51,138 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse5 (+ c_~a1~0.offset 12))) (let ((.cse14 (< (+ |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse1 (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse18 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse15 (select .cse18 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse16 (select .cse18 ~a1~0.base))) (or (= (select .cse15 .cse3) (select .cse16 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse17 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse15 (+ .cse17 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse16 (+ .cse17 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse22 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse19 (select .cse22 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse20 (select .cse22 ~a1~0.base))) (or (= (select .cse19 .cse3) (select .cse20 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse21 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse19 (+ .cse21 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse20 (+ .cse21 c_~a1~0.offset))))))))))))) (.cse0 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (and (or .cse0 .cse1) (or (let ((.cse8 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse9 (+ (* |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 4) 4 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse7 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse8 .cse9 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse4 (select .cse7 ~a1~0.base)) (.cse2 (select .cse7 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (or (= (select .cse2 .cse3) (select .cse4 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse6 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse4 (+ .cse6 c_~a1~0.offset)) (select .cse2 (+ .cse6 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse13 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse8 .cse9 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse11 (select .cse13 ~a1~0.base)) (.cse10 (select .cse13 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (or (= (select .cse10 .cse3) (select .cse11 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse12 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse11 (+ .cse12 c_~a1~0.offset)) (select .cse10 (+ .cse12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))))) (not .cse14) (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (or .cse14 .cse1) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (or (and (< 4 c_~n2~0) (< 4 c_~n1~0) (< c_~n1~0 6)) (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not .cse0)) (= c_~a1~0.offset 0)))) is different from false [2023-05-20 13:57:51,147 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse12 (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse4 (+ c_~a1~0.offset 12))) (and (or (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (let ((.cse6 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse7 (+ (* |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse5 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse7 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse0 (select .cse5 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse2 .cse3) (select .cse0 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse11 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse7 v_ArrVal_710)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse10 (select .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse8 (select .cse11 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse9 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse8 (+ .cse9 c_~a1~0.offset)) (select .cse10 (+ .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse10 .cse3) (select .cse8 .cse4)))))))) (not .cse12)) (or .cse12 (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse16 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse13 (select .cse16 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse14 (select .cse16 ~a1~0.base))) (or (= (select .cse13 .cse3) (select .cse14 .cse4)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse15 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse13 (+ .cse15 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse14 (+ .cse15 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse20 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse17 (select .cse20 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse18 (select .cse20 ~a1~0.base))) (or (= (select .cse17 .cse3) (select .cse18 .cse4)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse19 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse17 (+ .cse19 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse18 (+ .cse19 c_~a1~0.offset))))))))))))) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:57:51,154 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse3 (+ c_~a1~0.offset 12))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse2 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse4 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse2 (+ .cse4 c_~a1~0.offset))))))))))) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse7 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse8 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse7 (+ .cse8 c_~a1~0.offset))))))))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:57:52,229 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse5 (+ c_~a1~0.offset 12))) (let ((.cse0 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse11 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse9 (select .cse11 ~a1~0.base))) (or (= (select .cse8 .cse3) (select .cse9 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse8 (+ .cse10 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse9 (+ .cse10 c_~a1~0.offset)))))))))))) (.cse1 (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse7 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse7 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse4 (select .cse7 ~a1~0.base))) (or (= (select .cse2 .cse3) (select .cse4 .cse5)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse6 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse2 (+ .cse6 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse4 (+ .cse6 c_~a1~0.offset))))))))))))) (and (or (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (and .cse0 .cse1)) .cse0 (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) .cse1 (= c_~a1~0.offset 0)))) is different from false [2023-05-20 13:58:09,601 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) (.cse4 (+ c_~a1~0.offset 12))) (and (= |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset| 0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse0 (select .cse5 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse2 .cse3) (select .cse0 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse8 (select .cse9 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse6 (select .cse9 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse7 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse7 c_~a1~0.offset)) (select .cse8 (+ .cse7 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse8 .cse3) (select .cse6 .cse4)))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:58:09,607 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ c_~a1~0.offset 12)) (.cse4 (+ |c_ULTIMATE.start_main_#t~ret16#1.offset| 12))) (and (= |c_ULTIMATE.start_main_#t~ret16#1.offset| 0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 ~a1~0.base)) (.cse2 (select .cse5 |c_ULTIMATE.start_main_#t~ret16#1.base|))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse1 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse1 c_~a1~0.offset)) (select .cse2 (+ .cse1 |c_ULTIMATE.start_main_#t~ret16#1.offset|))))))) (= (select .cse0 .cse3) (select .cse2 .cse4)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 ~a1~0.base)) (.cse8 (select .cse9 |c_ULTIMATE.start_main_#t~ret16#1.base|))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse7 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse7 c_~a1~0.offset)) (select .cse8 (+ .cse7 |c_ULTIMATE.start_main_#t~ret16#1.offset|))))))) (= (select .cse6 .cse3) (select .cse8 .cse4)))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:58:09,613 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~a1~0.offset 12)) (.cse3 (+ 12 c_~a2~0.offset))) (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse2 (select .cse5 c_~a2~0.base)) (.cse0 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse2 (+ .cse4 c_~a2~0.offset)) (select .cse0 (+ .cse4 c_~a1~0.offset))))))))))) (= c_~a2~0.offset 0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse7 (select .cse9 c_~a2~0.base)) (.cse6 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)) (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse7 (+ .cse8 c_~a2~0.offset)) (select .cse6 (+ .cse8 c_~a1~0.offset))))))))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:58:09,620 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 12 c_~a2~0.offset)) (.cse3 (+ c_~a1~0.offset 12))) (and (= c_~a2~0.offset 0) (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 c_~a2~0.base)) (.cse2 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse4 c_~a2~0.offset)) (select .cse2 (+ .cse4 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 c_~a2~0.base)) (.cse7 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse8 c_~a2~0.offset)) (select .cse7 (+ .cse8 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:58:09,626 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 12 c_~a2~0.offset)) (.cse3 (+ c_~a1~0.offset 12))) (and (= c_~a2~0.offset 0) (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse5 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse0 (select .cse5 c_~a2~0.base)) (.cse2 (select .cse5 ~a1~0.base))) (or (= (select .cse0 .cse1) (select .cse2 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse4 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse0 (+ .cse4 c_~a2~0.offset)) (select .cse2 (+ .cse4 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (= |c_thread1Thread1of1ForFork1_~i~0#1| 0) (forall ((v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse9 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse6 (select .cse9 c_~a2~0.base)) (.cse7 (select .cse9 ~a1~0.base))) (or (= (select .cse6 .cse1) (select .cse7 .cse3)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse8 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse6 (+ .cse8 c_~a2~0.offset)) (select .cse7 (+ .cse8 c_~a1~0.offset))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))))))) (= c_~a1~0.offset 0))) is different from false [2023-05-20 13:58:25,713 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse15 (< 4 c_~n1~0)) (.cse16 (< c_~n1~0 6))) (let ((.cse1 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 4) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse8 (< (+ 3 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse5 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) (.cse6 (+ c_~a1~0.offset 12)) (.cse0 (and (< 4 c_~n2~0) .cse15 .cse16)) (.cse9 (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse14 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|))) (and (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t2~0#1.base|) (or .cse0 (< (+ 5 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not .cse1)) (= |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset| 0) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse7 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse4 (select .cse7 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse2 (select .cse7 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse3 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse2 (+ .cse3 c_~a1~0.offset)) (select .cse4 (+ .cse3 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse4 .cse5) (select .cse2 .cse6)))))) (= c_~a2~0.offset 0) (or .cse0 (not .cse8) .cse1) (or .cse0 (not .cse9) .cse8) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse13 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_711) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_712))) (let ((.cse12 (select .cse13 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse10 (select .cse13 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse11 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse10 (+ .cse11 c_~a1~0.offset)) (select .cse12 (+ .cse11 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n2~0) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse12 .cse5) (select .cse10 .cse6)))))) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (or .cse14 (not (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (and .cse15 .cse16)) (or .cse0 .cse9 (not .cse14)) (= c_~a1~0.offset 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t1~0#1.base|)))) is different from false Received shutdown request... [2023-05-20 13:59:28,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-05-20 13:59:28,260 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2023-05-20 13:59:28,262 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 13:59:28,262 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 13:59:28,262 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 13:59:28,266 INFO L444 BasicCegarLoop]: Path program histogram: [6, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2023-05-20 13:59:28,268 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 13:59:28,268 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 13:59:28,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 01:59:28 BasicIcfg [2023-05-20 13:59:28,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 13:59:28,271 INFO L158 Benchmark]: Toolchain (without parser) took 721851.25ms. Allocated memory was 184.5MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 157.8MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-05-20 13:59:28,271 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 13:59:28,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.79ms. Allocated memory was 184.5MB in the beginning and 257.9MB in the end (delta: 73.4MB). Free memory was 157.6MB in the beginning and 225.2MB in the end (delta: -67.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2023-05-20 13:59:28,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.60ms. Allocated memory is still 257.9MB. Free memory was 225.2MB in the beginning and 223.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 13:59:28,272 INFO L158 Benchmark]: Boogie Preprocessor took 29.80ms. Allocated memory is still 257.9MB. Free memory was 223.1MB in the beginning and 221.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 13:59:28,272 INFO L158 Benchmark]: RCFGBuilder took 488.76ms. Allocated memory is still 257.9MB. Free memory was 221.0MB in the beginning and 200.6MB in the end (delta: 20.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-05-20 13:59:28,272 INFO L158 Benchmark]: TraceAbstraction took 721058.59ms. Allocated memory was 257.9MB in the beginning and 5.9GB in the end (delta: 5.6GB). Free memory was 199.5MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-05-20 13:59:28,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 212.79ms. Allocated memory was 184.5MB in the beginning and 257.9MB in the end (delta: 73.4MB). Free memory was 157.6MB in the beginning and 225.2MB in the end (delta: -67.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.60ms. Allocated memory is still 257.9MB. Free memory was 225.2MB in the beginning and 223.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.80ms. Allocated memory is still 257.9MB. Free memory was 223.1MB in the beginning and 221.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 488.76ms. Allocated memory is still 257.9MB. Free memory was 221.0MB in the beginning and 200.6MB in the end (delta: 20.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 721058.59ms. Allocated memory was 257.9MB in the beginning and 5.9GB in the end (delta: 5.6GB). Free memory was 199.5MB in the beginning and 4.2GB in the end (delta: -4.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks [2023-05-20 13:59:28,277 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 [2023-05-20 13:59:28,277 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 ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1555048, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 17554, dependent conditional: 17539, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1537514, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 20, dependent conditional: 5, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1537514, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 20, dependent conditional: 5, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 394, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 243, dependent unconditional: 436, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 243, dependent unconditional: 436, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7446, independent: 7402, independent conditional: 9, independent unconditional: 7393, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7446, independent: 7392, independent conditional: 0, independent unconditional: 7392, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 54, independent conditional: 16, independent unconditional: 38, dependent: 92, dependent conditional: 54, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1538173, independent: 1530092, independent conditional: 256, independent unconditional: 1529836, dependent: 635, dependent conditional: 214, dependent unconditional: 421, unknown: 7446, unknown conditional: 38, unknown unconditional: 7408] , Statistics on independence cache: Total cache size (in pairs): 7446, Positive cache size: 7402, Positive conditional cache size: 9, Positive unconditional cache size: 7393, Negative cache size: 44, Negative conditional cache size: 29, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 151, Maximal queried relation: 20, Independence queries for same thread: 17534 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 5554, Number of trivial persistent sets: 5283, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8505, independent: 8490, independent conditional: 0, independent unconditional: 8490, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1555048, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 17554, dependent conditional: 17539, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1537514, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 20, dependent conditional: 5, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1537514, independent: 1537494, independent conditional: 1529004, independent unconditional: 8490, dependent: 20, dependent conditional: 5, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 394, dependent unconditional: 285, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 243, dependent unconditional: 436, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1538173, independent: 1537494, independent conditional: 265, independent unconditional: 1537229, dependent: 679, dependent conditional: 243, dependent unconditional: 436, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7446, independent: 7402, independent conditional: 9, independent unconditional: 7393, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7446, independent: 7392, independent conditional: 0, independent unconditional: 7392, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 9, independent unconditional: 1, dependent: 44, dependent conditional: 29, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 146, independent: 54, independent conditional: 16, independent unconditional: 38, dependent: 92, dependent conditional: 54, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1538173, independent: 1530092, independent conditional: 256, independent unconditional: 1529836, dependent: 635, dependent conditional: 214, dependent unconditional: 421, unknown: 7446, unknown conditional: 38, unknown unconditional: 7408] , Statistics on independence cache: Total cache size (in pairs): 7446, Positive cache size: 7402, Positive conditional cache size: 9, Positive unconditional cache size: 7393, Negative cache size: 44, Negative conditional cache size: 29, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 151, Maximal queried relation: 20, Independence queries for same thread: 17534 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - 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 executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 332 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 720.9s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 641.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4409, 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: 0.5s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 70.0s InterpolantComputationTime, 10746 NumberOfCodeBlocks, 10654 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 15449 ConstructedInterpolants, 189 QuantifiedInterpolants, 94577 SizeOfPredicates, 526 NumberOfNonLiveVariables, 9146 ConjunctsInSsa, 788 ConjunctsInUnsatCore, 63 InterpolantComputations, 8 PerfectInterpolantSequences, 6184/10090 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