/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-218013a [2023-05-04 17:37:09,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 17:37:09,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 17:37:09,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 17:37:09,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 17:37:09,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 17:37:09,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 17:37:09,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 17:37:09,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 17:37:09,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 17:37:09,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 17:37:09,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 17:37:09,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 17:37:09,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 17:37:09,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 17:37:09,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 17:37:09,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 17:37:09,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 17:37:09,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 17:37:09,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 17:37:09,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 17:37:09,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 17:37:09,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 17:37:09,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 17:37:09,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 17:37:09,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 17:37:09,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 17:37:09,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 17:37:09,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 17:37:09,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 17:37:09,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 17:37:09,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 17:37:09,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 17:37:09,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 17:37:09,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 17:37:09,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 17:37:09,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 17:37:09,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 17:37:09,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 17:37:09,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 17:37:09,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 17:37:09,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 17:37:09,241 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 17:37:09,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 17:37:09,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 17:37:09,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 17:37:09,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 17:37:09,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 17:37:09,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 17:37:09,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 17:37:09,244 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 17:37:09,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 17:37:09,244 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 17:37:09,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 17:37:09,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 17:37:09,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 17:37:09,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 17:37:09,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 17:37:09,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 17:37:09,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 17:37:09,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 17:37:09,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:37:09,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 17:37:09,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 17:37:09,248 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 17:37:09,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 17:37:09,248 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 17:37:09,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 17:37:09,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 17:37:09,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 17:37:09,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 17:37:09,496 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 17:37:09,498 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 17:37:09,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2023-05-04 17:37:09,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc5cd082/fbdebbfee0bf44fd888fa2e29ac2a1cc/FLAGb97626364 [2023-05-04 17:37:09,939 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 17:37:09,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-array-int-symm.wvr.c [2023-05-04 17:37:09,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc5cd082/fbdebbfee0bf44fd888fa2e29ac2a1cc/FLAGb97626364 [2023-05-04 17:37:10,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc5cd082/fbdebbfee0bf44fd888fa2e29ac2a1cc [2023-05-04 17:37:10,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 17:37:10,347 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 17:37:10,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 17:37:10,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 17:37:10,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 17:37:10,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7fbd42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10, skipping insertion in model container [2023-05-04 17:37:10,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 17:37:10,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 17:37:10,536 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] [2023-05-04 17:37:10,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:37:10,550 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 17:37:10,568 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] [2023-05-04 17:37:10,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:37:10,591 INFO L208 MainTranslator]: Completed translation [2023-05-04 17:37:10,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10 WrapperNode [2023-05-04 17:37:10,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 17:37:10,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 17:37:10,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 17:37:10,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 17:37:10,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,643 INFO L138 Inliner]: procedures = 25, calls = 39, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 198 [2023-05-04 17:37:10,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 17:37:10,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 17:37:10,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 17:37:10,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 17:37:10,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 17:37:10,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 17:37:10,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 17:37:10,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 17:37:10,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (1/1) ... [2023-05-04 17:37:10,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:37:10,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:10,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-04 17:37:10,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-04 17:37:10,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 17:37:10,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 17:37:10,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 17:37:10,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 17:37:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 17:37:10,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 17:37:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 17:37:10,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 17:37:10,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 17:37:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 17:37:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 17:37:10,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 17:37:10,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 17:37:10,748 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 17:37:10,882 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 17:37:10,884 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 17:37:11,278 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 17:37:11,292 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 17:37:11,292 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-04 17:37:11,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:37:11 BoogieIcfgContainer [2023-05-04 17:37:11,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 17:37:11,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 17:37:11,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 17:37:11,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 17:37:11,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 05:37:10" (1/3) ... [2023-05-04 17:37:11,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a41cafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:37:11, skipping insertion in model container [2023-05-04 17:37:11,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:37:10" (2/3) ... [2023-05-04 17:37:11,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a41cafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:37:11, skipping insertion in model container [2023-05-04 17:37:11,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:37:11" (3/3) ... [2023-05-04 17:37:11,302 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-symm.wvr.c [2023-05-04 17:37:11,309 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 17:37:11,316 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 17:37:11,317 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 17:37:11,317 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 17:37:11,408 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 17:37:11,446 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:37:11,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 17:37:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:11,453 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 17:37:11,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 17:37:11,493 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 17:37:11,526 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 17:37:11,535 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;@7f5eda36, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:37:11,536 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 17:37:11,707 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:11,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:11,711 INFO L85 PathProgramCache]: Analyzing trace with hash 539980570, now seen corresponding path program 1 times [2023-05-04 17:37:11,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:11,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107093202] [2023-05-04 17:37:11,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:12,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:12,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107093202] [2023-05-04 17:37:12,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107093202] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:37:12,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:37:12,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 17:37:12,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812524431] [2023-05-04 17:37:12,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:37:12,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 17:37:12,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:12,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 17:37:12,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 17:37:12,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,033 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:12,034 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) [2023-05-04 17:37:12,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 17:37:12,073 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:12,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:12,074 INFO L85 PathProgramCache]: Analyzing trace with hash 268960963, now seen corresponding path program 1 times [2023-05-04 17:37:12,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:12,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196013973] [2023-05-04 17:37:12,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:12,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:12,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:12,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:12,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196013973] [2023-05-04 17:37:12,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196013973] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:37:12,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:37:12,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 17:37:12,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453086269] [2023-05-04 17:37:12,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:37:12,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 17:37:12,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:12,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 17:37:12,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-04 17:37:12,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,626 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:12,626 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) [2023-05-04 17:37:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:12,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:12,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 17:37:12,804 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:12,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:12,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2053104421, now seen corresponding path program 1 times [2023-05-04 17:37:12,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:12,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834017883] [2023-05-04 17:37:12,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:12,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:13,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:13,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:13,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834017883] [2023-05-04 17:37:13,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834017883] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:37:13,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:37:13,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 17:37:13,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905798014] [2023-05-04 17:37:13,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:37:13,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 17:37:13,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:13,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 17:37:13,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-04 17:37:13,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:13,090 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:13,091 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) [2023-05-04 17:37:13,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:13,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:13,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:13,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:13,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:13,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:13,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 17:37:13,204 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:13,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:13,206 INFO L85 PathProgramCache]: Analyzing trace with hash 304810034, now seen corresponding path program 1 times [2023-05-04 17:37:13,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:13,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480330976] [2023-05-04 17:37:13,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:13,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:13,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:13,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:13,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480330976] [2023-05-04 17:37:13,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480330976] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:13,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831882638] [2023-05-04 17:37:13,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:13,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:13,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:13,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:13,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 17:37:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:13,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 17:37:13,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:14,034 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:14,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831882638] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:14,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-04 17:37:14,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2023-05-04 17:37:14,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905868622] [2023-05-04 17:37:14,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:37:14,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-04 17:37:14,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:14,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-04 17:37:14,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2023-05-04 17:37:14,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:14,426 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:14,426 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) [2023-05-04 17:37:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:14,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:14,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:14,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:14,941 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 [2023-05-04 17:37:14,941 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:14,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:14,942 INFO L85 PathProgramCache]: Analyzing trace with hash -138292882, now seen corresponding path program 1 times [2023-05-04 17:37:14,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:14,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987316389] [2023-05-04 17:37:14,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:14,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:15,213 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:15,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:15,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987316389] [2023-05-04 17:37:15,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987316389] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:15,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997667922] [2023-05-04 17:37:15,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:15,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:15,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:15,217 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:15,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 17:37:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:15,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 17:37:15,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:15,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:15,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997667922] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:15,792 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:15,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2023-05-04 17:37:15,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215418006] [2023-05-04 17:37:15,793 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:15,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-05-04 17:37:15,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:15,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-05-04 17:37:15,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2023-05-04 17:37:15,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:15,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:15,795 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) [2023-05-04 17:37:15,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:15,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:15,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:15,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:15,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:16,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:16,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:16,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:16,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:16,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:16,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:16,599 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 [2023-05-04 17:37:16,599 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:16,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:16,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1016331553, now seen corresponding path program 2 times [2023-05-04 17:37:16,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:16,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407980260] [2023-05-04 17:37:16,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:16,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-04 17:37:17,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:17,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407980260] [2023-05-04 17:37:17,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407980260] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:17,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527522071] [2023-05-04 17:37:17,101 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 17:37:17,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:17,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:17,154 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:17,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 17:37:17,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 17:37:17,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:17,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-04 17:37:17,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:18,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:37:20,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527522071] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:20,112 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:20,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 26, 26] total 61 [2023-05-04 17:37:20,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293376186] [2023-05-04 17:37:20,112 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:20,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2023-05-04 17:37:20,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:20,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2023-05-04 17:37:20,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=3262, Unknown=0, NotChecked=0, Total=3660 [2023-05-04 17:37:20,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:20,115 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:20,116 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) [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:20,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:22,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:22,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-04 17:37:22,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:22,495 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 [2023-05-04 17:37:22,495 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:22,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:22,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1498815615, now seen corresponding path program 1 times [2023-05-04 17:37:22,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:22,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924986752] [2023-05-04 17:37:22,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:22,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 17:37:23,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:23,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924986752] [2023-05-04 17:37:23,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924986752] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:23,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023846252] [2023-05-04 17:37:23,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:23,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:23,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:23,501 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:23,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 17:37:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:23,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 33 conjunts are in the unsatisfiable core [2023-05-04 17:37:23,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:23,976 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-05-04 17:37:23,976 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 [2023-05-04 17:37:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 17:37:23,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:24,163 INFO L356 Elim1Store]: treesize reduction 32, result has 62.4 percent of original size [2023-05-04 17:37:24,163 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 [2023-05-04 17:37:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-05-04 17:37:24,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023846252] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:24,256 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:24,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 9] total 35 [2023-05-04 17:37:24,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488944277] [2023-05-04 17:37:24,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:24,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-05-04 17:37:24,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:24,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-05-04 17:37:24,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1022, Unknown=0, NotChecked=0, Total=1190 [2023-05-04 17:37:24,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:24,259 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:24,260 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) [2023-05-04 17:37:24,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:24,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:24,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:24,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:24,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:24,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-04 17:37:24,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:25,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:25,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-04 17:37:25,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:25,534 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 [2023-05-04 17:37:25,535 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:25,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:25,535 INFO L85 PathProgramCache]: Analyzing trace with hash -83505775, now seen corresponding path program 3 times [2023-05-04 17:37:25,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:25,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607805253] [2023-05-04 17:37:25,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:25,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:26,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:26,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607805253] [2023-05-04 17:37:26,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607805253] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:26,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029322798] [2023-05-04 17:37:26,034 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 17:37:26,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:26,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:26,037 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:26,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 17:37:26,236 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-04 17:37:26,236 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:26,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 19 conjunts are in the unsatisfiable core [2023-05-04 17:37:26,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-04 17:37:26,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-04 17:37:27,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029322798] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:27,269 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:27,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 12, 12] total 36 [2023-05-04 17:37:27,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453390800] [2023-05-04 17:37:27,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:27,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-05-04 17:37:27,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:27,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-05-04 17:37:27,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1131, Unknown=0, NotChecked=0, Total=1260 [2023-05-04 17:37:27,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:27,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:27,272 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) [2023-05-04 17:37:27,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:27,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:27,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:27,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:27,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:27,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:27,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2023-05-04 17:37:27,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:29,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:29,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:29,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:29,296 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 [2023-05-04 17:37:29,296 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:29,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:29,297 INFO L85 PathProgramCache]: Analyzing trace with hash 901961805, now seen corresponding path program 1 times [2023-05-04 17:37:29,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:29,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535974495] [2023-05-04 17:37:29,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:29,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-04 17:37:29,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:29,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535974495] [2023-05-04 17:37:29,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535974495] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:29,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892540033] [2023-05-04 17:37:29,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:29,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:29,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:29,666 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:29,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-04 17:37:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:29,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-04 17:37:29,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-04 17:37:30,146 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-04 17:37:30,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892540033] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:30,447 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:30,448 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2023-05-04 17:37:30,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642260724] [2023-05-04 17:37:30,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:30,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 17:37:30,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:30,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 17:37:30,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 17:37:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:30,450 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:30,450 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) [2023-05-04 17:37:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:30,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:30,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:30,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:30,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:30,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:30,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:30,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:30,922 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 [2023-05-04 17:37:30,922 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:30,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:30,923 INFO L85 PathProgramCache]: Analyzing trace with hash -577809180, now seen corresponding path program 2 times [2023-05-04 17:37:30,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:30,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080654325] [2023-05-04 17:37:30,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:30,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 17 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 17:37:31,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:31,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080654325] [2023-05-04 17:37:31,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080654325] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:31,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [784298932] [2023-05-04 17:37:31,538 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 17:37:31,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:31,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:31,539 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:31,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-04 17:37:31,786 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 17:37:31,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:31,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 13 conjunts are in the unsatisfiable core [2023-05-04 17:37:31,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-04 17:37:32,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-05-04 17:37:32,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [784298932] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:32,383 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:32,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 13, 10] total 41 [2023-05-04 17:37:32,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081350933] [2023-05-04 17:37:32,383 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:32,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-05-04 17:37:32,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:32,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-05-04 17:37:32,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1518, Unknown=0, NotChecked=0, Total=1640 [2023-05-04 17:37:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:32,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:32,386 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) [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:32,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:34,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 17:37:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-05-04 17:37:34,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:34,518 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 [2023-05-04 17:37:34,519 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:34,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:34,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1731779796, now seen corresponding path program 3 times [2023-05-04 17:37:34,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:34,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214514144] [2023-05-04 17:37:34,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:34,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-04 17:37:36,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:36,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214514144] [2023-05-04 17:37:36,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214514144] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:36,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613922645] [2023-05-04 17:37:36,477 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 17:37:36,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:36,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:36,481 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:36,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-04 17:37:36,657 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-04 17:37:36,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:36,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 51 conjunts are in the unsatisfiable core [2023-05-04 17:37:36,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:37,291 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-05-04 17:37:37,291 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:37,599 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-04 17:37:37,600 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 [2023-05-04 17:37:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-04 17:37:37,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613922645] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:37,734 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:37,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 20, 13] total 50 [2023-05-04 17:37:37,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032164714] [2023-05-04 17:37:37,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:37,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-05-04 17:37:37,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:37,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-05-04 17:37:37,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=2240, Unknown=0, NotChecked=0, Total=2450 [2023-05-04 17:37:37,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:37,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:37,738 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) [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2023-05-04 17:37:37,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:41,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:41,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:37:41,342 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:41,517 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 [2023-05-04 17:37:41,518 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:41,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:41,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1743671396, now seen corresponding path program 1 times [2023-05-04 17:37:41,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:41,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275353543] [2023-05-04 17:37:41,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 30 proven. 44 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-04 17:37:41,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:41,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275353543] [2023-05-04 17:37:41,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275353543] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:41,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451024885] [2023-05-04 17:37:41,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:41,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:41,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:41,968 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:41,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-04 17:37:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:42,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-04 17:37:42,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:42,602 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 50 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-04 17:37:42,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 50 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-04 17:37:43,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451024885] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:43,120 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:43,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 52 [2023-05-04 17:37:43,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347517958] [2023-05-04 17:37:43,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:43,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-05-04 17:37:43,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:43,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-05-04 17:37:43,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=2371, Unknown=0, NotChecked=0, Total=2652 [2023-05-04 17:37:43,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:43,123 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:43,123 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) [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:37:43,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:44,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:44,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:37:44,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:44,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:44,273 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 [2023-05-04 17:37:44,273 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:44,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:44,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1120529133, now seen corresponding path program 2 times [2023-05-04 17:37:44,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:44,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379478515] [2023-05-04 17:37:44,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:44,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 47 proven. 92 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-04 17:37:45,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:45,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379478515] [2023-05-04 17:37:45,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379478515] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:45,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374443745] [2023-05-04 17:37:45,019 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 17:37:45,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:45,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:45,020 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:45,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-04 17:37:45,172 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 17:37:45,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:45,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 24 conjunts are in the unsatisfiable core [2023-05-04 17:37:45,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-04 17:37:45,905 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 56 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-04 17:37:46,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374443745] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:46,741 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:46,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 25, 25] total 73 [2023-05-04 17:37:46,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910796681] [2023-05-04 17:37:46,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:46,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-05-04 17:37:46,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:46,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-05-04 17:37:46,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=499, Invalid=4757, Unknown=0, NotChecked=0, Total=5256 [2023-05-04 17:37:46,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:46,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:46,745 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) [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:50,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-05-04 17:37:50,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:37:50,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-05-04 17:37:50,797 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 [2023-05-04 17:37:50,797 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:50,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:50,798 INFO L85 PathProgramCache]: Analyzing trace with hash -2134509051, now seen corresponding path program 3 times [2023-05-04 17:37:50,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:50,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383118175] [2023-05-04 17:37:50,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:50,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 29 proven. 131 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:37:51,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:51,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383118175] [2023-05-04 17:37:51,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383118175] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:51,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960998793] [2023-05-04 17:37:51,558 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 17:37:51,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:51,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:51,560 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:51,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-04 17:37:51,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-05-04 17:37:51,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:51,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-04 17:37:51,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 10 proven. 59 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-05-04 17:37:52,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-05-04 17:37:52,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960998793] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:52,520 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:52,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 17, 10] total 48 [2023-05-04 17:37:52,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697232957] [2023-05-04 17:37:52,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:52,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-05-04 17:37:52,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:52,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-05-04 17:37:52,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2086, Unknown=0, NotChecked=0, Total=2256 [2023-05-04 17:37:52,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:52,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:52,523 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) [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:37:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:37:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:37:55,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-04 17:37:55,297 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 [2023-05-04 17:37:55,297 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:37:55,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:37:55,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1496105721, now seen corresponding path program 4 times [2023-05-04 17:37:55,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:37:55,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585589692] [2023-05-04 17:37:55,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:37:55,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:37:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:37:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 21 proven. 109 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-05-04 17:37:57,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:37:57,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585589692] [2023-05-04 17:37:57,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585589692] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:37:57,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466798732] [2023-05-04 17:37:57,441 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 17:37:57,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:37:57,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:37:57,443 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:37:57,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-04 17:37:57,565 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 17:37:57,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:37:57,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 79 conjunts are in the unsatisfiable core [2023-05-04 17:37:57,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:37:58,353 INFO L356 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-05-04 17:37:58,354 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 [2023-05-04 17:37:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-04 17:37:58,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:37:58,687 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-04 17:37:58,687 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 [2023-05-04 17:37:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-05-04 17:37:58,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466798732] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:37:58,902 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:37:58,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 27, 14] total 71 [2023-05-04 17:37:58,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338803846] [2023-05-04 17:37:58,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:37:58,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2023-05-04 17:37:58,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:37:58,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2023-05-04 17:37:58,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=4708, Unknown=0, NotChecked=0, Total=4970 [2023-05-04 17:37:58,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:58,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:37:58,906 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) [2023-05-04 17:37:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:37:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:37:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:37:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:37:58,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:37:58,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-04 17:38:05,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2023-05-04 17:38:05,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-04 17:38:05,274 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 [2023-05-04 17:38:05,274 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:38:05,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:38:05,275 INFO L85 PathProgramCache]: Analyzing trace with hash 2116473161, now seen corresponding path program 5 times [2023-05-04 17:38:05,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:38:05,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938355248] [2023-05-04 17:38:05,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:38:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:38:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:38:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 103 proven. 77 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-04 17:38:05,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:38:05,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938355248] [2023-05-04 17:38:05,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938355248] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:38:05,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767759789] [2023-05-04 17:38:05,812 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 17:38:05,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:38:05,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:38:05,814 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:38:05,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-05-04 17:38:06,071 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-05-04 17:38:06,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:38:06,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 22 conjunts are in the unsatisfiable core [2023-05-04 17:38:06,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:38:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 134 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-04 17:38:06,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:38:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 134 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-05-04 17:38:07,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767759789] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:38:07,459 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:38:07,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 64 [2023-05-04 17:38:07,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655518379] [2023-05-04 17:38:07,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:38:07,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2023-05-04 17:38:07,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:38:07,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2023-05-04 17:38:07,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=3625, Unknown=0, NotChecked=0, Total=4032 [2023-05-04 17:38:07,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:07,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:38:07,472 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) [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:07,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:07,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:07,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-04 17:38:07,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2023-05-04 17:38:07,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:08,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2023-05-04 17:38:08,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:38:08,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-05-04 17:38:08,953 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 [2023-05-04 17:38:08,954 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:38:08,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:38:08,954 INFO L85 PathProgramCache]: Analyzing trace with hash 631993400, now seen corresponding path program 6 times [2023-05-04 17:38:08,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:38:08,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084400429] [2023-05-04 17:38:08,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:38:08,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:38:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:38:11,118 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 54 proven. 139 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-05-04 17:38:11,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:38:11,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084400429] [2023-05-04 17:38:11,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084400429] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:38:11,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356476495] [2023-05-04 17:38:11,119 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 17:38:11,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:38:11,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:38:11,120 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:38:11,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-05-04 17:38:11,551 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2023-05-04 17:38:11,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:38:11,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 127 conjunts are in the unsatisfiable core [2023-05-04 17:38:11,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:38:13,478 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-04 17:38:13,741 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-04 17:38:14,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-04 17:38:14,314 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-04 17:38:16,230 INFO L356 Elim1Store]: treesize reduction 54, result has 16.9 percent of original size [2023-05-04 17:38:16,230 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 [2023-05-04 17:38:16,456 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 4 proven. 279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:38:16,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:38:19,500 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 [2023-05-04 17:38:19,711 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 [2023-05-04 17:38:19,829 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 [2023-05-04 17:38:19,922 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 [2023-05-04 17:38:19,960 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 [2023-05-04 17:38:21,900 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:21,901 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 [2023-05-04 17:38:21,954 INFO L356 Elim1Store]: treesize reduction 30, result has 61.0 percent of original size [2023-05-04 17:38:21,955 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 [2023-05-04 17:38:21,967 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:21,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:21,985 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:21,985 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 [2023-05-04 17:38:22,003 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:22,005 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:22,035 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:22,036 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 [2023-05-04 17:38:23,833 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:23,834 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 [2023-05-04 17:38:23,874 INFO L356 Elim1Store]: treesize reduction 30, result has 61.0 percent of original size [2023-05-04 17:38:23,874 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 [2023-05-04 17:38:23,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:23,884 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:23,901 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:23,901 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 [2023-05-04 17:38:23,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:23,913 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 17:38:23,930 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 17:38:23,930 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 [2023-05-04 17:38:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 283 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 17:38:27,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356476495] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:38:27,785 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:38:27,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 65, 57] total 154 [2023-05-04 17:38:27,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951283163] [2023-05-04 17:38:27,786 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:38:27,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 154 states [2023-05-04 17:38:27,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:38:27,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 154 interpolants. [2023-05-04 17:38:27,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1912, Invalid=20097, Unknown=63, NotChecked=1490, Total=23562 [2023-05-04 17:38:27,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:27,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:38:27,794 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) [2023-05-04 17:38:27,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:27,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:27,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:27,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:38:27,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:46,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:46,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:46,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:38:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2023-05-04 17:38:46,511 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-05-04 17:38:46,695 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 [2023-05-04 17:38:46,695 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:38:46,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:38:46,696 INFO L85 PathProgramCache]: Analyzing trace with hash -763361850, now seen corresponding path program 1 times [2023-05-04 17:38:46,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:38:46,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143431200] [2023-05-04 17:38:46,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:38:46,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:38:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:38:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 179 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-05-04 17:38:50,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:38:50,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143431200] [2023-05-04 17:38:50,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143431200] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:38:50,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87119840] [2023-05-04 17:38:50,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:38:50,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:38:50,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:38:50,040 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:38:50,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-05-04 17:38:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:38:50,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 140 conjunts are in the unsatisfiable core [2023-05-04 17:38:50,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:38:52,508 INFO L356 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-05-04 17:38:52,508 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 [2023-05-04 17:38:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 313 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-05-04 17:38:53,211 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:38:56,114 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-04 17:38:56,115 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 [2023-05-04 17:38:56,154 INFO L356 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2023-05-04 17:38:56,154 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 [2023-05-04 17:38:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-05-04 17:38:56,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87119840] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:38:56,541 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:38:56,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 55, 36] total 136 [2023-05-04 17:38:56,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183720519] [2023-05-04 17:38:56,542 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:38:56,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2023-05-04 17:38:56,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:38:56,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2023-05-04 17:38:56,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=506, Invalid=17854, Unknown=0, NotChecked=0, Total=18360 [2023-05-04 17:38:56,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:56,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:38:56,548 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) [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:38:56,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2023-05-04 17:38:56,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:39:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2023-05-04 17:39:15,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2023-05-04 17:39:15,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-05-04 17:39:15,421 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 [2023-05-04 17:39:15,421 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:39:15,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:39:15,421 INFO L85 PathProgramCache]: Analyzing trace with hash -685318284, now seen corresponding path program 4 times [2023-05-04 17:39:15,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:39:15,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708989983] [2023-05-04 17:39:15,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:39:15,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:39:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:39:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 202 proven. 116 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-04 17:39:16,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:39:16,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708989983] [2023-05-04 17:39:16,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708989983] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:39:16,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682711365] [2023-05-04 17:39:16,072 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 17:39:16,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:39:16,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:39:16,073 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:39:16,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-05-04 17:39:16,221 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 17:39:16,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:39:16,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-04 17:39:16,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:39:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 243 proven. 75 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-04 17:39:16,856 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:39:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 243 proven. 75 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-05-04 17:39:17,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682711365] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:39:17,420 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:39:17,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 64 [2023-05-04 17:39:17,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807954944] [2023-05-04 17:39:17,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:39:17,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2023-05-04 17:39:17,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:39:17,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2023-05-04 17:39:17,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=630, Invalid=3402, Unknown=0, NotChecked=0, Total=4032 [2023-05-04 17:39:17,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:17,423 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:39:17,424 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) [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:39:17,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2023-05-04 17:39:17,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2023-05-04 17:39:18,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2023-05-04 17:39:18,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:39:18,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-05-04 17:39:18,209 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 [2023-05-04 17:39:18,209 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:39:18,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:39:18,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1484959301, now seen corresponding path program 5 times [2023-05-04 17:39:18,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:39:18,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388640759] [2023-05-04 17:39:18,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:39:18,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:39:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:39:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 66 proven. 203 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-05-04 17:39:20,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:39:20,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388640759] [2023-05-04 17:39:20,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388640759] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:39:20,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720860623] [2023-05-04 17:39:20,752 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 17:39:20,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:39:20,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:39:20,753 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:39:20,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-05-04 17:39:21,037 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2023-05-04 17:39:21,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 17:39:21,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 97 conjunts are in the unsatisfiable core [2023-05-04 17:39:21,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:39:22,467 INFO L356 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2023-05-04 17:39:22,467 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 [2023-05-04 17:39:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 31 proven. 329 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-05-04 17:39:22,471 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:39:22,759 INFO L356 Elim1Store]: treesize reduction 34, result has 62.6 percent of original size [2023-05-04 17:39:22,760 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 [2023-05-04 17:39:23,039 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 31 proven. 64 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-05-04 17:39:23,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720860623] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:39:23,039 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:39:23,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 45, 14] total 81 [2023-05-04 17:39:23,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893931782] [2023-05-04 17:39:23,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:39:23,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2023-05-04 17:39:23,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:39:23,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2023-05-04 17:39:23,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=6137, Unknown=0, NotChecked=0, Total=6480 [2023-05-04 17:39:23,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:23,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:39:23,043 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) [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2023-05-04 17:39:23,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:39:23,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:04,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:04,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-05-04 17:41:04,911 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 [2023-05-04 17:41:04,911 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:41:04,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:41:04,912 INFO L85 PathProgramCache]: Analyzing trace with hash -346417145, now seen corresponding path program 1 times [2023-05-04 17:41:04,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:41:04,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457871335] [2023-05-04 17:41:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:41:04,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:41:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:41:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 100 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:41:06,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:41:06,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457871335] [2023-05-04 17:41:06,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457871335] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:41:06,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95192456] [2023-05-04 17:41:06,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:41:06,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:41:06,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:41:06,101 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:41:06,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-05-04 17:41:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:41:06,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 38 conjunts are in the unsatisfiable core [2023-05-04 17:41:06,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:41:07,672 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 150 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:41:07,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:41:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 222 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:41:09,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95192456] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 17:41:09,321 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 17:41:09,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 100 [2023-05-04 17:41:09,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626844876] [2023-05-04 17:41:09,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 17:41:09,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2023-05-04 17:41:09,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:41:09,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2023-05-04 17:41:09,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1512, Invalid=8388, Unknown=0, NotChecked=0, Total=9900 [2023-05-04 17:41:09,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:09,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:41:09,325 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) [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:09,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:09,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:13,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:13,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-05-04 17:41:13,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-05-04 17:41:13,823 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 [2023-05-04 17:41:13,823 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:41:13,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:41:13,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1922602617, now seen corresponding path program 2 times [2023-05-04 17:41:13,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:41:13,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992239646] [2023-05-04 17:41:13,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:41:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:41:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:41:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-05-04 17:41:15,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:41:15,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992239646] [2023-05-04 17:41:15,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992239646] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:41:15,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:41:15,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2023-05-04 17:41:15,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709110073] [2023-05-04 17:41:15,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:41:15,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-04 17:41:15,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:41:15,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-04 17:41:15,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2023-05-04 17:41:15,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:15,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:41:15,155 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) [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:15,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-05-04 17:41:15,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:16,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-05-04 17:41:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:41:16,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-05-04 17:41:16,981 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:41:16,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:41:16,982 INFO L85 PathProgramCache]: Analyzing trace with hash 514603151, now seen corresponding path program 3 times [2023-05-04 17:41:16,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:41:16,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826395693] [2023-05-04 17:41:16,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:41:16,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:41:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:41:18,383 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-05-04 17:41:18,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:41:18,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826395693] [2023-05-04 17:41:18,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826395693] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:41:18,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:41:18,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2023-05-04 17:41:18,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003534127] [2023-05-04 17:41:18,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:41:18,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-04 17:41:18,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:41:18,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-04 17:41:18,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2023-05-04 17:41:18,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:18,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:41:18,385 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) [2023-05-04 17:41:18,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:41:18,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:41:18,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:41:18,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:41:18,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 383 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 213 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-05-04 17:41:18,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:41:18,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:46:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 392 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1042 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 677 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:46:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 17:46:29,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-05-04 17:46:29,948 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:46:29,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:46:29,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1377354980, now seen corresponding path program 1 times [2023-05-04 17:46:29,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:46:29,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154711942] [2023-05-04 17:46:29,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:46:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:46:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:46:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:46:30,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:46:30,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154711942] [2023-05-04 17:46:30,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154711942] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 17:46:30,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350642710] [2023-05-04 17:46:30,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:46:30,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 17:46:30,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:46:30,516 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 17:46:30,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-05-04 17:46:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:46:30,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 20 conjunts are in the unsatisfiable core [2023-05-04 17:46:30,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 17:46:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 75 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:46:31,103 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 17:46:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:46:31,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350642710] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-04 17:46:31,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-04 17:46:31,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [22, 21] total 54 [2023-05-04 17:46:31,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123393095] [2023-05-04 17:46:31,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:46:31,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-05-04 17:46:31,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:46:31,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-05-04 17:46:31,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=2311, Unknown=0, NotChecked=0, Total=2862 [2023-05-04 17:46:31,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:31,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:46:31,679 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) [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 191 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. [2023-05-04 17:46:31,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 392 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1042 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 677 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 17:46:31,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-05-04 17:46:45,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 397 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2023-05-04 17:46:45,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 413 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1050 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 682 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 17:46:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 17:46:45,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-05-04 17:46:45,730 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 [2023-05-04 17:46:45,730 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 17:46:45,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:46:45,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1257643683, now seen corresponding path program 1 times [2023-05-04 17:46:45,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:46:45,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357954760] [2023-05-04 17:46:45,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:46:45,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:46:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:46:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-05-04 17:46:45,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:46:45,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357954760] [2023-05-04 17:46:45,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357954760] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:46:45,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:46:45,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 17:46:45,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352119600] [2023-05-04 17:46:45,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:46:45,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 17:46:45,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:46:45,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 17:46:45,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-04 17:46:45,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:45,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:46:45,832 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) [2023-05-04 17:46:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:46:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:46:45,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 203 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 397 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 413 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1050 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2023-05-04 17:46:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 682 states. [2023-05-04 17:46:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-05-04 17:46:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:46:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 17:46:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 17:46:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:47:09,988 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 [2023-05-04 17:47:11,799 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse4 (+ c_~a1~0.offset 12))) (let ((.cse12 (< |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse23 (< (+ |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse13 (and (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 .cse3) (select .cse25 .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 ((.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))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse31 (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 ((.cse28 (select .cse31 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse29 (select .cse31 ~a1~0.base))) (or (= (select .cse28 .cse3) (select .cse29 .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 ((.cse30 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse28 (+ .cse30 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse29 (+ .cse30 c_~a1~0.offset)))))))))))))) (and (or (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 1) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (let ((.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 .cse13) (or (let ((.cse18 (+ (* |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 ((.cse17 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse18 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 .cse3) (select .cse15 .cse4)) (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_~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 ((.cse22 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse6 .cse18 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 ((.cse20 (select .cse22 ~a1~0.base)) (.cse19 (select .cse22 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (or (= (select .cse19 .cse3) (select .cse20 .cse4)) (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse21 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse20 (+ .cse21 c_~a1~0.offset)) (select .cse19 (+ .cse21 |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 .cse23) (< (+ 2 |c_ULTIMATE.start_create_fresh_int_array_#t~post24#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (or .cse23 .cse13) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (= c_~a1~0.offset 0)))) is different from false [2023-05-04 17:47:12,321 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 [2023-05-04 17:47:12,328 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse4 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (.cse6 (+ c_~a1~0.offset 12))) (let ((.cse2 (< |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|)) (.cse1 (let ((.cse17 (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse18 (+ (* |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 ((.cse16 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse17 .cse18 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 .cse16 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse13 (select .cse16 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (< (+ 2 |thread1Thread1of1ForFork1_~i~0#1|) c_~n1~0) (not (let ((.cse14 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse13 (+ .cse14 c_~a1~0.offset)) (select .cse15 (+ .cse14 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (not (< (+ |thread1Thread1of1ForFork1_~i~0#1| 1) c_~n1~0)))) (= (select .cse15 .cse4) (select .cse13 .cse6)))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int) (v_ArrVal_710 Int)) (let ((.cse22 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store .cse17 .cse18 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 ((.cse21 (select .cse22 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse19 (select .cse22 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse20 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse19 (+ .cse20 c_~a1~0.offset)) (select .cse21 (+ .cse20 |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 .cse21 .cse4) (select .cse19 .cse6)))))))))) (and (or .cse0 .cse1 (not .cse2)) (or .cse2 (and (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse8 (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 ((.cse3 (select .cse8 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse5 (select .cse8 ~a1~0.base))) (or (= (select .cse3 .cse4) (select .cse5 .cse6)) (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 ((.cse7 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse3 (+ .cse7 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse5 (+ .cse7 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse12 (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 ((.cse9 (select .cse12 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse10 (select .cse12 ~a1~0.base))) (or (= (select .cse9 .cse4) (select .cse10 .cse6)) (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 ((.cse11 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse9 (+ .cse11 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse10 (+ .cse11 c_~a1~0.offset))))))))))))) (or .cse0 .cse1) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (= c_~a1~0.offset 0)))) is different from false [2023-05-04 17:47:30,432 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 [2023-05-04 17:47:30,437 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 [2023-05-04 17:47:30,442 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 [2023-05-04 17:47:30,448 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 [2023-05-04 17:47:30,453 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 [2023-05-04 17:47:44,668 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse15 (< 4 c_~n1~0)) (.cse16 (< c_~n1~0 6))) (let ((.cse7 (< (+ |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|)) (.cse1 (+ c_~a1~0.offset 12)) (.cse3 (+ 12 c_~a2~0.offset)) (.cse6 (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_ULTIMATE.start_main_#t~ret16#1.offset| 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t2~0#1.base|) (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))))))))))) (or .cse6 (< (+ 5 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not .cse7)) (= |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset| 0) (= c_~a2~0.offset 0) (or .cse6 (not .cse8) .cse7) (or .cse6 (not .cse9) .cse8) (= 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 ((.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 ((.cse11 (select .cse13 c_~a2~0.base)) (.cse10 (select .cse13 ~a1~0.base))) (or (= (select .cse10 .cse1) (select .cse11 .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 ((.cse12 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse11 (+ .cse12 c_~a2~0.offset)) (select .cse10 (+ .cse12 c_~a1~0.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 .cse6 .cse9 (not .cse14)) (= c_~a1~0.offset 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t1~0#1.base|)))) is different from false [2023-05-04 17:47:44,680 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse20 (< 4 c_~n1~0))) (let ((.cse12 (< (+ |c_ULTIMATE.start_create_fresh_int_array_~i~2#1| 4) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse19 (< (+ 3 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|)) (.cse16 (+ 12 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)) (.cse4 (+ c_~a1~0.offset 12)) (.cse18 (+ 2 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse11 (and (< 4 c_~n2~0) .cse20 (< c_~n1~0 6))) (.cse21 (< (+ 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 (= |c_ULTIMATE.start_create_fresh_int_array_#in~size#1| c_~n2~0) (or .cse0 (let ((.cse2 (+ 12 |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)) (let ((.cse6 (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 ((.cse1 (select .cse6 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse3 (select .cse6 ~a1~0.base))) (or (= (select .cse1 .cse2) (select .cse3 .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 ((.cse5 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse1 (+ .cse5 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse3 (+ .cse5 c_~a1~0.offset))))))))))) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse10 (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 .cse10 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|)) (.cse8 (select .cse10 ~a1~0.base))) (or (= (select .cse7 .cse2) (select .cse8 .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 ((.cse9 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse7 (+ .cse9 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|)) (select .cse8 (+ .cse9 c_~a1~0.offset)))))))))))))) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t2~0#1.base|) (or .cse11 (< (+ 5 |c_ULTIMATE.start_create_fresh_int_array_~i~2#1|) |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (not .cse12)) (= |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 ((.cse17 (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 .cse17 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse13 (select .cse17 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse14 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse13 (+ .cse14 c_~a1~0.offset)) (select .cse15 (+ .cse14 |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 .cse15 .cse16) (select .cse13 .cse4)))))) (= c_~a2~0.offset 0) (<= .cse18 |c_ULTIMATE.start_main_~#t1~0#1.base|) (or .cse11 (not .cse19) .cse12) .cse20 (<= c_~n1~0 5) (= c_~n2~0 |c_ULTIMATE.start_create_fresh_int_array_~size#1|) (or .cse11 (not .cse21) .cse19) (forall ((v_ArrVal_711 (Array Int Int)) (v_ArrVal_712 (Array Int Int)) (~a1~0.base Int)) (let ((.cse25 (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 .cse25 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|)) (.cse22 (select .cse25 ~a1~0.base))) (or (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int)) (or (not (let ((.cse23 (* 4 |thread1Thread1of1ForFork1_~i~0#1|))) (= (select .cse22 (+ .cse23 c_~a1~0.offset)) (select .cse24 (+ .cse23 |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 .cse24 .cse16) (select .cse22 .cse4)))))) (= 0 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) (<= .cse18 |c_ULTIMATE.start_main_~#t2~0#1.base|) (or .cse11 .cse21 (not .cse0)) (= c_~a1~0.offset 0) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_main_~#t1~0#1.base|)))) is different from false Received shutdown request... [2023-05-04 17:49:03,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-05-04 17:49:03,410 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2023-05-04 17:49:03,412 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 17:49:03,412 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 17:49:03,412 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 17:49:03,415 INFO L444 BasicCegarLoop]: Path program histogram: [6, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2023-05-04 17:49:03,418 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 17:49:03,418 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 17:49:03,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 05:49:03 BasicIcfg [2023-05-04 17:49:03,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 17:49:03,420 INFO L158 Benchmark]: Toolchain (without parser) took 713072.82ms. Allocated memory was 181.4MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 124.9MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2023-05-04 17:49:03,420 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 181.4MB. Free memory was 141.6MB in the beginning and 141.4MB in the end (delta: 150.4kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 17:49:03,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.77ms. Allocated memory is still 181.4MB. Free memory was 124.8MB in the beginning and 154.7MB in the end (delta: -29.9MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. [2023-05-04 17:49:03,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.70ms. Allocated memory is still 181.4MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 17:49:03,421 INFO L158 Benchmark]: Boogie Preprocessor took 35.67ms. Allocated memory is still 181.4MB. Free memory was 152.6MB in the beginning and 150.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 17:49:03,421 INFO L158 Benchmark]: RCFGBuilder took 614.08ms. Allocated memory is still 181.4MB. Free memory was 150.5MB in the beginning and 130.2MB in the end (delta: 20.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-05-04 17:49:03,421 INFO L158 Benchmark]: TraceAbstraction took 712123.13ms. Allocated memory was 181.4MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 129.1MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2023-05-04 17:49:03,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 181.4MB. Free memory was 141.6MB in the beginning and 141.4MB in the end (delta: 150.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 242.77ms. Allocated memory is still 181.4MB. Free memory was 124.8MB in the beginning and 154.7MB in the end (delta: -29.9MB). Peak memory consumption was 12.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.70ms. Allocated memory is still 181.4MB. Free memory was 154.7MB in the beginning and 152.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.67ms. Allocated memory is still 181.4MB. Free memory was 152.6MB in the beginning and 150.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 614.08ms. Allocated memory is still 181.4MB. Free memory was 150.5MB in the beginning and 130.2MB in the end (delta: 20.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 712123.13ms. Allocated memory was 181.4MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 129.1MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1622380, independent: 1604263, independent conditional: 1595773, independent unconditional: 8490, dependent: 18117, dependent conditional: 18102, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1604283, independent: 1604263, independent conditional: 1595773, 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: 1604283, independent: 1604263, independent conditional: 1595773, 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: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 434, dependent unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 263, dependent unconditional: 476, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 263, dependent unconditional: 476, 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: 139, independent: 43, independent conditional: 15, independent unconditional: 27, dependent: 97, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1605002, independent: 1596861, independent conditional: 276, independent unconditional: 1596585, dependent: 695, dependent conditional: 234, dependent unconditional: 461, 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: 171, Maximal queried relation: 20, Independence queries for same thread: 18097 - 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: 1622380, independent: 1604263, independent conditional: 1595773, independent unconditional: 8490, dependent: 18117, dependent conditional: 18102, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1604283, independent: 1604263, independent conditional: 1595773, 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: 1604283, independent: 1604263, independent conditional: 1595773, 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: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 434, dependent unconditional: 305, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 263, dependent unconditional: 476, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1605002, independent: 1604263, independent conditional: 285, independent unconditional: 1603978, dependent: 739, dependent conditional: 263, dependent unconditional: 476, 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: 139, independent: 43, independent conditional: 15, independent unconditional: 27, dependent: 97, dependent conditional: 57, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1605002, independent: 1596861, independent conditional: 276, independent unconditional: 1596585, dependent: 695, dependent conditional: 234, dependent unconditional: 461, 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: 171, Maximal queried relation: 20, Independence queries for same thread: 18097 - 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: 711.9s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 635.7s, 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: 4538, 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, 2.7s SatisfiabilityAnalysisTime, 67.3s 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