/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 02:35:14,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 02:35:14,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 02:35:14,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-04 02:35:14,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 02:35:14,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 02:35:14,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 02:35:14,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 02:35:14,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 02:35:14,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 02:35:14,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 02:35:14,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 02:35:14,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 02:35:14,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 02:35:14,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 02:35:14,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 02:35:14,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 02:35:14,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 02:35:14,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 02:35:14,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 02:35:14,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 02:35:14,834 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 02:35:14,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 02:35:14,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 02:35:14,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 02:35:14,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 02:35:14,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 02:35:14,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 02:35:14,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 02:35:14,837 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 02:35:14,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 02:35:14,837 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 02:35:14,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 02:35:14,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 02:35:14,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 02:35:14,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 02:35:14,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 02:35:14,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 02:35:14,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 02:35:14,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 02:35:14,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 02:35:14,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 02:35:14,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 02:35:14,840 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 02:35:14,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-04 02:35:15,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 02:35:15,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 02:35:15,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 02:35:15,024 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 02:35:15,024 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 02:35:15,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-05-04 02:35:15,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b477f9/f4b48cc93c7f466492ce033645374102/FLAGf4c576561 [2023-05-04 02:35:15,508 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 02:35:15,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-05-04 02:35:15,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b477f9/f4b48cc93c7f466492ce033645374102/FLAGf4c576561 [2023-05-04 02:35:15,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092b477f9/f4b48cc93c7f466492ce033645374102 [2023-05-04 02:35:15,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 02:35:15,537 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 02:35:15,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 02:35:15,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 02:35:15,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 02:35:15,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 02:35:15" (1/1) ... [2023-05-04 02:35:15,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9ae71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:15, skipping insertion in model container [2023-05-04 02:35:15,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 02:35:15" (1/1) ... [2023-05-04 02:35:15,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 02:35:15,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 02:35:15,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-05-04 02:35:15,975 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:15,975 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:15,976 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:15,976 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:16,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 02:35:16,016 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 02:35:16,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-05-04 02:35:16,039 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:16,040 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:16,040 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:16,040 WARN L1554 CHandler]: Possible shadowing of function new [2023-05-04 02:35:16,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 02:35:16,081 INFO L208 MainTranslator]: Completed translation [2023-05-04 02:35:16,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16 WrapperNode [2023-05-04 02:35:16,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 02:35:16,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 02:35:16,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 02:35:16,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 02:35:16,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,122 INFO L138 Inliner]: procedures = 277, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2023-05-04 02:35:16,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 02:35:16,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 02:35:16,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 02:35:16,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 02:35:16,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,148 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 02:35:16,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 02:35:16,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 02:35:16,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 02:35:16,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (1/1) ... [2023-05-04 02:35:16,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 02:35:16,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:16,182 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 02:35:16,190 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 02:35:16,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 02:35:16,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-04 02:35:16,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-05-04 02:35:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 02:35:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 02:35:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 02:35:16,209 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 02:35:16,351 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 02:35:16,353 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 02:35:16,617 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 02:35:16,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 02:35:16,623 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2023-05-04 02:35:16,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:35:16 BoogieIcfgContainer [2023-05-04 02:35:16,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 02:35:16,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 02:35:16,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 02:35:16,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 02:35:16,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 02:35:15" (1/3) ... [2023-05-04 02:35:16,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc5b6db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:35:16, skipping insertion in model container [2023-05-04 02:35:16,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 02:35:16" (2/3) ... [2023-05-04 02:35:16,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dc5b6db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:35:16, skipping insertion in model container [2023-05-04 02:35:16,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:35:16" (3/3) ... [2023-05-04 02:35:16,636 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2023-05-04 02:35:16,641 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 02:35:16,648 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 02:35:16,648 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 02:35:16,648 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 02:35:16,713 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-05-04 02:35:16,744 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 02:35:16,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 02:35:16,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:16,746 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 02:35:16,749 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 02:35:16,794 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 02:35:16,819 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2023-05-04 02:35:16,824 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;@49f312a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 02:35:16,825 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-04 02:35:17,015 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:17,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:17,023 INFO L85 PathProgramCache]: Analyzing trace with hash 868555911, now seen corresponding path program 1 times [2023-05-04 02:35:17,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:17,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509684985] [2023-05-04 02:35:17,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:17,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 02:35:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:17,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:17,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509684985] [2023-05-04 02:35:17,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509684985] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 02:35:17,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 02:35:17,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 02:35:17,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438327866] [2023-05-04 02:35:17,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 02:35:17,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 02:35:17,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:17,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 02:35:17,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 02:35:17,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:17,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 02:35:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 02:35:17,378 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:17,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:17,379 INFO L85 PathProgramCache]: Analyzing trace with hash -876006768, now seen corresponding path program 1 times [2023-05-04 02:35:17,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:17,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510635887] [2023-05-04 02:35:17,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:17,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 02:35:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:17,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:17,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510635887] [2023-05-04 02:35:17,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510635887] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 02:35:17,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 02:35:17,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 02:35:17,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499957310] [2023-05-04 02:35:17,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 02:35:17,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 02:35:17,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:17,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 02:35:17,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 02:35:17,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,574 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:17,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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 02:35:17,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 02:35:17,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:17,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:17,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1501928238, now seen corresponding path program 1 times [2023-05-04 02:35:17,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:17,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056085764] [2023-05-04 02:35:17,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:17,642 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:17,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [892394601] [2023-05-04 02:35:17,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:17,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:17,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:17,650 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 02:35:17,653 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 02:35:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 02:35:17,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 2 conjunts are in the unsatisfiable core [2023-05-04 02:35:17,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 02:35:17,820 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-04 02:35:17,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 02:35:17,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:17,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056085764] [2023-05-04 02:35:17,821 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-05-04 02:35:17,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892394601] [2023-05-04 02:35:17,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892394601] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 02:35:17,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 02:35:17,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-04 02:35:17,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543714150] [2023-05-04 02:35:17,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 02:35:17,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-04 02:35:17,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:17,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-04 02:35:17,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-04 02:35:17,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:17,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 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 02:35:17,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:17,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:17,885 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 02:35:18,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-05-04 02:35:18,077 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:18,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:18,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1802251771, now seen corresponding path program 1 times [2023-05-04 02:35:18,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:18,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411434260] [2023-05-04 02:35:18,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:18,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:18,100 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:18,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1740592864] [2023-05-04 02:35:18,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:18,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:18,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:18,102 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 02:35:18,102 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 02:35:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 02:35:18,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-04 02:35:18,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 02:35:18,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:18,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 02:35:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:18,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:18,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411434260] [2023-05-04 02:35:18,433 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-05-04 02:35:18,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1740592864] [2023-05-04 02:35:18,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1740592864] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 02:35:18,433 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-05-04 02:35:18,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-05-04 02:35:18,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394258953] [2023-05-04 02:35:18,434 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-05-04 02:35:18,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 02:35:18,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:18,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 02:35:18,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-05-04 02:35:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:18,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:18,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.125) internal successors, (169), 8 states have internal predecessors, (169), 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 02:35:18,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:18,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:18,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:18,511 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 02:35:18,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:18,705 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:18,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:18,706 INFO L85 PathProgramCache]: Analyzing trace with hash 573495483, now seen corresponding path program 2 times [2023-05-04 02:35:18,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:18,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186312851] [2023-05-04 02:35:18,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:18,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:18,744 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:18,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1358324184] [2023-05-04 02:35:18,746 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 02:35:18,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:18,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:18,747 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 02:35:18,764 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 02:35:18,952 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 02:35:18,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 02:35:18,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-04 02:35:18,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 02:35:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:19,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 02:35:19,300 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 02:35:19,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:19,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186312851] [2023-05-04 02:35:19,301 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-05-04 02:35:19,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358324184] [2023-05-04 02:35:19,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358324184] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 02:35:19,301 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-05-04 02:35:19,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-05-04 02:35:19,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122612274] [2023-05-04 02:35:19,301 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-05-04 02:35:19,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-04 02:35:19,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:19,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-04 02:35:19,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-05-04 02:35:19,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:19,303 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:19,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 19.8125) internal successors, (317), 16 states have internal predecessors, (317), 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 02:35:19,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:19,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:19,492 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 02:35:19,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:19,685 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:19,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:19,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1502273083, now seen corresponding path program 3 times [2023-05-04 02:35:19,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:19,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228177897] [2023-05-04 02:35:19,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:19,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:19,725 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:19,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1176912120] [2023-05-04 02:35:19,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 02:35:19,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:19,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:19,733 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 02:35:19,735 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 02:35:19,908 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-04 02:35:19,908 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 02:35:19,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-04 02:35:19,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 02:35:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2023-05-04 02:35:20,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 02:35:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2023-05-04 02:35:20,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:20,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228177897] [2023-05-04 02:35:20,381 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-05-04 02:35:20,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176912120] [2023-05-04 02:35:20,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176912120] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 02:35:20,382 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-05-04 02:35:20,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-05-04 02:35:20,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655886300] [2023-05-04 02:35:20,382 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-05-04 02:35:20,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 02:35:20,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:20,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 02:35:20,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-05-04 02:35:20,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:20,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:20,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.875) internal successors, (183), 8 states have internal predecessors, (183), 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 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:20,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:20,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:20,467 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 02:35:20,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:20,652 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:20,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:20,653 INFO L85 PathProgramCache]: Analyzing trace with hash 508859707, now seen corresponding path program 4 times [2023-05-04 02:35:20,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:20,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313133960] [2023-05-04 02:35:20,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:20,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:20,748 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:20,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2120873244] [2023-05-04 02:35:20,749 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 02:35:20,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:20,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:20,750 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 02:35:20,751 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 02:35:21,485 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 02:35:21,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 02:35:21,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 3438 conjuncts, 8 conjunts are in the unsatisfiable core [2023-05-04 02:35:21,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 02:35:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7887 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2361 trivial. 0 not checked. [2023-05-04 02:35:22,264 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 02:35:22,981 INFO L134 CoverageAnalysis]: Checked inductivity of 7887 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2361 trivial. 0 not checked. [2023-05-04 02:35:22,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 02:35:22,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313133960] [2023-05-04 02:35:22,983 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-05-04 02:35:22,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120873244] [2023-05-04 02:35:22,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120873244] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 02:35:22,984 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-05-04 02:35:22,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-05-04 02:35:22,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112193919] [2023-05-04 02:35:22,984 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-05-04 02:35:22,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-05-04 02:35:22,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 02:35:22,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-05-04 02:35:22,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-05-04 02:35:22,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:22,987 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 02:35:22,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 24.1875) internal successors, (387), 16 states have internal predecessors, (387), 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 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:22,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 02:35:23,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:23,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-04 02:35:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 02:35:23,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 02:35:23,217 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 02:35:23,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:23,409 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 02:35:23,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 02:35:23,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1921958715, now seen corresponding path program 5 times [2023-05-04 02:35:23,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 02:35:23,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81080144] [2023-05-04 02:35:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 02:35:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 02:35:23,585 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-05-04 02:35:23,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1928375963] [2023-05-04 02:35:23,586 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 02:35:23,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 02:35:23,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 02:35:23,587 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 02:35:23,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process Received shutdown request... [2023-05-04 02:50:03,051 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 02:50:03,051 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 02:50:03,051 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 02:50:04,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2023-05-04 02:50:04,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-04 02:50:04,261 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forcibly destroying the process [2023-05-04 02:50:04,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 137 [2023-05-04 02:50:04,300 ERROR L245 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2023-05-04 02:50:04,302 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-05-04 02:50:04,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-04 02:50:04,302 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1998 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. [2023-05-04 02:50:04,308 INFO L444 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1] [2023-05-04 02:50:04,309 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was TIMEOUT (1/2) [2023-05-04 02:50:04,310 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 02:50:04,310 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 02:50:04,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:50:04 BasicIcfg [2023-05-04 02:50:04,312 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 02:50:04,312 INFO L158 Benchmark]: Toolchain (without parser) took 888775.11ms. Allocated memory was 204.5MB in the beginning and 396.4MB in the end (delta: 191.9MB). Free memory was 173.6MB in the beginning and 280.9MB in the end (delta: -107.2MB). Peak memory consumption was 84.9MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,313 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 204.5MB. Free memory is still 161.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 02:50:04,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.15ms. Allocated memory was 204.5MB in the beginning and 291.5MB in the end (delta: 87.0MB). Free memory was 173.6MB in the beginning and 240.4MB in the end (delta: -66.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.97ms. Allocated memory is still 291.5MB. Free memory was 239.9MB in the beginning and 236.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,313 INFO L158 Benchmark]: Boogie Preprocessor took 28.18ms. Allocated memory is still 291.5MB. Free memory was 236.8MB in the beginning and 234.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,313 INFO L158 Benchmark]: RCFGBuilder took 473.00ms. Allocated memory is still 291.5MB. Free memory was 234.7MB in the beginning and 213.2MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,314 INFO L158 Benchmark]: TraceAbstraction took 887685.53ms. Allocated memory was 291.5MB in the beginning and 396.4MB in the end (delta: 104.9MB). Free memory was 212.1MB in the beginning and 280.9MB in the end (delta: -68.7MB). Peak memory consumption was 36.6MB. Max. memory is 8.0GB. [2023-05-04 02:50:04,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 204.5MB. Free memory is still 161.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 544.15ms. Allocated memory was 204.5MB in the beginning and 291.5MB in the end (delta: 87.0MB). Free memory was 173.6MB in the beginning and 240.4MB in the end (delta: -66.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.97ms. Allocated memory is still 291.5MB. Free memory was 239.9MB in the beginning and 236.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.18ms. Allocated memory is still 291.5MB. Free memory was 236.8MB in the beginning and 234.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 473.00ms. Allocated memory is still 291.5MB. Free memory was 234.7MB in the beginning and 213.2MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 887685.53ms. Allocated memory was 291.5MB in the beginning and 396.4MB in the end (delta: 104.9MB). Free memory was 212.1MB in the beginning and 280.9MB in the end (delta: -68.7MB). Peak memory consumption was 36.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3935, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 790, dependent conditional: 783, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2123, independent: 2116, independent conditional: 0, independent unconditional: 2116, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2123, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3152, independent: 1029, independent conditional: 0, independent unconditional: 1029, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2123, unknown conditional: 0, unknown unconditional: 2123] , Statistics on independence cache: Total cache size (in pairs): 2123, Positive cache size: 2116, Positive conditional cache size: 0, Positive unconditional cache size: 2116, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 783 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 192, Number of trivial persistent sets: 169, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2369, independent: 2362, independent conditional: 0, independent unconditional: 2362, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3935, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 790, dependent conditional: 783, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 783, independent unconditional: 2362, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3152, independent: 3145, independent conditional: 0, independent unconditional: 3145, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2123, independent: 2116, independent conditional: 0, independent unconditional: 2116, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2123, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 46, independent conditional: 0, independent unconditional: 46, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3152, independent: 1029, independent conditional: 0, independent unconditional: 1029, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2123, unknown conditional: 0, unknown unconditional: 2123] , Statistics on independence cache: Total cache size (in pairs): 2123, Positive cache size: 2116, Positive conditional cache size: 0, Positive unconditional cache size: 2116, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 783 - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 1998 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 248 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 887.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.8s, 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: 69, 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: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1951 NumberOfCodeBlocks, 1629 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 3552 ConstructedInterpolants, 0 QuantifiedInterpolants, 8544 SizeOfPredicates, 16 NumberOfNonLiveVariables, 5317 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 6378/17662 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