/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/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 22:03:58,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-19 22:03:58,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-19 22:03:58,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-19 22:03:58,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-19 22:03:58,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-19 22:03:58,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-19 22:03:58,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-19 22:03:58,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-19 22:03:58,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-19 22:03:58,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-19 22:03:58,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-19 22:03:58,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-19 22:03:58,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-19 22:03:58,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-19 22:03:58,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-19 22:03:58,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-19 22:03:58,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-19 22:03:58,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-19 22:03:58,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-19 22:03:58,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-19 22:03:58,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-19 22:03:58,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-19 22:03:58,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-19 22:03:58,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-19 22:03:58,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-19 22:03:58,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-19 22:03:58,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-19 22:03:58,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-19 22:03:58,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-19 22:03:58,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-19 22:03:58,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-19 22:03:58,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-19 22:03:58,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-19 22:03:58,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-19 22:03:58,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-19 22:03:58,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-19 22:03:58,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-19 22:03:58,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-19 22:03:58,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-19 22:03:58,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-19 22:03:58,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 22:03:58,326 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 22:03:58,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 22:03:58,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 22:03:58,327 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 22:03:58,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 22:03:58,327 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 22:03:58,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 22:03:58,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 22:03:58,328 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 22:03:58,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 22:03:58,329 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 22:03:58,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 22:03:58,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 22:03:58,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 22:03:58,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 22:03:58,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 22:03:58,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 22:03:58,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 22:03:58,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 22:03:58,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 22:03:58,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 22:03:58,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 22:03:58,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 22:03:58,333 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 22:03:58,333 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-19 22:03:58,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 22:03:58,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 22:03:58,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 22:03:58,580 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-19 22:03:58,581 INFO L275 PluginConnector]: CDTParser initialized [2023-05-19 22:03:58,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-05-19 22:03:58,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ffbeafdd/a84b87bb9d704df487828d882b8a43e9/FLAGce8b6dc56 [2023-05-19 22:03:59,393 INFO L306 CDTParser]: Found 1 translation units. [2023-05-19 22:03:59,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-05-19 22:03:59,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ffbeafdd/a84b87bb9d704df487828d882b8a43e9/FLAGce8b6dc56 [2023-05-19 22:03:59,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ffbeafdd/a84b87bb9d704df487828d882b8a43e9 [2023-05-19 22:03:59,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 22:03:59,943 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-19 22:03:59,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-19 22:03:59,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-19 22:03:59,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-19 22:03:59,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 10:03:59" (1/1) ... [2023-05-19 22:03:59,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a60d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:03:59, skipping insertion in model container [2023-05-19 22:03:59,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 10:03:59" (1/1) ... [2023-05-19 22:03:59,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-19 22:04:00,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-19 22:04:01,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-05-19 22:04:02,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 22:04:02,344 INFO L203 MainTranslator]: Completed pre-run [2023-05-19 22:04:02,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2023-05-19 22:04:02,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 22:04:02,732 INFO L208 MainTranslator]: Completed translation [2023-05-19 22:04:02,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02 WrapperNode [2023-05-19 22:04:02,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-19 22:04:02,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 22:04:02,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 22:04:02,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 22:04:02,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:02,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,022 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 6644 [2023-05-19 22:04:03,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 22:04:03,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 22:04:03,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 22:04:03,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 22:04:03,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,226 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 22:04:03,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 22:04:03,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 22:04:03,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 22:04:03,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (1/1) ... [2023-05-19 22:04:03,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 22:04:03,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 22:04:03,338 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) [2023-05-19 22:04:03,369 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 [2023-05-19 22:04:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2023-05-19 22:04:03,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2023-05-19 22:04:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-05-19 22:04:03,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-05-19 22:04:03,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-19 22:04:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-19 22:04:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-19 22:04:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-19 22:04:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-19 22:04:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 22:04:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 22:04:03,390 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 22:04:04,005 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 22:04:04,007 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 22:04:08,684 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 22:04:08,728 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 22:04:08,728 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-19 22:04:08,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 10:04:08 BoogieIcfgContainer [2023-05-19 22:04:08,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 22:04:08,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 22:04:08,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 22:04:08,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 22:04:08,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.05 10:03:59" (1/3) ... [2023-05-19 22:04:08,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d44761a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 10:04:08, skipping insertion in model container [2023-05-19 22:04:08,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 10:04:02" (2/3) ... [2023-05-19 22:04:08,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d44761a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 10:04:08, skipping insertion in model container [2023-05-19 22:04:08,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 10:04:08" (3/3) ... [2023-05-19 22:04:08,750 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2023-05-19 22:04:08,760 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 22:04:08,768 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 22:04:08,768 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 22:04:08,769 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 22:04:10,055 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2023-05-19 22:04:10,219 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 22:04:10,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 22:04:10,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 22:04:10,225 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) [2023-05-19 22:04:10,244 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 [2023-05-19 22:04:10,265 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 22:04:10,363 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_random_allocationless_scenario_3Thread1of1ForFork1 ======== [2023-05-19 22:04:10,370 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;@142e25a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 22:04:10,371 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-19 22:04:14,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:04:14,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:04:14,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1555749060, now seen corresponding path program 1 times [2023-05-19 22:04:14,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:04:14,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298890223] [2023-05-19 22:04:14,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:04:14,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:04:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:04:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-19 22:04:16,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:04:16,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298890223] [2023-05-19 22:04:16,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298890223] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:04:16,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:04:16,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-19 22:04:16,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666613520] [2023-05-19 22:04:16,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:04:16,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-19 22:04:16,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:04:16,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-19 22:04:16,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-19 22:04:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:16,681 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:04:16,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 935.5) internal successors, (1871), 2 states have internal predecessors, (1871), 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) [2023-05-19 22:04:16,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:56,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:56,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-19 22:04:56,451 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:04:56,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:04:56,452 INFO L85 PathProgramCache]: Analyzing trace with hash 417617259, now seen corresponding path program 1 times [2023-05-19 22:04:56,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:04:56,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581490307] [2023-05-19 22:04:56,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:04:56,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:04:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:04:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 22:04:57,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:04:57,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581490307] [2023-05-19 22:04:57,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581490307] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:04:57,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:04:57,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 22:04:57,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850270113] [2023-05-19 22:04:57,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:04:57,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 22:04:57,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:04:57,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 22:04:57,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 22:04:57,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:57,948 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:04:57,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 612.3333333333334) internal successors, (1837), 3 states have internal predecessors, (1837), 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) [2023-05-19 22:04:57,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:57,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:58,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:58,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:04:58,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-19 22:04:58,303 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:04:58,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:04:58,304 INFO L85 PathProgramCache]: Analyzing trace with hash 145983625, now seen corresponding path program 1 times [2023-05-19 22:04:58,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:04:58,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309931673] [2023-05-19 22:04:58,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:04:58,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:04:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:04:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 22:04:59,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:04:59,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309931673] [2023-05-19 22:04:59,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309931673] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:04:59,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:04:59,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 22:04:59,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030759474] [2023-05-19 22:04:59,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:04:59,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 22:04:59,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:04:59,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 22:04:59,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 22:04:59,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:59,986 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:04:59,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 613.0) internal successors, (1839), 3 states have internal predecessors, (1839), 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) [2023-05-19 22:04:59,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:04:59,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:04:59,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:05,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:05,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:05,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:05,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-19 22:05:05,012 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:05,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:05,014 INFO L85 PathProgramCache]: Analyzing trace with hash 2010369831, now seen corresponding path program 1 times [2023-05-19 22:05:05,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:05,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79699375] [2023-05-19 22:05:05,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:05,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 22:05:06,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:06,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79699375] [2023-05-19 22:05:06,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79699375] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 22:05:06,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288850543] [2023-05-19 22:05:06,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:06,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 22:05:06,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 22:05:06,922 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) [2023-05-19 22:05:06,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 22:05:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:08,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 4979 conjuncts, 3 conjunts are in the unsatisfiable core [2023-05-19 22:05:08,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 22:05:08,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 22:05:08,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 22:05:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 22:05:09,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288850543] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 22:05:09,262 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 22:05:09,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2023-05-19 22:05:09,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440548047] [2023-05-19 22:05:09,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 22:05:09,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-19 22:05:09,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:09,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-19 22:05:09,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-19 22:05:09,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:09,268 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:09,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 492.4) internal successors, (2462), 5 states have internal predecessors, (2462), 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) [2023-05-19 22:05:09,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:09,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:09,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:09,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:09,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:09,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:09,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:09,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:09,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-19 22:05:09,769 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 [2023-05-19 22:05:09,769 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:09,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:09,771 INFO L85 PathProgramCache]: Analyzing trace with hash 2091626185, now seen corresponding path program 2 times [2023-05-19 22:05:09,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:09,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046270386] [2023-05-19 22:05:09,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:09,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-05-19 22:05:11,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:11,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046270386] [2023-05-19 22:05:11,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046270386] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:11,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:11,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-19 22:05:11,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875305636] [2023-05-19 22:05:11,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:11,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-19 22:05:11,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:11,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-19 22:05:11,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-05-19 22:05:11,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:11,751 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:11,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 430.0) internal successors, (2150), 5 states have internal predecessors, (2150), 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) [2023-05-19 22:05:11,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:11,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:11,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:11,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:11,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:12,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:12,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-19 22:05:12,038 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:12,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:12,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1422690480, now seen corresponding path program 1 times [2023-05-19 22:05:12,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:12,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414306672] [2023-05-19 22:05:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-05-19 22:05:15,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:15,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414306672] [2023-05-19 22:05:15,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414306672] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:15,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:15,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-19 22:05:15,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165452003] [2023-05-19 22:05:15,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:15,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-19 22:05:15,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:15,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-19 22:05:15,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2023-05-19 22:05:15,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:15,454 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:15,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 164.92307692307693) internal successors, (2144), 13 states have internal predecessors, (2144), 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) [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:15,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:16,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:16,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-19 22:05:16,536 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:16,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:16,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1671860901, now seen corresponding path program 1 times [2023-05-19 22:05:16,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:16,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700424097] [2023-05-19 22:05:16,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:16,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:20,758 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-05-19 22:05:20,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:20,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700424097] [2023-05-19 22:05:20,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700424097] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:20,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:20,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-19 22:05:20,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009563482] [2023-05-19 22:05:20,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:20,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-19 22:05:20,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:20,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-19 22:05:20,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-19 22:05:20,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:20,762 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:20,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 305.57142857142856) internal successors, (2139), 7 states have internal predecessors, (2139), 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) [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:20,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:21,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:21,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:21,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-19 22:05:21,705 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:21,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:21,706 INFO L85 PathProgramCache]: Analyzing trace with hash -775631006, now seen corresponding path program 1 times [2023-05-19 22:05:21,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:21,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182970504] [2023-05-19 22:05:21,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:21,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:23,929 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-05-19 22:05:23,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:23,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182970504] [2023-05-19 22:05:23,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182970504] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:23,930 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:23,930 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-19 22:05:23,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462772173] [2023-05-19 22:05:23,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:23,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-19 22:05:23,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:23,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-19 22:05:23,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-05-19 22:05:23,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:23,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:23,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 433.2) internal successors, (2166), 5 states have internal predecessors, (2166), 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) [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:23,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:25,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:25,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-19 22:05:25,798 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:25,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:25,799 INFO L85 PathProgramCache]: Analyzing trace with hash 807640915, now seen corresponding path program 1 times [2023-05-19 22:05:25,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:25,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770988999] [2023-05-19 22:05:25,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:30,274 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-05-19 22:05:30,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:30,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770988999] [2023-05-19 22:05:30,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770988999] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:30,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:30,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-19 22:05:30,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072774978] [2023-05-19 22:05:30,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:30,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-19 22:05:30,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:30,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-19 22:05:30,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-19 22:05:30,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:30,279 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:30,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 322.7142857142857) internal successors, (2259), 7 states have internal predecessors, (2259), 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) [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:30,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:05:31,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-19 22:05:31,436 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:31,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:31,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1469472746, now seen corresponding path program 1 times [2023-05-19 22:05:31,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:31,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015966849] [2023-05-19 22:05:31,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:31,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2023-05-19 22:05:39,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:39,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015966849] [2023-05-19 22:05:39,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015966849] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:39,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:39,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-05-19 22:05:39,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71241829] [2023-05-19 22:05:39,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:39,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-19 22:05:39,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:39,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-19 22:05:39,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2023-05-19 22:05:39,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:39,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:39,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 165.07142857142858) internal successors, (2311), 14 states have internal predecessors, (2311), 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) [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:05:39,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:40,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:05:40,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:05:40,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-19 22:05:40,552 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:40,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:40,553 INFO L85 PathProgramCache]: Analyzing trace with hash -898868344, now seen corresponding path program 1 times [2023-05-19 22:05:40,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:40,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086479858] [2023-05-19 22:05:40,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:40,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:05:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4339 backedges. 2845 proven. 0 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2023-05-19 22:05:54,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:05:54,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086479858] [2023-05-19 22:05:54,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086479858] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:05:54,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:05:54,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-19 22:05:54,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731296971] [2023-05-19 22:05:54,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:05:54,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-19 22:05:54,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:05:54,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-19 22:05:54,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-05-19 22:05:54,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:54,514 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:05:54,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 306.3333333333333) internal successors, (3676), 12 states have internal predecessors, (3676), 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) [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:05:54,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:05:54,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:55,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:05:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:05:55,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-05-19 22:05:55,560 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:05:55,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:05:55,561 INFO L85 PathProgramCache]: Analyzing trace with hash 641235073, now seen corresponding path program 1 times [2023-05-19 22:05:55,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:05:55,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803351700] [2023-05-19 22:05:55,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:05:55,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:05:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:06:13,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 4293 proven. 0 refuted. 0 times theorem prover too weak. 2390 trivial. 0 not checked. [2023-05-19 22:06:13,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:06:13,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803351700] [2023-05-19 22:06:13,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803351700] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:06:13,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:06:13,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-05-19 22:06:13,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154338078] [2023-05-19 22:06:13,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:06:13,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-19 22:06:13,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:06:13,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-19 22:06:13,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2023-05-19 22:06:13,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:13,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:06:13,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 204.05555555555554) internal successors, (3673), 18 states have internal predecessors, (3673), 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) [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:13,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:13,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:15,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:15,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:15,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:06:15,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:15,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:06:15,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-05-19 22:06:15,126 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:06:15,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:06:15,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1767082047, now seen corresponding path program 1 times [2023-05-19 22:06:15,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:06:15,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192379477] [2023-05-19 22:06:15,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:06:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:06:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:06:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6683 trivial. 0 not checked. [2023-05-19 22:06:22,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:06:22,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192379477] [2023-05-19 22:06:22,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192379477] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:06:22,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:06:22,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-19 22:06:22,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072036799] [2023-05-19 22:06:22,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:06:22,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-19 22:06:22,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:06:22,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-19 22:06:22,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-19 22:06:22,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:22,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:06:22,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 879.6666666666666) internal successors, (2639), 3 states have internal predecessors, (2639), 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) [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-19 22:06:22,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:22,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:06:22,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:26,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 22:06:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:06:26,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:26,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-05-19 22:06:26,920 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:06:26,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:06:26,922 INFO L85 PathProgramCache]: Analyzing trace with hash 2492234, now seen corresponding path program 1 times [2023-05-19 22:06:26,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:06:26,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475458873] [2023-05-19 22:06:26,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:06:26,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:06:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:06:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6683 trivial. 0 not checked. [2023-05-19 22:06:37,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:06:37,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475458873] [2023-05-19 22:06:37,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475458873] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:06:37,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:06:37,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-19 22:06:37,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826106261] [2023-05-19 22:06:37,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:06:37,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-19 22:06:37,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:06:37,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-19 22:06:37,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2023-05-19 22:06:37,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:37,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:06:37,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 221.46153846153845) internal successors, (2879), 13 states have internal predecessors, (2879), 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) [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:37,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:37,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:39,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:06:39,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:06:39,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:06:39,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-19 22:06:39,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-05-19 22:06:39,026 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-19 22:06:39,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 22:06:39,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1218006733, now seen corresponding path program 1 times [2023-05-19 22:06:39,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 22:06:39,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83892036] [2023-05-19 22:06:39,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 22:06:39,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 22:07:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 22:07:15,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6683 trivial. 0 not checked. [2023-05-19 22:07:15,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 22:07:15,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83892036] [2023-05-19 22:07:15,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83892036] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-19 22:07:15,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-19 22:07:15,947 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-19 22:07:15,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798554929] [2023-05-19 22:07:15,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-19 22:07:15,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-19 22:07:15,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 22:07:15,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-19 22:07:15,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-05-19 22:07:15,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:07:15,953 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 22:07:15,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 412.0) internal successors, (2884), 7 states have internal predecessors, (2884), 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) [2023-05-19 22:07:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 22:07:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:07:15,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-19 22:07:15,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.