./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2918782730b898201704d9b3003ae0985f9c80ef ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 23:16:53,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 23:16:53,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 23:16:53,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 23:16:53,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 23:16:53,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 23:16:53,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 23:16:53,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 23:16:53,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 23:16:53,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 23:16:53,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 23:16:53,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 23:16:53,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 23:16:53,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 23:16:53,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 23:16:53,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 23:16:53,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 23:16:53,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 23:16:53,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 23:16:53,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 23:16:53,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 23:16:53,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 23:16:53,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 23:16:53,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 23:16:53,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 23:16:53,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 23:16:53,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 23:16:53,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 23:16:53,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 23:16:53,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 23:16:53,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 23:16:53,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 23:16:53,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 23:16:53,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 23:16:53,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 23:16:53,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 23:16:53,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 23:16:53,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 23:16:53,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 23:16:53,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 23:16:53,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 23:16:53,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-28 23:16:53,348 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 23:16:53,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 23:16:53,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 23:16:53,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 23:16:53,352 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 23:16:53,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 23:16:53,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 23:16:53,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 23:16:53,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 23:16:53,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 23:16:53,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 23:16:53,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 23:16:53,355 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 23:16:53,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 23:16:53,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 23:16:53,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 23:16:53,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 23:16:53,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 23:16:53,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:16:53,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 23:16:53,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 23:16:53,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 23:16:53,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 23:16:53,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 23:16:53,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 23:16:53,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 23:16:53,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 23:16:53,364 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2918782730b898201704d9b3003ae0985f9c80ef [2020-07-28 23:16:53,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 23:16:53,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 23:16:53,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 23:16:53,722 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 23:16:53,723 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 23:16:53,724 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-28 23:16:53,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae4fbfa0d/98721ae2fc014b7db89de41aa5c03f7e/FLAGd92e28480 [2020-07-28 23:16:54,446 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 23:16:54,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-28 23:16:54,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae4fbfa0d/98721ae2fc014b7db89de41aa5c03f7e/FLAGd92e28480 [2020-07-28 23:16:54,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae4fbfa0d/98721ae2fc014b7db89de41aa5c03f7e [2020-07-28 23:16:54,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 23:16:54,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 23:16:54,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:54,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 23:16:54,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 23:16:54,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:54" (1/1) ... [2020-07-28 23:16:54,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38834f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:54, skipping insertion in model container [2020-07-28 23:16:54,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 11:16:54" (1/1) ... [2020-07-28 23:16:54,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 23:16:54,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 23:16:55,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 23:16:55,695 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 23:16:55,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 23:16:55,955 INFO L208 MainTranslator]: Completed translation [2020-07-28 23:16:55,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55 WrapperNode [2020-07-28 23:16:55,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 23:16:55,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 23:16:55,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 23:16:55,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 23:16:55,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:55,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 23:16:56,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 23:16:56,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 23:16:56,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 23:16:56,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... [2020-07-28 23:16:56,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 23:16:56,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 23:16:56,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 23:16:56,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 23:16:56,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 23:16:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-28 23:16:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 23:16:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-28 23:16:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-28 23:16:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 23:16:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-28 23:16:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-28 23:16:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-28 23:16:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-28 23:16:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 23:16:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 23:16:58,144 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 23:16:58,144 INFO L295 CfgBuilder]: Removed 112 assume(true) statements. [2020-07-28 23:16:58,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 11:16:58 BoogieIcfgContainer [2020-07-28 23:16:58,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 23:16:58,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 23:16:58,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 23:16:58,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 23:16:58,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 11:16:54" (1/3) ... [2020-07-28 23:16:58,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b20ceff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 11:16:58, skipping insertion in model container [2020-07-28 23:16:58,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 11:16:55" (2/3) ... [2020-07-28 23:16:58,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b20ceff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 11:16:58, skipping insertion in model container [2020-07-28 23:16:58,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 11:16:58" (3/3) ... [2020-07-28 23:16:58,160 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2020-07-28 23:16:58,172 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 23:16:58,180 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 23:16:58,193 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 23:16:58,220 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 23:16:58,221 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 23:16:58,221 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 23:16:58,221 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 23:16:58,221 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 23:16:58,222 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 23:16:58,222 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 23:16:58,222 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 23:16:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2020-07-28 23:16:58,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-07-28 23:16:58,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 23:16:58,250 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 23:16:58,250 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 23:16:58,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 23:16:58,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1318229169, now seen corresponding path program 1 times [2020-07-28 23:16:58,268 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 23:16:58,269 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084502836] [2020-07-28 23:16:58,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 23:16:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 23:16:58,672 INFO L280 TraceCheckUtils]: 0: Hoare triple {96#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(16);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(12);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(73);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(40);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(24);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(10);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(40);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(45);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(12);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(45);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(8);~LDV_IN_INTERRUPT~0 := 1;~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 0;call ~#iobase~0.base, ~#iobase~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#iobase~0.base, ~#iobase~0.offset, 4);~mymtd~0.base, ~mymtd~0.offset := 0, 0;call ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset := #Ultimate.allocOnStack(68);call write~init~int(0, ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(3735899821, ~#l440gx_vpp_lock~0.base, 4 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(4294967295, ~#l440gx_vpp_lock~0.base, 8 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~$Pointer$(0, -1, ~#l440gx_vpp_lock~0.base, 12 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 20 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 28 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 36 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(#t~string65.base, #t~string65.offset, ~#l440gx_vpp_lock~0.base, 44 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 52 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 56 + ~#l440gx_vpp_lock~0.offset, 8);~l440gx_vpp_refcnt~0 := 0;call ~#l440gx_map~0.base, ~#l440gx_map~0.offset := #Ultimate.allocOnStack(144);call write~init~$Pointer$(#t~string74.base, #t~string74.offset, ~#l440gx_map~0.base, ~#l440gx_map~0.offset, 8);call write~init~int(1048576, ~#l440gx_map~0.base, 8 + ~#l440gx_map~0.offset, 8);call write~init~int(4293918720, ~#l440gx_map~0.base, 16 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 24 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 32 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 40 + ~#l440gx_map~0.offset, 4);call write~init~int(1, ~#l440gx_map~0.base, 44 + ~#l440gx_map~0.offset, 4);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 48 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 56 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 64 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 72 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 80 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 88 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 96 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 104 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 112 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 120 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 128 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 136 + ~#l440gx_map~0.offset, 8);~ldv_retval_0~0 := 0;~ldv_module_refcounter~0 := 1; {96#true} is VALID [2020-07-28 23:16:58,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {96#true} havoc main_#res;havoc main_#t~nondet120, main_#t~switch121, main_#t~nondet122, main_#t~switch123, main_#t~ret124, main_~tmp~12, main_~tmp___0~4;havoc main_~tmp~12;havoc main_~tmp___0~4; {96#true} is VALID [2020-07-28 23:16:58,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {96#true} ~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 1; {98#(= 1 ~ldv_state_variable_0~0)} is VALID [2020-07-28 23:16:58,676 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#(= 1 ~ldv_state_variable_0~0)} assume -2147483648 <= main_#t~nondet120 && main_#t~nondet120 <= 2147483647;main_~tmp~12 := main_#t~nondet120;havoc main_#t~nondet120;main_#t~switch121 := 0 == main_~tmp~12; {98#(= 1 ~ldv_state_variable_0~0)} is VALID [2020-07-28 23:16:58,678 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#(= 1 ~ldv_state_variable_0~0)} assume main_#t~switch121; {98#(= 1 ~ldv_state_variable_0~0)} is VALID [2020-07-28 23:16:58,680 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#(= 1 ~ldv_state_variable_0~0)} assume 0 != ~ldv_state_variable_0~0;assume -2147483648 <= main_#t~nondet122 && main_#t~nondet122 <= 2147483647;main_~tmp___0~4 := main_#t~nondet122;havoc main_#t~nondet122;main_#t~switch123 := 0 == main_~tmp___0~4; {98#(= 1 ~ldv_state_variable_0~0)} is VALID [2020-07-28 23:16:58,682 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#(= 1 ~ldv_state_variable_0~0)} assume main_#t~switch123; {98#(= 1 ~ldv_state_variable_0~0)} is VALID [2020-07-28 23:16:58,683 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#(= 1 ~ldv_state_variable_0~0)} assume 3 == ~ldv_state_variable_0~0 && 0 == ~ref_cnt~0;havoc cleanup_l440gx_#t~ret118, cleanup_l440gx_#t~mem119.base, cleanup_l440gx_#t~mem119.offset;mtd_device_unregister_#in~arg0.base, mtd_device_unregister_#in~arg0.offset := ~mymtd~0.base, ~mymtd~0.offset;havoc mtd_device_unregister_#res;havoc mtd_device_unregister_#t~nondet134, mtd_device_unregister_~arg0.base, mtd_device_unregister_~arg0.offset;mtd_device_unregister_~arg0.base, mtd_device_unregister_~arg0.offset := mtd_device_unregister_#in~arg0.base, mtd_device_unregister_#in~arg0.offset;assume -2147483648 <= mtd_device_unregister_#t~nondet134 && mtd_device_unregister_#t~nondet134 <= 2147483647;mtd_device_unregister_#res := mtd_device_unregister_#t~nondet134;havoc mtd_device_unregister_#t~nondet134; {97#false} is VALID [2020-07-28 23:16:58,684 INFO L280 TraceCheckUtils]: 8: Hoare triple {97#false} cleanup_l440gx_#t~ret118 := mtd_device_unregister_#res;assume -2147483648 <= cleanup_l440gx_#t~ret118 && cleanup_l440gx_#t~ret118 <= 2147483647;havoc cleanup_l440gx_#t~ret118;map_destroy_#in~arg0.base, map_destroy_#in~arg0.offset := ~mymtd~0.base, ~mymtd~0.offset;havoc map_destroy_~arg0.base, map_destroy_~arg0.offset;map_destroy_~arg0.base, map_destroy_~arg0.offset := map_destroy_#in~arg0.base, map_destroy_#in~arg0.offset; {97#false} is VALID [2020-07-28 23:16:58,684 INFO L280 TraceCheckUtils]: 9: Hoare triple {97#false} call cleanup_l440gx_#t~mem119.base, cleanup_l440gx_#t~mem119.offset := read~$Pointer$(~#l440gx_map~0.base, 24 + ~#l440gx_map~0.offset, 8);iounmap_#in~arg0.base, iounmap_#in~arg0.offset := cleanup_l440gx_#t~mem119.base, cleanup_l440gx_#t~mem119.offset;havoc iounmap_~arg0.base, iounmap_~arg0.offset;iounmap_~arg0.base, iounmap_~arg0.offset := iounmap_#in~arg0.base, iounmap_#in~arg0.offset; {97#false} is VALID [2020-07-28 23:16:58,684 INFO L280 TraceCheckUtils]: 10: Hoare triple {97#false} havoc cleanup_l440gx_#t~mem119.base, cleanup_l440gx_#t~mem119.offset; {97#false} is VALID [2020-07-28 23:16:58,685 INFO L280 TraceCheckUtils]: 11: Hoare triple {97#false} ~ldv_state_variable_0~0 := 2; {97#false} is VALID [2020-07-28 23:16:58,685 INFO L280 TraceCheckUtils]: 12: Hoare triple {97#false} assume 1 != ~ldv_module_refcounter~0; {97#false} is VALID [2020-07-28 23:16:58,686 INFO L280 TraceCheckUtils]: 13: Hoare triple {97#false} assume !false; {97#false} is VALID [2020-07-28 23:16:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 23:16:58,690 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084502836] [2020-07-28 23:16:58,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 23:16:58,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-28 23:16:58,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909753983] [2020-07-28 23:16:58,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-07-28 23:16:58,704 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 23:16:58,708 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 23:16:58,751 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:16:58,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 23:16:58,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 23:16:58,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 23:16:58,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 23:16:58,764 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 3 states. [2020-07-28 23:16:59,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:16:59,237 INFO L93 Difference]: Finished difference Result 197 states and 264 transitions. [2020-07-28 23:16:59,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 23:16:59,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-07-28 23:16:59,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 23:16:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 23:16:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 264 transitions. [2020-07-28 23:16:59,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 23:16:59,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 264 transitions. [2020-07-28 23:16:59,261 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 264 transitions. [2020-07-28 23:16:59,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 264 edges. 264 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:16:59,951 INFO L225 Difference]: With dead ends: 197 [2020-07-28 23:16:59,951 INFO L226 Difference]: Without dead ends: 99 [2020-07-28 23:16:59,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 23:16:59,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-07-28 23:17:00,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-07-28 23:17:00,068 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 23:17:00,069 INFO L82 GeneralOperation]: Start isEquivalent. First operand 99 states. Second operand 99 states. [2020-07-28 23:17:00,069 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 99 states. [2020-07-28 23:17:00,069 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 99 states. [2020-07-28 23:17:00,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:00,077 INFO L93 Difference]: Finished difference Result 99 states and 124 transitions. [2020-07-28 23:17:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2020-07-28 23:17:00,078 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:00,079 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:00,079 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 99 states. [2020-07-28 23:17:00,079 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 99 states. [2020-07-28 23:17:00,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:00,086 INFO L93 Difference]: Finished difference Result 99 states and 124 transitions. [2020-07-28 23:17:00,086 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2020-07-28 23:17:00,087 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:00,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:00,088 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 23:17:00,088 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 23:17:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-28 23:17:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 124 transitions. [2020-07-28 23:17:00,096 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 124 transitions. Word has length 14 [2020-07-28 23:17:00,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 23:17:00,096 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 124 transitions. [2020-07-28 23:17:00,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 23:17:00,096 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2020-07-28 23:17:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 23:17:00,097 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 23:17:00,098 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 23:17:00,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 23:17:00,098 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 23:17:00,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 23:17:00,099 INFO L82 PathProgramCache]: Analyzing trace with hash 449689023, now seen corresponding path program 1 times [2020-07-28 23:17:00,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 23:17:00,099 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372699220] [2020-07-28 23:17:00,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 23:17:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 23:17:00,244 INFO L280 TraceCheckUtils]: 0: Hoare triple {744#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(16);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(12);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(73);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(40);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(24);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(10);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(40);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(45);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(12);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(45);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(8);~LDV_IN_INTERRUPT~0 := 1;~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 0;call ~#iobase~0.base, ~#iobase~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#iobase~0.base, ~#iobase~0.offset, 4);~mymtd~0.base, ~mymtd~0.offset := 0, 0;call ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset := #Ultimate.allocOnStack(68);call write~init~int(0, ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(3735899821, ~#l440gx_vpp_lock~0.base, 4 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(4294967295, ~#l440gx_vpp_lock~0.base, 8 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~$Pointer$(0, -1, ~#l440gx_vpp_lock~0.base, 12 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 20 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 28 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 36 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(#t~string65.base, #t~string65.offset, ~#l440gx_vpp_lock~0.base, 44 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 52 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 56 + ~#l440gx_vpp_lock~0.offset, 8);~l440gx_vpp_refcnt~0 := 0;call ~#l440gx_map~0.base, ~#l440gx_map~0.offset := #Ultimate.allocOnStack(144);call write~init~$Pointer$(#t~string74.base, #t~string74.offset, ~#l440gx_map~0.base, ~#l440gx_map~0.offset, 8);call write~init~int(1048576, ~#l440gx_map~0.base, 8 + ~#l440gx_map~0.offset, 8);call write~init~int(4293918720, ~#l440gx_map~0.base, 16 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 24 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 32 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 40 + ~#l440gx_map~0.offset, 4);call write~init~int(1, ~#l440gx_map~0.base, 44 + ~#l440gx_map~0.offset, 4);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 48 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 56 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 64 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 72 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 80 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 88 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 96 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 104 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 112 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 120 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 128 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 136 + ~#l440gx_map~0.offset, 8);~ldv_retval_0~0 := 0;~ldv_module_refcounter~0 := 1; {744#true} is VALID [2020-07-28 23:17:00,244 INFO L280 TraceCheckUtils]: 1: Hoare triple {744#true} havoc main_#res;havoc main_#t~nondet120, main_#t~switch121, main_#t~nondet122, main_#t~switch123, main_#t~ret124, main_~tmp~12, main_~tmp___0~4;havoc main_~tmp~12;havoc main_~tmp___0~4; {744#true} is VALID [2020-07-28 23:17:00,245 INFO L280 TraceCheckUtils]: 2: Hoare triple {744#true} ~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 1; {744#true} is VALID [2020-07-28 23:17:00,245 INFO L280 TraceCheckUtils]: 3: Hoare triple {744#true} assume -2147483648 <= main_#t~nondet120 && main_#t~nondet120 <= 2147483647;main_~tmp~12 := main_#t~nondet120;havoc main_#t~nondet120;main_#t~switch121 := 0 == main_~tmp~12; {744#true} is VALID [2020-07-28 23:17:00,246 INFO L280 TraceCheckUtils]: 4: Hoare triple {744#true} assume main_#t~switch121; {744#true} is VALID [2020-07-28 23:17:00,246 INFO L280 TraceCheckUtils]: 5: Hoare triple {744#true} assume 0 != ~ldv_state_variable_0~0;assume -2147483648 <= main_#t~nondet122 && main_#t~nondet122 <= 2147483647;main_~tmp___0~4 := main_#t~nondet122;havoc main_#t~nondet122;main_#t~switch123 := 0 == main_~tmp___0~4; {744#true} is VALID [2020-07-28 23:17:00,246 INFO L280 TraceCheckUtils]: 6: Hoare triple {744#true} assume !main_#t~switch123;main_#t~switch123 := main_#t~switch123 || 1 == main_~tmp___0~4; {744#true} is VALID [2020-07-28 23:17:00,247 INFO L280 TraceCheckUtils]: 7: Hoare triple {744#true} assume main_#t~switch123; {744#true} is VALID [2020-07-28 23:17:00,247 INFO L280 TraceCheckUtils]: 8: Hoare triple {744#true} assume 1 == ~ldv_state_variable_0~0;havoc init_l440gx_#res;havoc init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset, init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset, init_l440gx_#t~nondet77, init_l440gx_#t~ret79.base, init_l440gx_#t~ret79.offset, init_l440gx_#t~mem80.base, init_l440gx_#t~mem80.offset, init_l440gx_#t~nondet81, init_l440gx_#t~nondet83, init_l440gx_#t~mem85.base, init_l440gx_#t~mem85.offset, init_l440gx_#t~mem86, init_l440gx_#t~ret88, init_l440gx_#t~mem89, init_l440gx_#t~mem91, init_l440gx_#t~mem90, init_l440gx_#t~mem93, init_l440gx_#t~mem92, init_l440gx_#t~ret94, init_l440gx_#t~nondet95, init_l440gx_#t~mem97.base, init_l440gx_#t~mem97.offset, init_l440gx_#t~mem98, init_l440gx_#t~mem99, init_l440gx_#t~ret100, init_l440gx_#t~ret101, init_l440gx_#t~mem102, init_l440gx_#t~mem103, init_l440gx_#t~ret104, init_l440gx_#t~mem105, init_l440gx_#t~ret106, init_l440gx_#t~mem107, init_l440gx_#t~nondet108, init_l440gx_#t~ret111.base, init_l440gx_#t~ret111.offset, init_l440gx_#t~nondet112, init_l440gx_#t~ret115.base, init_l440gx_#t~ret115.offset, init_l440gx_#t~ret116, init_l440gx_#t~mem117.base, init_l440gx_#t~mem117.offset, init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset, init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset, init_l440gx_~pm_iobase~0.base, init_l440gx_~pm_iobase~0.offset, init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset, init_l440gx_~tmp~11, init_l440gx_~tmp___0~3;havoc init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset;havoc init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset;havoc init_l440gx_~pm_iobase~0.base, init_l440gx_~pm_iobase~0.offset;call init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset := #Ultimate.allocOnStack(2);havoc init_l440gx_~tmp~11;havoc init_l440gx_~tmp___0~3;pci_get_device_#in~arg0, pci_get_device_#in~arg1, pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset := 32902, 28944, 0, 0;havoc pci_get_device_#res.base, pci_get_device_#res.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset, pci_get_device_~arg0, pci_get_device_~arg1, pci_get_device_~arg2.base, pci_get_device_~arg2.offset;pci_get_device_~arg0 := pci_get_device_#in~arg0;pci_get_device_~arg1 := pci_get_device_#in~arg1;pci_get_device_~arg2.base, pci_get_device_~arg2.offset := pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset;ldv_malloc_#in~size := 2901;havoc ldv_malloc_#res.base, ldv_malloc_#res.offset;havoc ldv_malloc_#t~nondet13, ldv_malloc_#t~malloc14.base, ldv_malloc_#t~malloc14.offset, ldv_malloc_~size, ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset, ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset, ldv_malloc_~tmp___0~0;ldv_malloc_~size := ldv_malloc_#in~size;havoc ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset;havoc ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset;havoc ldv_malloc_~tmp___0~0;assume -2147483648 <= ldv_malloc_#t~nondet13 && ldv_malloc_#t~nondet13 <= 2147483647;ldv_malloc_~tmp___0~0 := ldv_malloc_#t~nondet13;havoc ldv_malloc_#t~nondet13; {744#true} is VALID [2020-07-28 23:17:00,248 INFO L280 TraceCheckUtils]: 9: Hoare triple {744#true} assume 0 != ldv_malloc_~tmp___0~0;ldv_malloc_#res.base, ldv_malloc_#res.offset := 0, 0; {744#true} is VALID [2020-07-28 23:17:00,248 INFO L280 TraceCheckUtils]: 10: Hoare triple {744#true} pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset := ldv_malloc_#res.base, ldv_malloc_#res.offset;pci_get_device_#res.base, pci_get_device_#res.offset := pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset; {744#true} is VALID [2020-07-28 23:17:00,248 INFO L280 TraceCheckUtils]: 11: Hoare triple {744#true} init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset := pci_get_device_#res.base, pci_get_device_#res.offset;init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset := init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset;havoc init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset;pci_get_device_#in~arg0, pci_get_device_#in~arg1, pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset := 32902, 28947, 0, 0;havoc pci_get_device_#res.base, pci_get_device_#res.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset, pci_get_device_~arg0, pci_get_device_~arg1, pci_get_device_~arg2.base, pci_get_device_~arg2.offset;pci_get_device_~arg0 := pci_get_device_#in~arg0;pci_get_device_~arg1 := pci_get_device_#in~arg1;pci_get_device_~arg2.base, pci_get_device_~arg2.offset := pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset;ldv_malloc_#in~size := 2901;havoc ldv_malloc_#res.base, ldv_malloc_#res.offset;havoc ldv_malloc_#t~nondet13, ldv_malloc_#t~malloc14.base, ldv_malloc_#t~malloc14.offset, ldv_malloc_~size, ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset, ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset, ldv_malloc_~tmp___0~0;ldv_malloc_~size := ldv_malloc_#in~size;havoc ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset;havoc ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset;havoc ldv_malloc_~tmp___0~0;assume -2147483648 <= ldv_malloc_#t~nondet13 && ldv_malloc_#t~nondet13 <= 2147483647;ldv_malloc_~tmp___0~0 := ldv_malloc_#t~nondet13;havoc ldv_malloc_#t~nondet13; {744#true} is VALID [2020-07-28 23:17:00,249 INFO L280 TraceCheckUtils]: 12: Hoare triple {744#true} assume 0 != ldv_malloc_~tmp___0~0;ldv_malloc_#res.base, ldv_malloc_#res.offset := 0, 0; {744#true} is VALID [2020-07-28 23:17:00,249 INFO L280 TraceCheckUtils]: 13: Hoare triple {744#true} pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset := ldv_malloc_#res.base, ldv_malloc_#res.offset;pci_get_device_#res.base, pci_get_device_#res.offset := pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset; {744#true} is VALID [2020-07-28 23:17:00,250 INFO L280 TraceCheckUtils]: 14: Hoare triple {744#true} init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset := pci_get_device_#res.base, pci_get_device_#res.offset;init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset := init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset;havoc init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset;pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset := init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset;havoc pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset;pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset := pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset; {744#true} is VALID [2020-07-28 23:17:00,250 INFO L280 TraceCheckUtils]: 15: Hoare triple {744#true} assume 0 == (init_l440gx_~dev~0.base + init_l440gx_~dev~0.offset) % 18446744073709551616 || 0 == (init_l440gx_~pm_dev~0.base + init_l440gx_~pm_dev~0.offset) % 18446744073709551616;havoc init_l440gx_#t~nondet77;pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset := init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset;havoc pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset;pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset := pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset; {744#true} is VALID [2020-07-28 23:17:00,252 INFO L280 TraceCheckUtils]: 16: Hoare triple {744#true} init_l440gx_#res := -19;call ULTIMATE.dealloc(init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset);havoc init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset; {746#(<= (+ |ULTIMATE.start_init_l440gx_#res| 19) 0)} is VALID [2020-07-28 23:17:00,253 INFO L280 TraceCheckUtils]: 17: Hoare triple {746#(<= (+ |ULTIMATE.start_init_l440gx_#res| 19) 0)} main_#t~ret124 := init_l440gx_#res;assume -2147483648 <= main_#t~ret124 && main_#t~ret124 <= 2147483647;~ldv_retval_0~0 := main_#t~ret124;havoc main_#t~ret124; {747#(<= (+ ~ldv_retval_0~0 19) 0)} is VALID [2020-07-28 23:17:00,256 INFO L280 TraceCheckUtils]: 18: Hoare triple {747#(<= (+ ~ldv_retval_0~0 19) 0)} assume 0 == ~ldv_retval_0~0;~ldv_state_variable_0~0 := 3; {745#false} is VALID [2020-07-28 23:17:00,256 INFO L280 TraceCheckUtils]: 19: Hoare triple {745#false} assume 0 != ~ldv_retval_0~0;~ldv_state_variable_0~0 := 2; {745#false} is VALID [2020-07-28 23:17:00,256 INFO L280 TraceCheckUtils]: 20: Hoare triple {745#false} assume 1 != ~ldv_module_refcounter~0; {745#false} is VALID [2020-07-28 23:17:00,257 INFO L280 TraceCheckUtils]: 21: Hoare triple {745#false} assume !false; {745#false} is VALID [2020-07-28 23:17:00,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 23:17:00,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372699220] [2020-07-28 23:17:00,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 23:17:00,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-28 23:17:00,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012700256] [2020-07-28 23:17:00,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-07-28 23:17:00,263 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 23:17:00,263 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-28 23:17:00,312 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:17:00,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-28 23:17:00,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 23:17:00,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-28 23:17:00,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-28 23:17:00,313 INFO L87 Difference]: Start difference. First operand 99 states and 124 transitions. Second operand 4 states. [2020-07-28 23:17:00,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:00,964 INFO L93 Difference]: Finished difference Result 201 states and 252 transitions. [2020-07-28 23:17:00,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-28 23:17:00,964 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-07-28 23:17:00,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 23:17:00,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 23:17:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 220 transitions. [2020-07-28 23:17:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 23:17:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 220 transitions. [2020-07-28 23:17:00,973 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 220 transitions. [2020-07-28 23:17:01,344 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 220 edges. 220 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:17:01,350 INFO L225 Difference]: With dead ends: 201 [2020-07-28 23:17:01,350 INFO L226 Difference]: Without dead ends: 105 [2020-07-28 23:17:01,352 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-28 23:17:01,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-07-28 23:17:01,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 102. [2020-07-28 23:17:01,411 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 23:17:01,411 INFO L82 GeneralOperation]: Start isEquivalent. First operand 105 states. Second operand 102 states. [2020-07-28 23:17:01,411 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 102 states. [2020-07-28 23:17:01,411 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 102 states. [2020-07-28 23:17:01,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:01,416 INFO L93 Difference]: Finished difference Result 105 states and 129 transitions. [2020-07-28 23:17:01,416 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2020-07-28 23:17:01,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:01,418 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:01,418 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 105 states. [2020-07-28 23:17:01,418 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 105 states. [2020-07-28 23:17:01,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:01,423 INFO L93 Difference]: Finished difference Result 105 states and 129 transitions. [2020-07-28 23:17:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2020-07-28 23:17:01,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:01,425 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:01,425 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 23:17:01,425 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 23:17:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-28 23:17:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2020-07-28 23:17:01,430 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 22 [2020-07-28 23:17:01,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 23:17:01,431 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2020-07-28 23:17:01,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-28 23:17:01,431 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2020-07-28 23:17:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-07-28 23:17:01,432 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 23:17:01,432 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 23:17:01,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 23:17:01,432 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 23:17:01,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 23:17:01,433 INFO L82 PathProgramCache]: Analyzing trace with hash 449748605, now seen corresponding path program 1 times [2020-07-28 23:17:01,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 23:17:01,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562765485] [2020-07-28 23:17:01,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 23:17:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 23:17:01,566 INFO L280 TraceCheckUtils]: 0: Hoare triple {1408#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(16);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(12);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(73);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(40);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(24);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(10);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(40);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(45);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(12);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(45);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(8);~LDV_IN_INTERRUPT~0 := 1;~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 0;call ~#iobase~0.base, ~#iobase~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#iobase~0.base, ~#iobase~0.offset, 4);~mymtd~0.base, ~mymtd~0.offset := 0, 0;call ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset := #Ultimate.allocOnStack(68);call write~init~int(0, ~#l440gx_vpp_lock~0.base, ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(3735899821, ~#l440gx_vpp_lock~0.base, 4 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(4294967295, ~#l440gx_vpp_lock~0.base, 8 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~$Pointer$(0, -1, ~#l440gx_vpp_lock~0.base, 12 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 20 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 28 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_vpp_lock~0.base, 36 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~$Pointer$(#t~string65.base, #t~string65.offset, ~#l440gx_vpp_lock~0.base, 44 + ~#l440gx_vpp_lock~0.offset, 8);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 52 + ~#l440gx_vpp_lock~0.offset, 4);call write~init~int(0, ~#l440gx_vpp_lock~0.base, 56 + ~#l440gx_vpp_lock~0.offset, 8);~l440gx_vpp_refcnt~0 := 0;call ~#l440gx_map~0.base, ~#l440gx_map~0.offset := #Ultimate.allocOnStack(144);call write~init~$Pointer$(#t~string74.base, #t~string74.offset, ~#l440gx_map~0.base, ~#l440gx_map~0.offset, 8);call write~init~int(1048576, ~#l440gx_map~0.base, 8 + ~#l440gx_map~0.offset, 8);call write~init~int(4293918720, ~#l440gx_map~0.base, 16 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 24 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 32 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 40 + ~#l440gx_map~0.offset, 4);call write~init~int(1, ~#l440gx_map~0.base, 44 + ~#l440gx_map~0.offset, 4);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 48 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 56 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 64 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 72 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 80 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 88 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 96 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 104 + ~#l440gx_map~0.offset, 8);call write~init~int(0, ~#l440gx_map~0.base, 112 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 120 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 128 + ~#l440gx_map~0.offset, 8);call write~init~$Pointer$(0, 0, ~#l440gx_map~0.base, 136 + ~#l440gx_map~0.offset, 8);~ldv_retval_0~0 := 0;~ldv_module_refcounter~0 := 1; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,567 INFO L280 TraceCheckUtils]: 1: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} havoc main_#res;havoc main_#t~nondet120, main_#t~switch121, main_#t~nondet122, main_#t~switch123, main_#t~ret124, main_~tmp~12, main_~tmp___0~4;havoc main_~tmp~12;havoc main_~tmp___0~4; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,568 INFO L280 TraceCheckUtils]: 2: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} ~ref_cnt~0 := 0;~ldv_state_variable_0~0 := 1; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,569 INFO L280 TraceCheckUtils]: 3: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume -2147483648 <= main_#t~nondet120 && main_#t~nondet120 <= 2147483647;main_~tmp~12 := main_#t~nondet120;havoc main_#t~nondet120;main_#t~switch121 := 0 == main_~tmp~12; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,569 INFO L280 TraceCheckUtils]: 4: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume main_#t~switch121; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,570 INFO L280 TraceCheckUtils]: 5: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 0 != ~ldv_state_variable_0~0;assume -2147483648 <= main_#t~nondet122 && main_#t~nondet122 <= 2147483647;main_~tmp___0~4 := main_#t~nondet122;havoc main_#t~nondet122;main_#t~switch123 := 0 == main_~tmp___0~4; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,571 INFO L280 TraceCheckUtils]: 6: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume !main_#t~switch123;main_#t~switch123 := main_#t~switch123 || 1 == main_~tmp___0~4; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,571 INFO L280 TraceCheckUtils]: 7: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume main_#t~switch123; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,572 INFO L280 TraceCheckUtils]: 8: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 1 == ~ldv_state_variable_0~0;havoc init_l440gx_#res;havoc init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset, init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset, init_l440gx_#t~nondet77, init_l440gx_#t~ret79.base, init_l440gx_#t~ret79.offset, init_l440gx_#t~mem80.base, init_l440gx_#t~mem80.offset, init_l440gx_#t~nondet81, init_l440gx_#t~nondet83, init_l440gx_#t~mem85.base, init_l440gx_#t~mem85.offset, init_l440gx_#t~mem86, init_l440gx_#t~ret88, init_l440gx_#t~mem89, init_l440gx_#t~mem91, init_l440gx_#t~mem90, init_l440gx_#t~mem93, init_l440gx_#t~mem92, init_l440gx_#t~ret94, init_l440gx_#t~nondet95, init_l440gx_#t~mem97.base, init_l440gx_#t~mem97.offset, init_l440gx_#t~mem98, init_l440gx_#t~mem99, init_l440gx_#t~ret100, init_l440gx_#t~ret101, init_l440gx_#t~mem102, init_l440gx_#t~mem103, init_l440gx_#t~ret104, init_l440gx_#t~mem105, init_l440gx_#t~ret106, init_l440gx_#t~mem107, init_l440gx_#t~nondet108, init_l440gx_#t~ret111.base, init_l440gx_#t~ret111.offset, init_l440gx_#t~nondet112, init_l440gx_#t~ret115.base, init_l440gx_#t~ret115.offset, init_l440gx_#t~ret116, init_l440gx_#t~mem117.base, init_l440gx_#t~mem117.offset, init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset, init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset, init_l440gx_~pm_iobase~0.base, init_l440gx_~pm_iobase~0.offset, init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset, init_l440gx_~tmp~11, init_l440gx_~tmp___0~3;havoc init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset;havoc init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset;havoc init_l440gx_~pm_iobase~0.base, init_l440gx_~pm_iobase~0.offset;call init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset := #Ultimate.allocOnStack(2);havoc init_l440gx_~tmp~11;havoc init_l440gx_~tmp___0~3;pci_get_device_#in~arg0, pci_get_device_#in~arg1, pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset := 32902, 28944, 0, 0;havoc pci_get_device_#res.base, pci_get_device_#res.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset, pci_get_device_~arg0, pci_get_device_~arg1, pci_get_device_~arg2.base, pci_get_device_~arg2.offset;pci_get_device_~arg0 := pci_get_device_#in~arg0;pci_get_device_~arg1 := pci_get_device_#in~arg1;pci_get_device_~arg2.base, pci_get_device_~arg2.offset := pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset;ldv_malloc_#in~size := 2901;havoc ldv_malloc_#res.base, ldv_malloc_#res.offset;havoc ldv_malloc_#t~nondet13, ldv_malloc_#t~malloc14.base, ldv_malloc_#t~malloc14.offset, ldv_malloc_~size, ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset, ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset, ldv_malloc_~tmp___0~0;ldv_malloc_~size := ldv_malloc_#in~size;havoc ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset;havoc ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset;havoc ldv_malloc_~tmp___0~0;assume -2147483648 <= ldv_malloc_#t~nondet13 && ldv_malloc_#t~nondet13 <= 2147483647;ldv_malloc_~tmp___0~0 := ldv_malloc_#t~nondet13;havoc ldv_malloc_#t~nondet13; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,572 INFO L280 TraceCheckUtils]: 9: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 0 != ldv_malloc_~tmp___0~0;ldv_malloc_#res.base, ldv_malloc_#res.offset := 0, 0; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,573 INFO L280 TraceCheckUtils]: 10: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset := ldv_malloc_#res.base, ldv_malloc_#res.offset;pci_get_device_#res.base, pci_get_device_#res.offset := pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,573 INFO L280 TraceCheckUtils]: 11: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset := pci_get_device_#res.base, pci_get_device_#res.offset;init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset := init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset;havoc init_l440gx_#t~ret75.base, init_l440gx_#t~ret75.offset;pci_get_device_#in~arg0, pci_get_device_#in~arg1, pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset := 32902, 28947, 0, 0;havoc pci_get_device_#res.base, pci_get_device_#res.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset, pci_get_device_~arg0, pci_get_device_~arg1, pci_get_device_~arg2.base, pci_get_device_~arg2.offset;pci_get_device_~arg0 := pci_get_device_#in~arg0;pci_get_device_~arg1 := pci_get_device_#in~arg1;pci_get_device_~arg2.base, pci_get_device_~arg2.offset := pci_get_device_#in~arg2.base, pci_get_device_#in~arg2.offset;ldv_malloc_#in~size := 2901;havoc ldv_malloc_#res.base, ldv_malloc_#res.offset;havoc ldv_malloc_#t~nondet13, ldv_malloc_#t~malloc14.base, ldv_malloc_#t~malloc14.offset, ldv_malloc_~size, ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset, ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset, ldv_malloc_~tmp___0~0;ldv_malloc_~size := ldv_malloc_#in~size;havoc ldv_malloc_~p~0.base, ldv_malloc_~p~0.offset;havoc ldv_malloc_~tmp~0.base, ldv_malloc_~tmp~0.offset;havoc ldv_malloc_~tmp___0~0;assume -2147483648 <= ldv_malloc_#t~nondet13 && ldv_malloc_#t~nondet13 <= 2147483647;ldv_malloc_~tmp___0~0 := ldv_malloc_#t~nondet13;havoc ldv_malloc_#t~nondet13; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,574 INFO L280 TraceCheckUtils]: 12: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 0 != ldv_malloc_~tmp___0~0;ldv_malloc_#res.base, ldv_malloc_#res.offset := 0, 0; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,574 INFO L280 TraceCheckUtils]: 13: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset := ldv_malloc_#res.base, ldv_malloc_#res.offset;pci_get_device_#res.base, pci_get_device_#res.offset := pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset;havoc pci_get_device_#t~ret140.base, pci_get_device_#t~ret140.offset; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,577 INFO L280 TraceCheckUtils]: 14: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset := pci_get_device_#res.base, pci_get_device_#res.offset;init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset := init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset;havoc init_l440gx_#t~ret76.base, init_l440gx_#t~ret76.offset;pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset := init_l440gx_~dev~0.base, init_l440gx_~dev~0.offset;havoc pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset;pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset := pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,580 INFO L280 TraceCheckUtils]: 15: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 0 == (init_l440gx_~dev~0.base + init_l440gx_~dev~0.offset) % 18446744073709551616 || 0 == (init_l440gx_~pm_dev~0.base + init_l440gx_~pm_dev~0.offset) % 18446744073709551616;havoc init_l440gx_#t~nondet77;pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset := init_l440gx_~pm_dev~0.base, init_l440gx_~pm_dev~0.offset;havoc pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset;pci_dev_put_~arg0.base, pci_dev_put_~arg0.offset := pci_dev_put_#in~arg0.base, pci_dev_put_#in~arg0.offset; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,581 INFO L280 TraceCheckUtils]: 16: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} init_l440gx_#res := -19;call ULTIMATE.dealloc(init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset);havoc init_l440gx_~#word~0.base, init_l440gx_~#word~0.offset; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,581 INFO L280 TraceCheckUtils]: 17: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} main_#t~ret124 := init_l440gx_#res;assume -2147483648 <= main_#t~ret124 && main_#t~ret124 <= 2147483647;~ldv_retval_0~0 := main_#t~ret124;havoc main_#t~ret124; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,582 INFO L280 TraceCheckUtils]: 18: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume !(0 == ~ldv_retval_0~0); {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,583 INFO L280 TraceCheckUtils]: 19: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 0 != ~ldv_retval_0~0;~ldv_state_variable_0~0 := 2; {1410#(= 1 ~ldv_module_refcounter~0)} is VALID [2020-07-28 23:17:01,584 INFO L280 TraceCheckUtils]: 20: Hoare triple {1410#(= 1 ~ldv_module_refcounter~0)} assume 1 != ~ldv_module_refcounter~0; {1409#false} is VALID [2020-07-28 23:17:01,585 INFO L280 TraceCheckUtils]: 21: Hoare triple {1409#false} assume !false; {1409#false} is VALID [2020-07-28 23:17:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 23:17:01,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562765485] [2020-07-28 23:17:01,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 23:17:01,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 23:17:01,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685886288] [2020-07-28 23:17:01,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 23:17:01,588 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 23:17:01,588 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-28 23:17:01,627 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:17:01,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-28 23:17:01,628 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 23:17:01,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-28 23:17:01,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 23:17:01,629 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand 3 states. [2020-07-28 23:17:01,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:01,894 INFO L93 Difference]: Finished difference Result 102 states and 127 transitions. [2020-07-28 23:17:01,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-28 23:17:01,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-07-28 23:17:01,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 23:17:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 23:17:01,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 108 transitions. [2020-07-28 23:17:01,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-28 23:17:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 108 transitions. [2020-07-28 23:17:01,903 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 108 transitions. [2020-07-28 23:17:02,069 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 23:17:02,069 INFO L225 Difference]: With dead ends: 102 [2020-07-28 23:17:02,070 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 23:17:02,071 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-28 23:17:02,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 23:17:02,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 23:17:02,072 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 23:17:02,072 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 23:17:02,073 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 23:17:02,073 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 23:17:02,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:02,073 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 23:17:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 23:17:02,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:02,075 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:02,075 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 23:17:02,075 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 23:17:02,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 23:17:02,076 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 23:17:02,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 23:17:02,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:02,076 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 23:17:02,076 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 23:17:02,076 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 23:17:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 23:17:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 23:17:02,077 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-07-28 23:17:02,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 23:17:02,078 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 23:17:02,078 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-28 23:17:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 23:17:02,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 23:17:02,079 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-28 23:17:02,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 23:17:02,503 INFO L268 CegarLoopResult]: For program point L3041(line 3041) no Hoare annotation was computed. [2020-07-28 23:17:02,504 INFO L268 CegarLoopResult]: For program point L2909(lines 2909 2923) no Hoare annotation was computed. [2020-07-28 23:17:02,504 INFO L264 CegarLoopResult]: At program point L3223(lines 3222 3224) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,504 INFO L268 CegarLoopResult]: For program point L2959(lines 2959 2979) no Hoare annotation was computed. [2020-07-28 23:17:02,504 INFO L268 CegarLoopResult]: For program point L2959-2(lines 2959 2979) no Hoare annotation was computed. [2020-07-28 23:17:02,504 INFO L264 CegarLoopResult]: At program point L3207(lines 3206 3208) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,504 INFO L268 CegarLoopResult]: For program point L3042(lines 3042 3054) no Hoare annotation was computed. [2020-07-28 23:17:02,505 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 23:17:02,505 INFO L264 CegarLoopResult]: At program point L3191-1(lines 3190 3192) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,505 INFO L264 CegarLoopResult]: At program point L3191(lines 3190 3192) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,505 INFO L268 CegarLoopResult]: For program point L2911(lines 2911 2915) no Hoare annotation was computed. [2020-07-28 23:17:02,505 INFO L264 CegarLoopResult]: At program point L2779-1(lines 2766 2782) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,506 INFO L264 CegarLoopResult]: At program point L2779(lines 2766 2782) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,506 INFO L264 CegarLoopResult]: At program point L2779-3(lines 2766 2782) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,506 INFO L264 CegarLoopResult]: At program point L2779-2(lines 2766 2782) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,506 INFO L264 CegarLoopResult]: At program point L2779-4(lines 2766 2782) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L2763-1(lines 2763 2765) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L2763(lines 2763 2765) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L2763-3(lines 2763 2765) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L271 CegarLoopResult]: At program point L3176(lines 3173 3182) the Hoare annotation is: true [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L2763-2(lines 2763 2765) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L2763-4(lines 2763 2765) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L3044(lines 3044 3047) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L3077(line 3077) no Hoare annotation was computed. [2020-07-28 23:17:02,507 INFO L268 CegarLoopResult]: For program point L3044-2(lines 3042 3053) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L264 CegarLoopResult]: At program point L2747-1(lines 2743 2749) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,508 INFO L264 CegarLoopResult]: At program point L2747(lines 2743 2749) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,508 INFO L268 CegarLoopResult]: For program point L3028(lines 3028 3065) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L268 CegarLoopResult]: For program point L2764(line 2764) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L268 CegarLoopResult]: For program point L2764-2(line 2764) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L268 CegarLoopResult]: For program point L2764-4(line 2764) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L268 CegarLoopResult]: For program point L2764-6(line 2764) no Hoare annotation was computed. [2020-07-28 23:17:02,508 INFO L264 CegarLoopResult]: At program point L3012(lines 3006 3014) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,509 INFO L268 CegarLoopResult]: For program point L2764-8(line 2764) no Hoare annotation was computed. [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L3194(lines 3193 3195) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L3227(lines 3226 3228) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,509 INFO L268 CegarLoopResult]: For program point L3029(line 3029) no Hoare annotation was computed. [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L3244(lines 3243 3245) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L2732(lines 2728 2734) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,509 INFO L264 CegarLoopResult]: At program point L2716(lines 2713 2718) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,510 INFO L268 CegarLoopResult]: For program point L3030(lines 3030 3061) no Hoare annotation was computed. [2020-07-28 23:17:02,510 INFO L268 CegarLoopResult]: For program point L3063(line 3063) no Hoare annotation was computed. [2020-07-28 23:17:02,510 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 23:17:02,510 INFO L264 CegarLoopResult]: At program point L2866(lines 2860 2868) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,510 INFO L264 CegarLoopResult]: At program point L3197-1(lines 3196 3198) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,510 INFO L264 CegarLoopResult]: At program point L3197(lines 3196 3198) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,510 INFO L264 CegarLoopResult]: At program point L3197-2(lines 3196 3198) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,510 INFO L268 CegarLoopResult]: For program point L3032(lines 3032 3058) no Hoare annotation was computed. [2020-07-28 23:17:02,511 INFO L268 CegarLoopResult]: For program point L2950(lines 2950 2955) no Hoare annotation was computed. [2020-07-28 23:17:02,511 INFO L264 CegarLoopResult]: At program point L2884(lines 2878 2886) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,511 INFO L264 CegarLoopResult]: At program point L3231(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,511 INFO L264 CegarLoopResult]: At program point L3066(lines 3022 3071) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,511 INFO L268 CegarLoopResult]: For program point L3033(line 3033) no Hoare annotation was computed. [2020-07-28 23:17:02,511 INFO L264 CegarLoopResult]: At program point L3215(lines 3214 3216) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,511 INFO L264 CegarLoopResult]: At program point L3050(lines 3176 3179) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,511 INFO L268 CegarLoopResult]: For program point L2918(lines 2918 2922) no Hoare annotation was computed. [2020-07-28 23:17:02,511 INFO L268 CegarLoopResult]: For program point L2918-2(lines 2909 2923) no Hoare annotation was computed. [2020-07-28 23:17:02,512 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 23:17:02,512 INFO L268 CegarLoopResult]: For program point L3034(lines 3034 3039) no Hoare annotation was computed. [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L3200(lines 3199 3201) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L3234(lines 2943 2948) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L2755-1(lines 2750 2757) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L2755(lines 2750 2757) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L3234-2(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,512 INFO L264 CegarLoopResult]: At program point L3234-1(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,513 INFO L264 CegarLoopResult]: At program point L3234-4(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,513 INFO L264 CegarLoopResult]: At program point L3234-3(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,513 INFO L264 CegarLoopResult]: At program point L3234-5(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,513 INFO L268 CegarLoopResult]: For program point L2970(lines 2970 2977) no Hoare annotation was computed. [2020-07-28 23:17:02,513 INFO L264 CegarLoopResult]: At program point L3003(lines 2931 3005) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,513 INFO L271 CegarLoopResult]: At program point L2838(lines 2837 2840) the Hoare annotation is: true [2020-07-28 23:17:02,513 INFO L271 CegarLoopResult]: At program point L2838-1(lines 2837 2840) the Hoare annotation is: true [2020-07-28 23:17:02,514 INFO L264 CegarLoopResult]: At program point L3185(lines 3184 3186) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,514 INFO L271 CegarLoopResult]: At program point L3070(lines 3018 3072) the Hoare annotation is: true [2020-07-28 23:17:02,514 INFO L268 CegarLoopResult]: For program point L2773-1(lines 2773 2780) no Hoare annotation was computed. [2020-07-28 23:17:02,514 INFO L264 CegarLoopResult]: At program point L2740(lines 2735 2742) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,514 INFO L268 CegarLoopResult]: For program point L2773(lines 2773 2780) no Hoare annotation was computed. [2020-07-28 23:17:02,514 INFO L268 CegarLoopResult]: For program point L2773-3(lines 2773 2780) no Hoare annotation was computed. [2020-07-28 23:17:02,514 INFO L268 CegarLoopResult]: For program point L2773-2(lines 2773 2780) no Hoare annotation was computed. [2020-07-28 23:17:02,514 INFO L264 CegarLoopResult]: At program point L3219(lines 3218 3220) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,515 INFO L268 CegarLoopResult]: For program point L2773-4(lines 2773 2780) no Hoare annotation was computed. [2020-07-28 23:17:02,515 INFO L264 CegarLoopResult]: At program point L3203(lines 3202 3204) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2020-07-28 23:17:02,515 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 23:17:02,515 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3078) no Hoare annotation was computed. [2020-07-28 23:17:02,515 INFO L264 CegarLoopResult]: At program point L2857(lines 2851 2859) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,515 INFO L264 CegarLoopResult]: At program point L3237-1(lines 3236 3238) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,515 INFO L264 CegarLoopResult]: At program point L3237(lines 3236 3238) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,516 INFO L264 CegarLoopResult]: At program point L3188(lines 2900 2927) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,516 INFO L268 CegarLoopResult]: For program point L3056(line 3056) no Hoare annotation was computed. [2020-07-28 23:17:02,516 INFO L268 CegarLoopResult]: For program point L2990(lines 2990 2994) no Hoare annotation was computed. [2020-07-28 23:17:02,516 INFO L268 CegarLoopResult]: For program point L2990-2(lines 2939 3004) no Hoare annotation was computed. [2020-07-28 23:17:02,516 INFO L264 CegarLoopResult]: At program point L2875(lines 2869 2877) the Hoare annotation is: (and (= 1 ~ldv_state_variable_0~0) (= 1 ~ldv_module_refcounter~0)) [2020-07-28 23:17:02,521 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 23:17:02,521 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 23:17:02,522 WARN L170 areAnnotationChecker]: L3029 has no Hoare annotation [2020-07-28 23:17:02,522 WARN L170 areAnnotationChecker]: L3029 has no Hoare annotation [2020-07-28 23:17:02,522 WARN L170 areAnnotationChecker]: L3029 has no Hoare annotation [2020-07-28 23:17:02,522 WARN L170 areAnnotationChecker]: L3030 has no Hoare annotation [2020-07-28 23:17:02,522 WARN L170 areAnnotationChecker]: L3030 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3063 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3063 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3033 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3033 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3028 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3034 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3034 has no Hoare annotation [2020-07-28 23:17:02,523 WARN L170 areAnnotationChecker]: L3041 has no Hoare annotation [2020-07-28 23:17:02,524 WARN L170 areAnnotationChecker]: L3041 has no Hoare annotation [2020-07-28 23:17:02,524 WARN L170 areAnnotationChecker]: L3042 has no Hoare annotation [2020-07-28 23:17:02,524 WARN L170 areAnnotationChecker]: L3042 has no Hoare annotation [2020-07-28 23:17:02,524 WARN L170 areAnnotationChecker]: L3056 has no Hoare annotation [2020-07-28 23:17:02,524 WARN L170 areAnnotationChecker]: L3056 has no Hoare annotation [2020-07-28 23:17:02,525 WARN L170 areAnnotationChecker]: L2773 has no Hoare annotation [2020-07-28 23:17:02,525 WARN L170 areAnnotationChecker]: L2773 has no Hoare annotation [2020-07-28 23:17:02,525 WARN L170 areAnnotationChecker]: L3032 has no Hoare annotation [2020-07-28 23:17:02,526 WARN L170 areAnnotationChecker]: L2764 has no Hoare annotation [2020-07-28 23:17:02,527 WARN L170 areAnnotationChecker]: L2764 has no Hoare annotation [2020-07-28 23:17:02,527 WARN L170 areAnnotationChecker]: L2773-1 has no Hoare annotation [2020-07-28 23:17:02,527 WARN L170 areAnnotationChecker]: L2763 has no Hoare annotation [2020-07-28 23:17:02,527 WARN L170 areAnnotationChecker]: L3077 has no Hoare annotation [2020-07-28 23:17:02,528 WARN L170 areAnnotationChecker]: L2773-1 has no Hoare annotation [2020-07-28 23:17:02,528 WARN L170 areAnnotationChecker]: L2773-1 has no Hoare annotation [2020-07-28 23:17:02,528 WARN L170 areAnnotationChecker]: L3077 has no Hoare annotation [2020-07-28 23:17:02,528 WARN L170 areAnnotationChecker]: L3077 has no Hoare annotation [2020-07-28 23:17:02,529 WARN L170 areAnnotationChecker]: L2764-2 has no Hoare annotation [2020-07-28 23:17:02,529 WARN L170 areAnnotationChecker]: L2764-2 has no Hoare annotation [2020-07-28 23:17:02,529 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 23:17:02,530 WARN L170 areAnnotationChecker]: L2763-1 has no Hoare annotation [2020-07-28 23:17:02,530 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 23:17:02,531 WARN L170 areAnnotationChecker]: L2773-2 has no Hoare annotation [2020-07-28 23:17:02,531 WARN L170 areAnnotationChecker]: L2773-2 has no Hoare annotation [2020-07-28 23:17:02,531 WARN L170 areAnnotationChecker]: L2773-2 has no Hoare annotation [2020-07-28 23:17:02,532 WARN L170 areAnnotationChecker]: L3044 has no Hoare annotation [2020-07-28 23:17:02,532 WARN L170 areAnnotationChecker]: L2764-4 has no Hoare annotation [2020-07-28 23:17:02,532 WARN L170 areAnnotationChecker]: L2764-4 has no Hoare annotation [2020-07-28 23:17:02,532 WARN L170 areAnnotationChecker]: L3044 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L3044 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L2950 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L2763-2 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L3044-2 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L3044-2 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L2950 has no Hoare annotation [2020-07-28 23:17:02,533 WARN L170 areAnnotationChecker]: L2950 has no Hoare annotation [2020-07-28 23:17:02,534 WARN L170 areAnnotationChecker]: L2959 has no Hoare annotation [2020-07-28 23:17:02,534 WARN L170 areAnnotationChecker]: L2959 has no Hoare annotation [2020-07-28 23:17:02,534 WARN L170 areAnnotationChecker]: L2959 has no Hoare annotation [2020-07-28 23:17:02,535 WARN L170 areAnnotationChecker]: L2959-2 has no Hoare annotation [2020-07-28 23:17:02,539 WARN L170 areAnnotationChecker]: L2970 has no Hoare annotation [2020-07-28 23:17:02,539 WARN L170 areAnnotationChecker]: L2970 has no Hoare annotation [2020-07-28 23:17:02,540 WARN L170 areAnnotationChecker]: L2970 has no Hoare annotation [2020-07-28 23:17:02,545 WARN L170 areAnnotationChecker]: L2909 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2909 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2909 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2911 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2911 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2918 has no Hoare annotation [2020-07-28 23:17:02,546 WARN L170 areAnnotationChecker]: L2918 has no Hoare annotation [2020-07-28 23:17:02,549 WARN L170 areAnnotationChecker]: L2918-2 has no Hoare annotation [2020-07-28 23:17:02,556 WARN L170 areAnnotationChecker]: L2918-2 has no Hoare annotation [2020-07-28 23:17:02,557 WARN L170 areAnnotationChecker]: L2918-2 has no Hoare annotation [2020-07-28 23:17:02,558 WARN L170 areAnnotationChecker]: L2773-3 has no Hoare annotation [2020-07-28 23:17:02,558 WARN L170 areAnnotationChecker]: L2773-3 has no Hoare annotation [2020-07-28 23:17:02,558 WARN L170 areAnnotationChecker]: L2773-3 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2764-6 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2764-6 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2990 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2763-3 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2990 has no Hoare annotation [2020-07-28 23:17:02,559 WARN L170 areAnnotationChecker]: L2990 has no Hoare annotation [2020-07-28 23:17:02,560 WARN L170 areAnnotationChecker]: L2773-4 has no Hoare annotation [2020-07-28 23:17:02,560 WARN L170 areAnnotationChecker]: L2773-4 has no Hoare annotation [2020-07-28 23:17:02,560 WARN L170 areAnnotationChecker]: L2990-2 has no Hoare annotation [2020-07-28 23:17:02,560 WARN L170 areAnnotationChecker]: L2990-2 has no Hoare annotation [2020-07-28 23:17:02,561 WARN L170 areAnnotationChecker]: L2764-8 has no Hoare annotation [2020-07-28 23:17:02,561 WARN L170 areAnnotationChecker]: L2764-8 has no Hoare annotation [2020-07-28 23:17:02,562 WARN L170 areAnnotationChecker]: L2990-2 has no Hoare annotation [2020-07-28 23:17:02,562 WARN L170 areAnnotationChecker]: L2763-4 has no Hoare annotation [2020-07-28 23:17:02,562 INFO L163 areAnnotationChecker]: CFG has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 23:17:02,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 11:17:02 BoogieIcfgContainer [2020-07-28 23:17:02,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 23:17:02,591 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 23:17:02,591 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 23:17:02,592 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 23:17:02,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 11:16:58" (3/4) ... [2020-07-28 23:17:02,596 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 23:17:02,616 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2020-07-28 23:17:02,617 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-07-28 23:17:02,618 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-07-28 23:17:02,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 23:17:02,786 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 23:17:02,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 23:17:02,790 INFO L168 Benchmark]: Toolchain (without parser) took 8162.48 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 952.2 MB in the beginning and 862.7 MB in the end (delta: 89.5 MB). Peak memory consumption was 314.4 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,790 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 23:17:02,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1327.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,792 INFO L168 Benchmark]: Boogie Preprocessor took 163.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,793 INFO L168 Benchmark]: RCFGBuilder took 1915.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.6 MB in the end (delta: 155.7 MB). Peak memory consumption was 155.7 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,793 INFO L168 Benchmark]: TraceAbstraction took 4439.67 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 92.3 MB). Free memory was 902.6 MB in the beginning and 878.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 116.0 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,794 INFO L168 Benchmark]: Witness Printer took 195.21 ms. Allocated memory is still 1.3 GB. Free memory was 878.9 MB in the beginning and 862.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2020-07-28 23:17:02,796 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1327.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -119.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 163.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1915.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 902.6 MB in the end (delta: 155.7 MB). Peak memory consumption was 155.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4439.67 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 92.3 MB). Free memory was 902.6 MB in the beginning and 878.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 116.0 MB. Max. memory is 11.5 GB. * Witness Printer took 195.21 ms. Allocated memory is still 1.3 GB. Free memory was 878.9 MB in the beginning and 862.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3078]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3202]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3206]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3199]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2728]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3243]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3176]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3196]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2851]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2735]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3218]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2931]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2869]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2743]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3214]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3196]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2743]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3196]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2750]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2943]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3222]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2750]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3193]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3022]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3226]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3006]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2878]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3190]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 3190]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2900]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2860]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - InvariantResult [Line: 2713]: Loop Invariant Derived loop invariant: 1 == ldv_state_variable_0 && 1 == ldv_module_refcounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 326 SDtfs, 189 SDslu, 229 SDs, 0 SdLazy, 28 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 103 NumberOfFragments, 298 HoareAnnotationTreeSize, 50 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 50 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 2189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...