java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-tiling/mbpr5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:49:56,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:49:56,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:49:56,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:49:56,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:49:56,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:49:56,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:49:56,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:49:56,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:49:56,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:49:56,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:49:56,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:49:56,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:49:56,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:49:56,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:49:56,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:49:56,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:49:56,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:49:56,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:49:56,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:49:56,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:49:56,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:49:56,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:49:56,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:49:56,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 00:49:56,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 00:49:56,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 00:49:56,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 00:49:56,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 00:49:56,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 00:49:56,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:49:56,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:49:56,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:49:56,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:49:56,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:49:56,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:49:56,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:49:56,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:49:56,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:49:56,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:49:56,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:49:56,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 00:49:56,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:49:56,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:49:56,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:49:56,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:49:56,142 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:49:56,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:49:56,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:49:56,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:49:56,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:49:56,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:49:56,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:49:56,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:49:56,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:49:56,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:49:56,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:49:56,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:49:56,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:49:56,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:49:56,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:49:56,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:49:56,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:49:56,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:49:56,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:49:56,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:49:56,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:49:56,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:49:56,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:49:56,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:49:56,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 00:49:56,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:49:56,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:49:56,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:49:56,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:49:56,435 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:49:56,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/mbpr5.c [2019-10-14 00:49:56,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c665e1b7d/2d7d843c33304585a86065daa4fada0a/FLAG91f9dc4a0 [2019-10-14 00:49:56,962 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:49:56,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/mbpr5.c [2019-10-14 00:49:56,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c665e1b7d/2d7d843c33304585a86065daa4fada0a/FLAG91f9dc4a0 [2019-10-14 00:49:57,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c665e1b7d/2d7d843c33304585a86065daa4fada0a [2019-10-14 00:49:57,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:49:57,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:49:57,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:49:57,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:49:57,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:49:57,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c76a8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57, skipping insertion in model container [2019-10-14 00:49:57,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,377 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:49:57,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:49:57,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:49:57,668 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:49:57,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:49:57,816 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:49:57,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57 WrapperNode [2019-10-14 00:49:57,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:49:57,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:49:57,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:49:57,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:49:57,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (1/1) ... [2019-10-14 00:49:57,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:49:57,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:49:57,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:49:57,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:49:57,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:57" (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 [2019-10-14 00:49:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:49:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:49:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-14 00:49:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:49:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:49:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 00:49:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 00:49:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:49:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:49:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 00:49:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 00:49:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 00:49:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 00:49:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:49:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:49:58,693 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:49:58,693 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-14 00:49:58,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:49:58 BoogieIcfgContainer [2019-10-14 00:49:58,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:49:58,696 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 00:49:58,696 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 00:49:58,696 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 00:49:58,697 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:49:58" (1/1) ... [2019-10-14 00:49:58,699 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 00:49:58,732 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 00:49:58,732 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 00:49:58,742 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 00:49:58,752 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 00:49:58,754 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 00:49:58,926 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-10-14 00:49:59,295 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.MultiDimensionalNestedStore.getInnermost(MultiDimensionalNestedStore.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:277) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:83) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.downgradeDimensionsIfNecessary(ArrayOccurrenceAnalysis.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:132) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.(ArrayIndexBasedCostEstimation.java:64) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:519) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:390) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-14 00:49:59,301 INFO L168 Benchmark]: Toolchain (without parser) took 1945.21 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.4 MB in the beginning and 89.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 74.8 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,302 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.07 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 177.8 MB in the end (delta: -77.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,304 INFO L168 Benchmark]: Boogie Preprocessor took 57.83 ms. Allocated memory is still 200.8 MB. Free memory was 177.8 MB in the beginning and 175.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,305 INFO L168 Benchmark]: RCFGBuilder took 819.82 ms. Allocated memory is still 200.8 MB. Free memory was 175.1 MB in the beginning and 129.6 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,306 INFO L168 Benchmark]: Sifa took 603.33 ms. Allocated memory is still 200.8 MB. Free memory was 129.6 MB in the beginning and 89.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:59,311 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 458.07 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 177.8 MB in the end (delta: -77.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.83 ms. Allocated memory is still 200.8 MB. Free memory was 177.8 MB in the beginning and 175.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 819.82 ms. Allocated memory is still 200.8 MB. Free memory was 175.1 MB in the beginning and 129.6 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. * Sifa took 603.33 ms. Allocated memory is still 200.8 MB. Free memory was 129.6 MB in the beginning and 89.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.sifa: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.MultiDimensionalNestedStore.getInnermost(MultiDimensionalNestedStore.java:121) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...