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 IntervalDomain -i ../../../trunk/examples/svcomp/float-benchs/image_filter.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:35:43,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:35:43,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:35:43,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:35:43,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:35:43,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:35:43,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:35:43,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:35:43,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:35:43,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:35:43,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:35:43,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:35:43,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:35:43,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:35:43,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:35:43,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:35:43,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:35:43,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:35:43,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:35:43,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:35:43,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:35:43,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:35:43,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:35:43,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:35:43,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:35:43,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:35:43,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:35:43,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:35:43,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:35:43,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:35:43,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:35:43,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:35:43,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:35:43,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:35:43,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:35:43,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:35:43,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:35:43,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:35:43,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:35:43,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:35:43,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:35:43,729 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 [2019-09-06 08:35:43,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:35:43,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:35:43,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:35:43,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:35:43,745 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:35:43,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:35:43,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:35:43,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:35:43,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:35:43,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:35:43,748 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:35:43,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:35:43,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:35:43,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:35:43,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:35:43,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:35:43,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:35:43,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:35:43,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:35:43,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:35:43,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:35:43,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:35:43,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:35:43,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 08:35:43,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:35:43,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:35:43,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:35:43,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:35:43,817 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:35:43,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/image_filter.c [2019-09-06 08:35:43,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a0678564/d5702aeeea8f4ac1b7641ce1ab3e43a0/FLAG47ca12f5e [2019-09-06 08:35:44,374 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:35:44,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/image_filter.c [2019-09-06 08:35:44,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a0678564/d5702aeeea8f4ac1b7641ce1ab3e43a0/FLAG47ca12f5e [2019-09-06 08:35:44,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a0678564/d5702aeeea8f4ac1b7641ce1ab3e43a0 [2019-09-06 08:35:44,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:35:44,855 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:35:44,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:35:44,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:35:44,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:35:44,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:35:44" (1/1) ... [2019-09-06 08:35:44,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@194b4a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:44, skipping insertion in model container [2019-09-06 08:35:44,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:35:44" (1/1) ... [2019-09-06 08:35:44,871 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:35:44,912 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:35:45,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:35:45,296 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:35:45,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:35:45,397 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:35:45,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45 WrapperNode [2019-09-06 08:35:45,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:35:45,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:35:45,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:35:45,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:35:45,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (1/1) ... [2019-09-06 08:35:45,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:35:45,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:35:45,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:35:45,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:35:45,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:45" (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 [2019-09-06 08:35:45,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:35:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:35:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-06 08:35:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure blur [2019-09-06 08:35:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure sobel [2019-09-06 08:35:45,638 INFO L138 BoogieDeclarations]: Found implementation of procedure filter [2019-09-06 08:35:45,639 INFO L138 BoogieDeclarations]: Found implementation of procedure sobelitereen [2019-09-06 08:35:45,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-06 08:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 08:35:45,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 08:35:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure blur [2019-09-06 08:35:45,640 INFO L130 BoogieDeclarations]: Found specification of procedure sobel [2019-09-06 08:35:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure filter [2019-09-06 08:35:45,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:35:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure sobelitereen [2019-09-06 08:35:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:35:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:35:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:35:45,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:35:45,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:35:45,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:35:50,379 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:35:50,380 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 08:35:50,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:35:50 BoogieIcfgContainer [2019-09-06 08:35:50,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:35:50,383 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:35:50,383 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:35:50,383 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:35:50,385 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:35:50" (1/1) ... [2019-09-06 08:35:50,385 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 08:35:50,410 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:35:50,410 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:35:50,431 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:35:50,444 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:35:50,445 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:35:50,537 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-06 08:39:32,585 WARN L188 SmtUtils]: Spent 2.32 m on a formula simplification. DAG size of input: 3705 DAG size of output: 2965 [2019-09-06 08:39:39,121 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-09-06 08:39:39,122 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.checkSatTerm(SmtUtils.java:215) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.implies(SymbolicTools.java:226) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.RelationCheckUtil.isSubsetEq_SolverAlphaSolver(RelationCheckUtil.java:76) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.IntervalDomain.isSubsetEq(IntervalDomain.java:121) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.StatsWrapperDomain.isSubsetEq(StatsWrapperDomain.java:78) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.isSubsetEq(ReUseSupersetCallSummarizer.java:76) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.lambda$0(SummaryCache.java:61) at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:174) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.reUseOrCompute(SummaryCache.java:63) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.summarize(ReUseSupersetCallSummarizer.java:68) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) 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.InterpretCallSummarizer.summarize(InterpretCallSummarizer.java:60) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.lambda$2(ReUseSupersetCallSummarizer.java:69) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.reUseOrCompute(SummaryCache.java:72) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.summarize(ReUseSupersetCallSummarizer.java:68) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) 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.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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1428) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:631) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 53 more [2019-09-06 08:39:39,127 INFO L168 Benchmark]: Toolchain (without parser) took 234271.74 ms. Allocated memory was 131.1 MB in the beginning and 186.6 MB in the end (delta: 55.6 MB). Free memory was 86.8 MB in the beginning and 111.2 MB in the end (delta: -24.4 MB). Peak memory consumption was 31.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:39:39,128 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:39:39,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.90 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 167.4 MB in the end (delta: -80.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:39:39,130 INFO L168 Benchmark]: Boogie Preprocessor took 174.57 ms. Allocated memory is still 198.7 MB. Free memory was 167.4 MB in the beginning and 161.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:39:39,131 INFO L168 Benchmark]: RCFGBuilder took 4808.70 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 161.5 MB in the beginning and 81.8 MB in the end (delta: 79.7 MB). Peak memory consumption was 100.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:39:39,132 INFO L168 Benchmark]: Sifa took 228742.52 ms. Allocated memory was 219.2 MB in the beginning and 186.6 MB in the end (delta: -32.5 MB). Free memory was 81.8 MB in the beginning and 111.2 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:39:39,136 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 541.90 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 167.4 MB in the end (delta: -80.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.57 ms. Allocated memory is still 198.7 MB. Free memory was 167.4 MB in the beginning and 161.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4808.70 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 161.5 MB in the beginning and 81.8 MB in the end (delta: 79.7 MB). Peak memory consumption was 100.1 MB. Max. memory is 7.1 GB. * Sifa took 228742.52 ms. Allocated memory was 219.2 MB in the beginning and 186.6 MB in the end (delta: -32.5 MB). Free memory was 81.8 MB in the beginning and 111.2 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.sifa: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...