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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:18:51,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:18:51,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:18:51,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:18:51,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:18:51,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:18:51,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:18:51,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:18:51,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:18:51,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:18:51,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:18:51,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:18:51,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:18:51,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:18:51,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:18:51,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:18:51,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:18:51,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:18:51,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:18:51,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:18:51,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:18:51,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:18:51,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:18:51,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:18:51,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:18:51,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:18:51,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:18:51,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:18:51,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:18:51,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:18:51,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:18:51,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:18:51,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:18:51,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:18:51,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:18:51,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:18:51,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:18:51,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:18:51,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:18:51,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:18:51,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:18:51,673 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 [2019-09-20 20:18:51,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:18:51,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:18:51,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:18:51,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:18:51,690 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:18:51,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:18:51,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:18:51,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:18:51,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:18:51,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:18:51,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:18:51,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:18:51,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:18:51,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:18:51,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:18:51,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:18:51,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:18:51,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:18:51,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:18:51,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:18:51,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:18:51,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:18:51,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:18:51,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:18:51,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:18:51,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:18:51,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:18:51,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:18:51,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 20:18:51,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:18:51,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:18:51,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:18:51,744 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:18:51,744 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:18:51,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 20:18:51,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f391ca9f8/a2d6e523c381471482bb0e97aaf44a2a/FLAG6b133973b [2019-09-20 20:18:52,318 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:18:52,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 20:18:52,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f391ca9f8/a2d6e523c381471482bb0e97aaf44a2a/FLAG6b133973b [2019-09-20 20:18:52,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f391ca9f8/a2d6e523c381471482bb0e97aaf44a2a [2019-09-20 20:18:52,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:18:52,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:18:52,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:52,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:18:52,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:18:52,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:52" (1/1) ... [2019-09-20 20:18:52,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6688ee5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:52, skipping insertion in model container [2019-09-20 20:18:52,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:18:52" (1/1) ... [2019-09-20 20:18:52,674 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:18:52,753 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:18:53,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:53,587 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:18:53,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:18:53,838 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:18:53,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53 WrapperNode [2019-09-20 20:18:53,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:18:53,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:18:53,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:18:53,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:18:53,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (1/1) ... [2019-09-20 20:18:53,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:18:53,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:18:53,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:18:53,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:18:53,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:18:53" (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 [2019-09-20 20:18:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:18:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:18:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:18:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:18:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 20:18:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 20:18:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:18:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:18:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:18:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:18:55,289 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:18:55,290 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 20:18:55,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:55 BoogieIcfgContainer [2019-09-20 20:18:55,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:18:55,292 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:18:55,293 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:18:55,293 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:18:55,294 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:18:55" (1/1) ... [2019-09-20 20:18:55,295 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:18:55,322 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 20:18:55,322 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:18:55,332 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:18:55,343 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:18:55,345 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:18:55,437 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 20:18:56,753 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:56,790 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:56,827 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:56,854 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:56,871 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,370 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,552 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,561 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,571 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,584 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,596 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,652 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,663 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,671 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,683 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,695 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,743 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,757 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,773 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,786 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,862 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,870 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,882 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,892 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,940 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:57,947 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,001 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,057 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,121 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,131 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,267 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,275 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,282 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:58,538 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 20:18:58,790 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 20:18:58,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:59,174 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-20 20:18:59,474 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 20:18:59,624 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:18:59,987 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:00,005 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:00,023 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:00,499 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 20:19:00,591 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:01,122 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 20:19:01,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:01,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:01,634 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:01,641 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:01,848 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 20:19:02,148 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 20:19:02,240 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:02,897 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 20:19:03,045 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:03,401 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:03,405 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:03,413 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:03,641 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 20:19:03,954 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 20:19:04,044 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:04,661 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 20:19:04,804 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,163 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,178 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,414 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,428 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,438 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,446 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,456 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,613 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,684 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,691 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,703 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,712 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,722 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,726 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,762 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,790 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,813 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,821 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:05,972 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,207 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,219 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,232 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,246 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,260 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,372 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-20 20:19:06,399 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,444 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,508 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,516 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,536 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,546 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,614 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,735 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-20 20:19:06,856 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,863 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,872 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,881 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:06,994 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,057 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,079 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,088 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,096 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,107 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,120 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,125 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,214 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,222 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:07,606 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-09-20 20:19:07,825 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 20:19:08,087 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2019-09-20 20:19:08,293 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 20:19:08,564 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 54 [2019-09-20 20:19:08,658 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,880 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,885 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,897 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:08,904 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,022 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,059 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,088 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,117 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,123 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,128 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,134 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 20:19:09,319 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-09-20 20:19:09,473 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 20:19:09,640 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 50 [2019-09-20 20:19:09,696 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:19:09,697 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:19:09,699 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2369#false [2019-09-20 20:19:09,699 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 2104#false [2019-09-20 20:19:09,706 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 20:19:09,706 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:19:09,708 INFO L168 Benchmark]: Toolchain (without parser) took 17048.06 ms. Allocated memory was 135.3 MB in the beginning and 585.6 MB in the end (delta: 450.4 MB). Free memory was 89.8 MB in the beginning and 186.6 MB in the end (delta: -96.8 MB). Peak memory consumption was 353.6 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,709 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1178.85 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 89.6 MB in the beginning and 155.9 MB in the end (delta: -66.3 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,711 INFO L168 Benchmark]: Boogie Preprocessor took 111.35 ms. Allocated memory is still 201.9 MB. Free memory was 155.9 MB in the beginning and 151.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,712 INFO L168 Benchmark]: RCFGBuilder took 1340.75 ms. Allocated memory was 201.9 MB in the beginning and 230.7 MB in the end (delta: 28.8 MB). Free memory was 151.4 MB in the beginning and 130.1 MB in the end (delta: 21.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,713 INFO L168 Benchmark]: Sifa took 14413.87 ms. Allocated memory was 230.7 MB in the beginning and 585.6 MB in the end (delta: 354.9 MB). Free memory was 130.1 MB in the beginning and 186.6 MB in the end (delta: -56.5 MB). Peak memory consumption was 298.4 MB. Max. memory is 7.1 GB. [2019-09-20 20:19:09,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1178.85 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 89.6 MB in the beginning and 155.9 MB in the end (delta: -66.3 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.35 ms. Allocated memory is still 201.9 MB. Free memory was 155.9 MB in the beginning and 151.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1340.75 ms. Allocated memory was 201.9 MB in the beginning and 230.7 MB in the end (delta: 28.8 MB). Free memory was 151.4 MB in the beginning and 130.1 MB in the end (delta: 21.3 MB). Peak memory consumption was 75.8 MB. Max. memory is 7.1 GB. * Sifa took 14413.87 ms. Allocated memory was 230.7 MB in the beginning and 585.6 MB in the end (delta: 354.9 MB). Free memory was 130.1 MB in the beginning and 186.6 MB in the end (delta: -56.5 MB). Peak memory consumption was 298.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 14378, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1320, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1302, TOOLS_POST_TIME[ms]: 504, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 24, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1305, TOOLS_QUANTIFIERELIM_TIME[ms]: 325, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 126, DOMAIN_JOIN_APPLICATIONS: 210, DOMAIN_JOIN_TIME[ms]: 11494, DOMAIN_ALPHA_APPLICATIONS: 126, DOMAIN_ALPHA_TIME[ms]: 663, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 228, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2134, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2133, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 58, REGEX_TO_DAG_TIME[ms]: 22, DAG_COMPRESSION_TIME[ms]: 1127, DAG_COMPRESSION_PROCESSED_NODES: 62629, DAG_COMPRESSION_RETAINED_NODES: 19416 - PositiveResult [Line: 1758]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1775]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...