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 InterpretCallSummarizer --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 21:21:45,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:45,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:45,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:45,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:45,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:45,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:45,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:45,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:45,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:45,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:45,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:45,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:45,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:45,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:45,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:45,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:45,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:45,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:45,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:45,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:45,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:45,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:45,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:45,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:45,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:45,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:45,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:45,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:45,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:45,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:45,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:45,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:45,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:45,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:45,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:45,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:45,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:45,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:45,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:45,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:45,158 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 21:21:45,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:45,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:45,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:45,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:45,174 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:45,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:45,175 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:45,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:45,175 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:45,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:45,175 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:45,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:45,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:45,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:45,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:45,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:45,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:45,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:45,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:45,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:45,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:45,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:45,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:45,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:45,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:45,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:45,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:45,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:45,179 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 -> InterpretCallSummarizer 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 21:21:45,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:45,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:45,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:45,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:45,229 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:45,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 21:21:45,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a6b536d/593c494ca65941b0893c2942702be321/FLAGa46787119 [2019-09-20 21:21:45,865 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:45,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 21:21:45,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a6b536d/593c494ca65941b0893c2942702be321/FLAGa46787119 [2019-09-20 21:21:46,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a6b536d/593c494ca65941b0893c2942702be321 [2019-09-20 21:21:46,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:46,129 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:46,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:46,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:46,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:46,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:46" (1/1) ... [2019-09-20 21:21:46,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41adba11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:46, skipping insertion in model container [2019-09-20 21:21:46,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:46" (1/1) ... [2019-09-20 21:21:46,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:46,218 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:46,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:46,820 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:47,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:47,150 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:47,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47 WrapperNode [2019-09-20 21:21:47,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:47,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:47,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:47,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:47,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (1/1) ... [2019-09-20 21:21:47,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:47,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:47,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:47,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:47,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:47" (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 21:21:47,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:47,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 21:21:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:21:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:48,845 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:48,845 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 21:21:48,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:48 BoogieIcfgContainer [2019-09-20 21:21:48,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:48,847 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:48,847 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:48,847 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:48,849 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:48" (1/1) ... [2019-09-20 21:21:48,849 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:21:48,879 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 21:21:48,881 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:48,905 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:48,915 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:48,916 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:49,003 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 21:21:50,183 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,229 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,260 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,287 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,454 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,795 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,983 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:50,995 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,010 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,027 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,045 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,111 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,122 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,134 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,146 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,160 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,218 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,229 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,242 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,255 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,267 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,322 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,333 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,342 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,357 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,369 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,417 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,427 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,489 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,540 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,550 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,599 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,607 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,617 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,752 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,760 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:51,768 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:52,000 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 21:21:52,224 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 21:21:52,334 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:52,856 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 21:21:53,010 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:53,389 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:53,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:53,414 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:53,889 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 21:21:53,979 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:54,517 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2019-09-20 21:21:54,666 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:55,067 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:55,075 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:55,081 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:55,330 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 21:21:55,668 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 21:21:55,762 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:56,446 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 21:21:56,590 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:56,970 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:56,974 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:56,982 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:57,236 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 21:21:57,555 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 21:21:57,646 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:58,304 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 37 [2019-09-20 21:21:58,457 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:58,827 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:58,836 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,075 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,081 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,097 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,107 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,121 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,229 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,261 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,292 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,317 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,325 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,339 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,348 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,352 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,380 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,403 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,424 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,439 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,555 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,560 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,799 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-20 21:21:59,823 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,830 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,838 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,847 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,859 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:21:59,977 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,016 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,045 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,074 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,080 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,088 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,106 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,155 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,415 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,423 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,430 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,558 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,596 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,647 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,662 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,686 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,697 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,741 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,772 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,795 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:00,804 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:01,154 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-09-20 21:22:01,332 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 21:22:01,542 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2019-09-20 21:22:01,705 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 21:22:01,936 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 54 [2019-09-20 21:22:02,049 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,054 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,291 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,296 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,302 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,321 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,339 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,452 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,490 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,519 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,539 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,544 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,554 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 21:22:02,758 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-09-20 21:22:02,926 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2019-09-20 21:22:03,108 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 50 [2019-09-20 21:22:03,170 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:22:03,170 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:22:03,173 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 2104#false [2019-09-20 21:22:03,173 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2369#false [2019-09-20 21:22:03,178 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 21:22:03,179 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:22:03,181 INFO L168 Benchmark]: Toolchain (without parser) took 17051.34 ms. Allocated memory was 134.2 MB in the beginning and 568.9 MB in the end (delta: 434.6 MB). Free memory was 88.5 MB in the beginning and 167.4 MB in the end (delta: -79.0 MB). Peak memory consumption was 355.7 MB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,182 INFO L168 Benchmark]: CDTParser took 1.00 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1020.72 ms. Allocated memory was 134.2 MB in the beginning and 203.9 MB in the end (delta: 69.7 MB). Free memory was 88.2 MB in the beginning and 165.3 MB in the end (delta: -77.0 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,184 INFO L168 Benchmark]: Boogie Preprocessor took 118.26 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,185 INFO L168 Benchmark]: RCFGBuilder took 1576.55 ms. Allocated memory was 203.9 MB in the beginning and 231.2 MB in the end (delta: 27.3 MB). Free memory was 160.5 MB in the beginning and 139.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,186 INFO L168 Benchmark]: Sifa took 14331.97 ms. Allocated memory was 231.2 MB in the beginning and 568.9 MB in the end (delta: 337.6 MB). Free memory was 139.6 MB in the beginning and 167.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 309.9 MB. Max. memory is 7.1 GB. [2019-09-20 21:22:03,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1020.72 ms. Allocated memory was 134.2 MB in the beginning and 203.9 MB in the end (delta: 69.7 MB). Free memory was 88.2 MB in the beginning and 165.3 MB in the end (delta: -77.0 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.26 ms. Allocated memory is still 203.9 MB. Free memory was 165.3 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1576.55 ms. Allocated memory was 203.9 MB in the beginning and 231.2 MB in the end (delta: 27.3 MB). Free memory was 160.5 MB in the beginning and 139.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * Sifa took 14331.97 ms. Allocated memory was 231.2 MB in the beginning and 568.9 MB in the end (delta: 337.6 MB). Free memory was 139.6 MB in the beginning and 167.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 309.9 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]: 14294, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1320, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1302, TOOLS_POST_TIME[ms]: 485, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1305, TOOLS_QUANTIFIERELIM_TIME[ms]: 318, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 126, DOMAIN_JOIN_APPLICATIONS: 210, DOMAIN_JOIN_TIME[ms]: 11471, DOMAIN_ALPHA_APPLICATIONS: 126, DOMAIN_ALPHA_TIME[ms]: 689, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 275, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1996, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1995, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 35, REGEX_TO_DAG_TIME[ms]: 21, DAG_COMPRESSION_TIME[ms]: 1053, DAG_COMPRESSION_PROCESSED_NODES: 62628, DAG_COMPRESSION_RETAINED_NODES: 19416 - PositiveResult [Line: 1775]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1758]: 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...