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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:41:50,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:41:50,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:41:50,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:41:50,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:41:50,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:41:50,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:41:50,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:41:50,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:41:50,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:41:50,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:41:50,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:41:50,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:41:50,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:41:50,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:41:50,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:41:50,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:41:50,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:41:50,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:41:50,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:41:50,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:41:50,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:41:50,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:41:50,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:41:50,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:41:50,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:41:50,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:41:50,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:41:50,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:41:50,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:41:50,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:41:50,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:41:50,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:41:50,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:41:50,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:41:50,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:41:50,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:41:50,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:41:50,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:41:50,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:41:50,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:41:50,819 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 [2019-09-25 17:41:50,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:41:50,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:41:50,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:41:50,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:41:50,837 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:41:50,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:41:50,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:41:50,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:41:50,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:41:50,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:41:50,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:41:50,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:41:50,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:41:50,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:41:50,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:41:50,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:41:50,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:41:50,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:41:50,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:41:50,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:41:50,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:41:50,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:41:50,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:41:50,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:41:50,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:41:50,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:41:50,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:41:50,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:41:50,842 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:41:50,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:41:50,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:41:50,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:41:50,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:41:50,898 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:41:50,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-25 17:41:50,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f463e6665/4bfb4c3e54394dfc8949e6c11f8f4443/FLAGe9cadd0ae [2019-09-25 17:41:51,590 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:41:51,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-25 17:41:51,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f463e6665/4bfb4c3e54394dfc8949e6c11f8f4443/FLAGe9cadd0ae [2019-09-25 17:41:51,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f463e6665/4bfb4c3e54394dfc8949e6c11f8f4443 [2019-09-25 17:41:51,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:41:51,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:41:51,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:51,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:41:51,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:41:51,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:51" (1/1) ... [2019-09-25 17:41:51,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65da48f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:51, skipping insertion in model container [2019-09-25 17:41:51,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:51" (1/1) ... [2019-09-25 17:41:51,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:41:51,925 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:41:52,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:52,652 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:41:52,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:52,911 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:41:52,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52 WrapperNode [2019-09-25 17:41:52,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:52,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:41:52,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:41:52,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:41:52,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:52,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:52,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:52,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:52,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:53,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:53,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (1/1) ... [2019-09-25 17:41:53,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:41:53,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:41:53,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:41:53,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:41:53,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:52" (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 [2019-09-25 17:41:53,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:41:53,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:41:53,126 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:41:53,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:41:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 17:41:53,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:41:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:41:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:41:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:41:53,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:41:54,711 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:41:54,712 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:41:54,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:54 BoogieIcfgContainer [2019-09-25 17:41:54,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:41:54,714 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:41:54,714 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:41:54,715 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:41:54,717 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:54" (1/1) ... [2019-09-25 17:41:54,717 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:41:54,755 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-25 17:41:54,755 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:41:54,776 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:41:54,788 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:41:54,790 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:41:54,906 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-25 17:41:56,227 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:56,654 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:56,946 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:57,309 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:57,756 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:58,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:58,411 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:58,626 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:58,924 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:59,241 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:59,455 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:41:59,773 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:00,222 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:00,443 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:00,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:01,067 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:01,284 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:01,585 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:01,881 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:02,185 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:02,479 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:02,781 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:02,800 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:02,838 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:02,933 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:02,970 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,138 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,168 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,187 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,223 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,246 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,297 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,327 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:03,346 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:03,362 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:03,702 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:04,039 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:04,487 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:04,561 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:04,580 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:04,646 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:04,862 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:05,055 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:05,343 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:05,694 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:06,071 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:06,463 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:06,465 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:06,493 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:06,556 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:06,802 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:07,090 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:07,442 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:07,744 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:08,090 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:08,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:08,128 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:08,147 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:08,190 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:08,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:08,620 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:08,920 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:09,210 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:09,519 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:09,555 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:09,575 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-25 17:42:09,615 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:09,801 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:09,996 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:10,229 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:10,517 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:10,528 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:10,543 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:10,668 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:10,868 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:11,168 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:11,506 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:11,688 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:11,920 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:12,401 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:12,741 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:13,089 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:13,444 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:13,731 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:13,748 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:14,066 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:14,084 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:14,105 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:14,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:14,418 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:14,708 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:15,007 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:15,189 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:15,481 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:15,826 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:16,166 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:16,461 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:16,472 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:16,485 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:16,605 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:16,812 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:17,561 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:18,233 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:18,461 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:18,711 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:19,065 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:19,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:19,743 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:20,089 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:20,377 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:20,404 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:20,427 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:20,438 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:20,722 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:20,736 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:20,755 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:20,910 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:21,099 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:21,401 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:21,693 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:21,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:22,147 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:22,498 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-09-25 17:42:22,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-25 17:42:22,851 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:42:22,851 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:42:22,854 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1984#(and (= main_~__VERIFIER_assert__cond~135 0) (= main_~__VERIFIER_assert__cond~135 main_~__tmp_136~0) (= main_~__tmp_136~0 (ite (< 0 (+ main_~main__i~0 1)) 1 0))) [2019-09-25 17:42:22,854 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1777#(= main_~__VERIFIER_assert__cond~136 0) [2019-09-25 17:42:22,870 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:42:22,870 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:42:22,873 INFO L168 Benchmark]: Toolchain (without parser) took 31037.30 ms. Allocated memory was 137.4 MB in the beginning and 623.9 MB in the end (delta: 486.5 MB). Free memory was 83.6 MB in the beginning and 491.2 MB in the end (delta: -407.7 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,874 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.78 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 83.4 MB in the beginning and 161.7 MB in the end (delta: -78.3 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,876 INFO L168 Benchmark]: Boogie Preprocessor took 138.36 ms. Allocated memory is still 200.8 MB. Free memory was 161.7 MB in the beginning and 157.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,877 INFO L168 Benchmark]: RCFGBuilder took 1662.20 ms. Allocated memory was 200.8 MB in the beginning and 219.7 MB in the end (delta: 18.9 MB). Free memory was 157.4 MB in the beginning and 135.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,878 INFO L168 Benchmark]: Sifa took 28156.40 ms. Allocated memory was 219.7 MB in the beginning and 623.9 MB in the end (delta: 404.2 MB). Free memory was 135.2 MB in the beginning and 491.2 MB in the end (delta: -356.0 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:42:22,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1076.78 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 83.4 MB in the beginning and 161.7 MB in the end (delta: -78.3 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.36 ms. Allocated memory is still 200.8 MB. Free memory was 161.7 MB in the beginning and 157.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1662.20 ms. Allocated memory was 200.8 MB in the beginning and 219.7 MB in the end (delta: 18.9 MB). Free memory was 157.4 MB in the beginning and 135.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Sifa took 28156.40 ms. Allocated memory was 219.7 MB in the beginning and 623.9 MB in the end (delta: 404.2 MB). Free memory was 135.2 MB in the beginning and 491.2 MB in the end (delta: -356.0 MB). Peak memory consumption was 48.2 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]: 28100, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1320, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1302, TOOLS_POST_TIME[ms]: 522, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1305, TOOLS_QUANTIFIERELIM_TIME[ms]: 339, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 75, DOMAIN_JOIN_APPLICATIONS: 210, DOMAIN_JOIN_TIME[ms]: 4541, DOMAIN_ALPHA_APPLICATIONS: 75, DOMAIN_ALPHA_TIME[ms]: 21050, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 66, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 448, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 285, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 284, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 55, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 54, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 34, REGEX_TO_DAG_TIME[ms]: 22, DAG_COMPRESSION_TIME[ms]: 1146, DAG_COMPRESSION_PROCESSED_NODES: 62628, DAG_COMPRESSION_RETAINED_NODES: 19416 - UnprovableResult [Line: 1758]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1984#(and (= main_~__VERIFIER_assert__cond~135 0) (= main_~__VERIFIER_assert__cond~135 main_~__tmp_136~0) (= main_~__tmp_136~0 (ite (< 0 (+ main_~main__i~0 1)) 1 0))). Possible FailurePath: - UnprovableResult [Line: 1775]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1777#(= main_~__VERIFIER_assert__cond~136 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...