java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loops/eureka_05.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c6af20d [2019-09-03 16:09:50,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-03 16:09:50,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-03 16:09:50,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-03 16:09:50,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-03 16:09:50,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-03 16:09:50,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-03 16:09:50,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-03 16:09:50,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-03 16:09:50,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-03 16:09:50,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-03 16:09:50,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-03 16:09:50,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-03 16:09:50,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-03 16:09:50,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-03 16:09:50,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-03 16:09:50,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-03 16:09:50,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-03 16:09:50,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-03 16:09:50,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-03 16:09:50,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-03 16:09:50,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-03 16:09:50,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-03 16:09:50,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-03 16:09:50,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-03 16:09:50,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-03 16:09:50,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-03 16:09:50,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-03 16:09:50,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-03 16:09:50,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-03 16:09:50,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-03 16:09:50,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-03 16:09:50,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-03 16:09:50,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-03 16:09:50,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-03 16:09:50,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-03 16:09:50,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-03 16:09:50,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-03 16:09:50,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-03 16:09:50,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-03 16:09:50,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-03 16:09:50,798 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 [2019-09-03 16:09:50,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-03 16:09:50,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-03 16:09:50,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-03 16:09:50,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-03 16:09:50,826 INFO L138 SettingsManager]: * Use SBE=true [2019-09-03 16:09:50,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-03 16:09:50,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-03 16:09:50,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-03 16:09:50,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-03 16:09:50,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-03 16:09:50,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-03 16:09:50,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-03 16:09:50,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-03 16:09:50,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-03 16:09:50,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-03 16:09:50,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-03 16:09:50,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-03 16:09:50,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-03 16:09:50,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-03 16:09:50,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-03 16:09:50,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-03 16:09:50,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-03 16:09:50,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-03 16:09:50,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-03 16:09:50,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-03 16:09:50,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-03 16:09:50,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-03 16:09:50,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-03 16:09:50,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-03 16:09:50,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-03 16:09:50,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-03 16:09:50,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-03 16:09:50,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-03 16:09:50,879 INFO L275 PluginConnector]: CDTParser initialized [2019-09-03 16:09:50,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/eureka_05.i [2019-09-03 16:09:50,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608874025/678148217e1249e89eafc851b01c1395/FLAG9ce80abe7 [2019-09-03 16:09:51,393 INFO L306 CDTParser]: Found 1 translation units. [2019-09-03 16:09:51,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_05.i [2019-09-03 16:09:51,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608874025/678148217e1249e89eafc851b01c1395/FLAG9ce80abe7 [2019-09-03 16:09:51,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608874025/678148217e1249e89eafc851b01c1395 [2019-09-03 16:09:51,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-03 16:09:51,800 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-03 16:09:51,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-03 16:09:51,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-03 16:09:51,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-03 16:09:51,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 04:09:51" (1/1) ... [2019-09-03 16:09:51,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d0914e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:51, skipping insertion in model container [2019-09-03 16:09:51,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 04:09:51" (1/1) ... [2019-09-03 16:09:51,815 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-03 16:09:51,832 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-03 16:09:52,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 16:09:52,035 INFO L188 MainTranslator]: Completed pre-run [2019-09-03 16:09:52,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 16:09:52,083 INFO L192 MainTranslator]: Completed translation [2019-09-03 16:09:52,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52 WrapperNode [2019-09-03 16:09:52,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-03 16:09:52,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-03 16:09:52,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-03 16:09:52,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-03 16:09:52,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-03 16:09:52,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-03 16:09:52,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-03 16:09:52,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-03 16:09:52,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 04:09:52" (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 [2019-09-03 16:09:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-03 16:09:52,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-03 16:09:52,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-03 16:09:52,269 INFO L138 BoogieDeclarations]: Found implementation of procedure SelectionSort [2019-09-03 16:09:52,269 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-03 16:09:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-03 16:09:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-03 16:09:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure SelectionSort [2019-09-03 16:09:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-03 16:09:52,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-03 16:09:52,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-03 16:09:52,596 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-03 16:09:52,597 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-03 16:09:52,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 04:09:52 BoogieIcfgContainer [2019-09-03 16:09:52,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-03 16:09:52,599 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-03 16:09:52,599 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-03 16:09:52,599 INFO L275 PluginConnector]: Sifa initialized [2019-09-03 16:09:52,600 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 04:09:52" (1/1) ... [2019-09-03 16:09:52,601 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-03 16:09:52,641 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-03 16:09:52,641 INFO L169 IcfgInterpreter]: Building call graph [2019-09-03 16:09:52,649 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-03 16:09:52,659 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-03 16:09:52,660 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-03 16:09:52,741 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-03 16:16:07,959 WARN L188 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 24