/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:48:18,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:48:18,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:48:18,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:48:18,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:48:18,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:48:18,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:48:18,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:48:18,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:48:18,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:48:18,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:48:18,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:48:18,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:48:18,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:48:18,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:48:18,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:48:18,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:48:18,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:48:18,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:48:18,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:48:18,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:48:18,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:48:18,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:48:18,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:48:18,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:48:18,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:48:18,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:48:18,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:48:18,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:48:18,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:48:18,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:48:18,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:48:18,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:48:18,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:48:18,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:48:18,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:48:18,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:48:18,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:48:18,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:48:18,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:48:18,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:48:18,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:48:18,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:48:18,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:48:18,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:48:18,840 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:48:18,840 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:48:18,840 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:48:18,840 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:48:18,841 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:48:18,841 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:48:18,841 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:48:18,841 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:48:18,841 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:48:18,842 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:48:18,843 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:48:18,844 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:48:18,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:48:18,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:48:18,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:48:18,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:48:18,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:48:18,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:48:18,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:48:18,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:48:18,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:48:18,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:48:18,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:48:18,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:48:18,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:48:18,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:48:18,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:48:18,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:48:18,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:48:18,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:48:18,851 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:48:18,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:48:18,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:48:18,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:48:18,852 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:48:19,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:48:19,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:48:19,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:48:19,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:48:19,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:48:19,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-24 16:48:19,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8718b537/5bf5879451284fbe9644d9202fc22c5f/FLAG347f43589 [2019-11-24 16:48:19,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:48:19,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-24 16:48:19,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8718b537/5bf5879451284fbe9644d9202fc22c5f/FLAG347f43589 [2019-11-24 16:48:19,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8718b537/5bf5879451284fbe9644d9202fc22c5f [2019-11-24 16:48:19,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:48:19,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:48:19,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:48:19,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:48:19,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:48:20,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:19" (1/1) ... [2019-11-24 16:48:20,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b45cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20, skipping insertion in model container [2019-11-24 16:48:20,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:19" (1/1) ... [2019-11-24 16:48:20,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:48:20,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:48:20,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:48:20,366 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:48:20,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:48:20,629 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:48:20,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20 WrapperNode [2019-11-24 16:48:20,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:48:20,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:48:20,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:48:20,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:48:20,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:48:20,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:48:20,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:48:20,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:48:20,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:48:20,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:48:20,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:48:20,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:48:20,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:20" (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 [2019-11-24 16:48:21,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:48:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:48:21,351 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,384 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,410 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,428 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,443 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,447 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,452 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,457 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,461 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,464 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,467 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:21,475 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:22,762 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-11-24 16:48:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-11-24 16:48:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2019-11-24 16:48:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2019-11-24 16:48:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##219: assume false; [2019-11-24 16:48:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume !false; [2019-11-24 16:48:22,764 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##302: assume !false; [2019-11-24 16:48:22,764 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##301: assume false; [2019-11-24 16:48:22,764 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##322: assume !false; [2019-11-24 16:48:22,764 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##321: assume false; [2019-11-24 16:48:22,764 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##191: assume false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: assume !false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume !false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume false; [2019-11-24 16:48:22,765 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume !false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##389: assume !false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##388: assume false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-24 16:48:22,766 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume !false; [2019-11-24 16:48:22,767 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume false; [2019-11-24 16:48:23,825 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:48:23,825 INFO L284 CfgBuilder]: Removed 152 assume(true) statements. [2019-11-24 16:48:23,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:23 BoogieIcfgContainer [2019-11-24 16:48:23,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:48:23,828 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:48:23,829 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:48:23,829 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:48:23,830 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:23" (1/1) ... [2019-11-24 16:48:23,831 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:48:23,863 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2019-11-24 16:48:23,864 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:48:23,877 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:48:23,893 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:48:23,896 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs