java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 15:27:28,992 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 15:27:28,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 15:27:29,011 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 15:27:29,011 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 15:27:29,012 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 15:27:29,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 15:27:29,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 15:27:29,017 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 15:27:29,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 15:27:29,018 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 15:27:29,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 15:27:29,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 15:27:29,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 15:27:29,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 15:27:29,023 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 15:27:29,024 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 15:27:29,026 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 15:27:29,027 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 15:27:29,029 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 15:27:29,030 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 15:27:29,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 15:27:29,034 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 15:27:29,034 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 15:27:29,034 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 15:27:29,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 15:27:29,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 15:27:29,037 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 15:27:29,037 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 15:27:29,039 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 15:27:29,039 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 15:27:29,040 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 15:27:29,040 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 15:27:29,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 15:27:29,041 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 15:27:29,042 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 15:27:29,042 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-10-27 15:27:29,057 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 15:27:29,057 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 15:27:29,058 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 15:27:29,058 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 15:27:29,059 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 15:27:29,059 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 15:27:29,059 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 15:27:29,059 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 15:27:29,059 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 15:27:29,060 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 15:27:29,060 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 15:27:29,060 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 15:27:29,061 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 15:27:29,061 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 15:27:29,061 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 15:27:29,061 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 15:27:29,061 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 15:27:29,062 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 15:27:29,062 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 15:27:29,062 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 15:27:29,062 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 15:27:29,062 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 15:27:29,062 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 15:27:29,063 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 15:27:29,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 15:27:29,063 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 15:27:29,063 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 15:27:29,063 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 15:27:29,064 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 15:27:29,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 15:27:29,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 15:27:29,064 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 15:27:29,064 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 15:27:29,065 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 15:27:29,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 15:27:29,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 15:27:29,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 15:27:29,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 15:27:29,150 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 15:27:29,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i [2018-10-27 15:27:29,216 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d7705184b/51f085465b52423d91701f0e94712978/FLAGe7794cea4 [2018-10-27 15:27:29,660 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 15:27:29,661 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i [2018-10-27 15:27:29,668 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d7705184b/51f085465b52423d91701f0e94712978/FLAGe7794cea4 [2018-10-27 15:27:29,684 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d7705184b/51f085465b52423d91701f0e94712978 [2018-10-27 15:27:29,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 15:27:29,696 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 15:27:29,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 15:27:29,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 15:27:29,702 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 15:27:29,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:29" (1/1) ... [2018-10-27 15:27:29,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd54a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:29, skipping insertion in model container [2018-10-27 15:27:29,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:27:29" (1/1) ... [2018-10-27 15:27:29,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 15:27:29,741 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 15:27:29,966 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 15:27:30,125 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 15:27:30,169 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 15:27:31,845 INFO L193 MainTranslator]: Completed translation [2018-10-27 15:27:31,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31 WrapperNode [2018-10-27 15:27:31,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 15:27:31,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 15:27:31,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 15:27:31,847 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 15:27:31,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:32,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:48,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 15:27:48,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 15:27:48,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 15:27:48,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 15:27:48,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:48,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:49,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:49,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:54,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:55,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:56,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... [2018-10-27 15:27:57,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 15:27:57,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 15:27:57,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 15:27:57,653 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 15:27:57,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:27:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 15:27:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-10-27 15:27:57,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-10-27 15:27:57,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 15:27:57,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 15:27:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-10-27 15:27:57,712 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-10-27 15:27:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 15:27:57,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 15:27:57,712 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 15:27:57,713 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 15:27:57,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 15:27:57,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown