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.epf -i ../../../trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8c3fbe1 [2018-10-22 15:55:29,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-22 15:55:29,509 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-22 15:55:29,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-22 15:55:29,530 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-22 15:55:29,532 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-22 15:55:29,533 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-22 15:55:29,536 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-22 15:55:29,538 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-22 15:55:29,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-22 15:55:29,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-22 15:55:29,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-22 15:55:29,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-22 15:55:29,547 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-22 15:55:29,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-22 15:55:29,557 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-22 15:55:29,558 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-22 15:55:29,561 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-22 15:55:29,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-22 15:55:29,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-22 15:55:29,570 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-22 15:55:29,572 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-22 15:55:29,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-22 15:55:29,576 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-22 15:55:29,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-22 15:55:29,577 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-22 15:55:29,578 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-22 15:55:29,581 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-22 15:55:29,582 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-22 15:55:29,584 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-22 15:55:29,584 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-22 15:55:29,586 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-22 15:55:29,586 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-22 15:55:29,586 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-22 15:55:29,587 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-22 15:55:29,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-22 15:55:29,591 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-22 15:55:29,621 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-22 15:55:29,623 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-22 15:55:29,624 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-22 15:55:29,625 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-22 15:55:29,628 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-22 15:55:29,628 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-22 15:55:29,628 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-22 15:55:29,628 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-22 15:55:29,629 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-22 15:55:29,629 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-22 15:55:29,629 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-22 15:55:29,629 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-22 15:55:29,631 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-22 15:55:29,631 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-22 15:55:29,631 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-22 15:55:29,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-22 15:55:29,633 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-22 15:55:29,633 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-22 15:55:29,634 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-22 15:55:29,634 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-22 15:55:29,634 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-22 15:55:29,634 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-22 15:55:29,634 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-22 15:55:29,635 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-22 15:55:29,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-22 15:55:29,635 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-22 15:55:29,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-22 15:55:29,635 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-22 15:55:29,636 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-22 15:55:29,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-22 15:55:29,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-22 15:55:29,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-22 15:55:29,637 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-22 15:55:29,637 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-22 15:55:29,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-22 15:55:29,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-22 15:55:29,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-22 15:55:29,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-22 15:55:29,724 INFO L276 PluginConnector]: CDTParser initialized [2018-10-22 15:55:29,725 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i [2018-10-22 15:55:29,793 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6804cf281/03f12d332e744f2188d5bc5e34326445/FLAG8418bc35e [2018-10-22 15:55:30,305 INFO L298 CDTParser]: Found 1 translation units. [2018-10-22 15:55:30,306 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/ludcmp_false-unreach-call.i [2018-10-22 15:55:30,313 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6804cf281/03f12d332e744f2188d5bc5e34326445/FLAG8418bc35e [2018-10-22 15:55:30,328 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6804cf281/03f12d332e744f2188d5bc5e34326445 [2018-10-22 15:55:30,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-22 15:55:30,341 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-22 15:55:30,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-22 15:55:30,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-22 15:55:30,346 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-22 15:55:30,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:55:30" (1/1) ... [2018-10-22 15:55:30,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592ae664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:30, skipping insertion in model container [2018-10-22 15:55:30,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:55:30" (1/1) ... [2018-10-22 15:55:30,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-22 15:55:30,388 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-22 15:55:30,597 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:55:30,744 INFO L189 MainTranslator]: Completed pre-run [2018-10-22 15:55:30,794 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:55:32,411 INFO L193 MainTranslator]: Completed translation [2018-10-22 15:55:32,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32 WrapperNode [2018-10-22 15:55:32,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-22 15:55:32,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-22 15:55:32,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-22 15:55:32,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-22 15:55:32,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:32,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:49,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-22 15:55:49,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-22 15:55:49,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-22 15:55:49,726 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-22 15:55:49,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:49,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:51,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:51,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:56,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:56,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:57,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (1/1) ... [2018-10-22 15:55:59,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-22 15:55:59,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-22 15:55:59,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-22 15:55:59,489 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-22 15:55:59,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:55:32" (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 [2018-10-22 15:55:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-10-22 15:55:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-10-22 15:55:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-22 15:55:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-22 15:55:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-10-22 15:55:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-10-22 15:55:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-22 15:55:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-22 15:55:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-22 15:55:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-22 15:55:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-22 15:55:59,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown