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/lu.cmp_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8c3fbe1 [2018-10-22 15:56:11,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-22 15:56:11,079 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-22 15:56:11,091 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-22 15:56:11,092 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-22 15:56:11,093 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-22 15:56:11,094 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-22 15:56:11,096 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-22 15:56:11,098 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-22 15:56:11,098 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-22 15:56:11,099 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-22 15:56:11,100 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-22 15:56:11,101 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-22 15:56:11,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-22 15:56:11,104 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-22 15:56:11,106 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-22 15:56:11,107 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-22 15:56:11,108 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-22 15:56:11,110 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-22 15:56:11,112 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-22 15:56:11,113 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-22 15:56:11,114 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-22 15:56:11,117 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-22 15:56:11,117 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-22 15:56:11,117 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-22 15:56:11,118 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-22 15:56:11,119 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-22 15:56:11,120 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-22 15:56:11,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-22 15:56:11,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-22 15:56:11,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-22 15:56:11,123 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-22 15:56:11,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-22 15:56:11,124 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-22 15:56:11,125 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-22 15:56:11,126 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-22 15:56:11,126 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 15:56:11,142 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-22 15:56:11,142 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-22 15:56:11,143 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-22 15:56:11,143 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-22 15:56:11,144 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-22 15:56:11,144 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-22 15:56:11,144 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-22 15:56:11,144 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-22 15:56:11,144 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-22 15:56:11,145 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-22 15:56:11,145 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-22 15:56:11,145 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-22 15:56:11,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-22 15:56:11,146 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-22 15:56:11,146 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-22 15:56:11,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-22 15:56:11,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-22 15:56:11,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-22 15:56:11,147 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-22 15:56:11,147 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-22 15:56:11,147 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-22 15:56:11,147 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-22 15:56:11,147 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-22 15:56:11,148 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-22 15:56:11,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-22 15:56:11,148 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-22 15:56:11,148 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-22 15:56:11,148 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-22 15:56:11,149 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-22 15:56:11,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-22 15:56:11,149 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-22 15:56:11,149 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-22 15:56:11,149 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-22 15:56:11,150 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-22 15:56:11,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-22 15:56:11,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-22 15:56:11,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-22 15:56:11,238 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-22 15:56:11,239 INFO L276 PluginConnector]: CDTParser initialized [2018-10-22 15:56:11,240 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-10-22 15:56:11,309 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e25b1855/d45bedc7ffae49c8b2e6582c0c22f4fd/FLAGee0dadc67 [2018-10-22 15:56:11,780 INFO L298 CDTParser]: Found 1 translation units. [2018-10-22 15:56:11,786 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-10-22 15:56:11,793 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e25b1855/d45bedc7ffae49c8b2e6582c0c22f4fd/FLAGee0dadc67 [2018-10-22 15:56:11,809 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6e25b1855/d45bedc7ffae49c8b2e6582c0c22f4fd [2018-10-22 15:56:11,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-22 15:56:11,823 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-22 15:56:11,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-22 15:56:11,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-22 15:56:11,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-22 15:56:11,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:56:11" (1/1) ... [2018-10-22 15:56:11,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b692d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:11, skipping insertion in model container [2018-10-22 15:56:11,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:56:11" (1/1) ... [2018-10-22 15:56:11,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-22 15:56:11,869 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-22 15:56:12,089 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:56:12,249 INFO L189 MainTranslator]: Completed pre-run [2018-10-22 15:56:12,289 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:56:13,902 INFO L193 MainTranslator]: Completed translation [2018-10-22 15:56:13,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13 WrapperNode [2018-10-22 15:56:13,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-22 15:56:13,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-22 15:56:13,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-22 15:56:13,904 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-22 15:56:13,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:14,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:30,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-22 15:56:30,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-22 15:56:30,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-22 15:56:30,957 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-22 15:56:30,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:30,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:32,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:32,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:37,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:38,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:39,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (1/1) ... [2018-10-22 15:56:40,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-22 15:56:40,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-22 15:56:40,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-22 15:56:40,741 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-22 15:56:40,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:56:13" (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 15:56:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-10-22 15:56:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-10-22 15:56:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-22 15:56:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-22 15:56:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-10-22 15:56:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-10-22 15:56:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-22 15:56:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-22 15:56:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-22 15:56:40,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-22 15:56:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-22 15:56:40,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown