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-EXP.epf -i ../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 12:24:23,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 12:24:23,164 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 12:24:23,176 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 12:24:23,177 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 12:24:23,178 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 12:24:23,179 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 12:24:23,181 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 12:24:23,183 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 12:24:23,184 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 12:24:23,185 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 12:24:23,185 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 12:24:23,186 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 12:24:23,187 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 12:24:23,188 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 12:24:23,189 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 12:24:23,190 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 12:24:23,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 12:24:23,194 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 12:24:23,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 12:24:23,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 12:24:23,199 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 12:24:23,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 12:24:23,202 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 12:24:23,202 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 12:24:23,203 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 12:24:23,204 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 12:24:23,205 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 12:24:23,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 12:24:23,207 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 12:24:23,207 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 12:24:23,208 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 12:24:23,208 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 12:24:23,209 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 12:24:23,210 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 12:24:23,210 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 12:24:23,211 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-24 12:24:23,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 12:24:23,234 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 12:24:23,235 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 12:24:23,236 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 12:24:23,236 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 12:24:23,236 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 12:24:23,237 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-24 12:24:23,237 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 12:24:23,237 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-24 12:24:23,237 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 12:24:23,237 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 12:24:23,238 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 12:24:23,238 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 12:24:23,238 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 12:24:23,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 12:24:23,239 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 12:24:23,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 12:24:23,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 12:24:23,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 12:24:23,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 12:24:23,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 12:24:23,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 12:24:23,242 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 12:24:23,242 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 12:24:23,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 12:24:23,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 12:24:23,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 12:24:23,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 12:24:23,244 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 12:24:23,244 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 12:24:23,244 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 12:24:23,244 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 12:24:23,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 12:24:23,245 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 12:24:23,245 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 12:24:23,245 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 12:24:23,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 12:24:23,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 12:24:23,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 12:24:23,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 12:24:23,344 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 12:24:23,345 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-10-24 12:24:23,408 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c4653f8e7/53c285ac6ef6410ca711549c4e0570a8/FLAG5c628669d [2018-10-24 12:24:23,926 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 12:24:23,926 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-10-24 12:24:23,941 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c4653f8e7/53c285ac6ef6410ca711549c4e0570a8/FLAG5c628669d [2018-10-24 12:24:23,954 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/c4653f8e7/53c285ac6ef6410ca711549c4e0570a8 [2018-10-24 12:24:23,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 12:24:23,967 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 12:24:23,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 12:24:23,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 12:24:23,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 12:24:23,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:24:23" (1/1) ... [2018-10-24 12:24:23,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7b3f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:23, skipping insertion in model container [2018-10-24 12:24:23,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:24:23" (1/1) ... [2018-10-24 12:24:23,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 12:24:24,018 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 12:24:24,230 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 12:24:24,396 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 12:24:24,448 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 12:24:26,114 INFO L193 MainTranslator]: Completed translation [2018-10-24 12:24:26,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26 WrapperNode [2018-10-24 12:24:26,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 12:24:26,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 12:24:26,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 12:24:26,117 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 12:24:26,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:26,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:34,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 12:24:34,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 12:24:34,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 12:24:34,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 12:24:34,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:34,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:49,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:49,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:52,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:52,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:53,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (1/1) ... [2018-10-24 12:24:57,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 12:24:57,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 12:24:57,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 12:24:57,241 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 12:24:57,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:24:26" (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 [2018-10-24 12:24:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2018-10-24 12:24:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2018-10-24 12:24:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 12:24:57,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 12:24:57,293 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-10-24 12:24:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2018-10-24 12:24:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 12:24:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 12:24:57,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 12:24:57,294 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 12:24:57,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-24 12:24:57,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown