java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 00:45:05,171 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 00:45:05,173 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 00:45:05,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 00:45:05,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 00:45:05,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 00:45:05,188 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 00:45:05,190 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 00:45:05,191 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 00:45:05,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 00:45:05,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 00:45:05,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 00:45:05,194 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 00:45:05,195 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 00:45:05,197 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 00:45:05,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 00:45:05,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 00:45:05,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 00:45:05,202 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 00:45:05,204 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 00:45:05,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 00:45:05,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 00:45:05,209 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 00:45:05,209 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 00:45:05,209 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 00:45:05,210 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 00:45:05,211 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 00:45:05,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 00:45:05,213 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 00:45:05,214 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 00:45:05,214 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 00:45:05,215 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 00:45:05,215 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 00:45:05,216 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 00:45:05,217 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 00:45:05,217 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 00:45:05,218 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 00:45:05,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 00:45:05,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 00:45:05,234 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 00:45:05,234 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 00:45:05,235 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 00:45:05,235 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 00:45:05,235 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 00:45:05,236 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 00:45:05,236 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 00:45:05,236 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 00:45:05,236 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 00:45:05,236 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 00:45:05,237 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 00:45:05,237 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 00:45:05,237 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 00:45:05,237 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 00:45:05,237 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 00:45:05,238 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 00:45:05,238 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 00:45:05,238 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 00:45:05,238 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 00:45:05,238 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 00:45:05,238 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 00:45:05,239 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 00:45:05,239 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 00:45:05,239 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 00:45:05,239 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 00:45:05,239 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 00:45:05,240 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 00:45:05,240 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 00:45:05,240 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 00:45:05,240 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 00:45:05,240 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 00:45:05,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 00:45:05,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 00:45:05,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 00:45:05,290 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 00:45:05,290 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 00:45:05,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal_true-unreach-call_true-valid-memsafety.i [2018-11-28 00:45:05,358 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28b79614f/a1c47616cdbb4038930662d49bf41448/FLAG71c0c140c [2018-11-28 00:45:05,930 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 00:45:05,931 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/dll_circular_traversal_true-unreach-call_true-valid-memsafety.i [2018-11-28 00:45:05,946 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28b79614f/a1c47616cdbb4038930662d49bf41448/FLAG71c0c140c [2018-11-28 00:45:06,181 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28b79614f/a1c47616cdbb4038930662d49bf41448 [2018-11-28 00:45:06,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 00:45:06,194 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-28 00:45:06,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 00:45:06,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 00:45:06,199 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 00:45:06,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:06,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470e5980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06, skipping insertion in model container [2018-11-28 00:45:06,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:06,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 00:45:06,273 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 00:45:06,722 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 00:45:06,750 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 00:45:06,909 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 00:45:06,968 INFO L195 MainTranslator]: Completed translation [2018-11-28 00:45:06,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06 WrapperNode [2018-11-28 00:45:06,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 00:45:06,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 00:45:06,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 00:45:06,971 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 00:45:06,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 00:45:07,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 00:45:07,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 00:45:07,024 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 00:45:07,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (1/1) ... [2018-11-28 00:45:07,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 00:45:07,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 00:45:07,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 00:45:07,123 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 00:45:07,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:45:06" (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 [2018-11-28 00:45:07,191 INFO L130 BoogieDeclarations]: Found specification of procedure dll_circular_create [2018-11-28 00:45:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_circular_create [2018-11-28 00:45:07,192 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2018-11-28 00:45:07,192 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2018-11-28 00:45:07,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 00:45:07,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 00:45:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 00:45:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 00:45:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 00:45:07,193 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 00:45:07,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 00:45:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 00:45:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 00:45:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 00:45:07,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 00:45:07,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 00:45:08,196 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 00:45:08,196 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-11-28 00:45:08,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:45:08 BoogieIcfgContainer [2018-11-28 00:45:08,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 00:45:08,200 INFO L168 Benchmark]: Toolchain (without parser) took 2007.06 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 676.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -672.2 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2018-11-28 00:45:08,202 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 00:45:08,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.56 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 676.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -725.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2018-11-28 00:45:08,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.87 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 00:45:08,204 INFO L168 Benchmark]: Boogie Preprocessor took 98.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2018-11-28 00:45:08,205 INFO L168 Benchmark]: RCFGBuilder took 1074.91 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. [2018-11-28 00:45:08,209 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 774.56 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 676.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -725.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.87 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1074.91 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...