./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-properties/simple-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-properties/simple-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d0cf6b9a1a7372eb466349e319faa44cf865bdad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-properties/simple-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d0cf6b9a1a7372eb466349e319faa44cf865bdad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:31,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:31,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:31,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:31,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:31,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:31,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:31,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:31,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:31,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:31,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:31,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:31,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:31,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:31,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:31,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:31,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:31,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:31,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:31,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:31,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:31,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:31,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:31,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:31,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:31,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:31,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:31,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:31,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:31,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:31,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:31,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:31,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:31,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:31,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:31,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:31,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:31,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:31,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:31,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:31,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:31,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:31,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:31,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:31,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:31,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:31,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:31,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:31,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:31,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:31,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:31,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:31,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:31,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:31,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:31,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:31,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:31,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:31,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:31,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:31,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:31,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:31,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:31,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:31,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:31,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:31,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:31,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:31,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:31,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:31,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0cf6b9a1a7372eb466349e319faa44cf865bdad [2019-11-27 09:48:32,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:32,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:32,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:32,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:32,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:32,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-1.i [2019-11-27 09:48:32,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18841ec19/80f594e3cdd348da8307d66295d6091a/FLAG1526fb13e [2019-11-27 09:48:33,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:33,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-1.i [2019-11-27 09:48:33,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18841ec19/80f594e3cdd348da8307d66295d6091a/FLAG1526fb13e [2019-11-27 09:48:33,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18841ec19/80f594e3cdd348da8307d66295d6091a [2019-11-27 09:48:33,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:33,905 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:33,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:33,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:33,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:33,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33, skipping insertion in model container [2019-11-27 09:48:33,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:34,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:34,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:34,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:35,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:35,137 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:35,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35 WrapperNode [2019-11-27 09:48:35,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:35,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:35,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:35,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:35,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:35,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:35,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:35,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:35,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:35" (1/1) ... [2019-11-27 09:48:35,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:35,354 INFO L168 Benchmark]: Toolchain (without parser) took 1434.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:35,362 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:35,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:35,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:35,369 INFO L168 Benchmark]: Boogie Preprocessor took 67.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:35,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1228.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:39,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:39,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:39,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:39,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:39,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:39,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:39,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:39,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:39,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:39,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:39,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:39,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:39,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:39,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:39,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:39,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:39,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:39,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:39,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:39,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:39,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:39,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:39,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:39,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:39,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:39,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:39,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:39,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:39,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:39,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:39,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:39,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:39,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:39,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:39,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:39,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:39,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:39,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:39,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:39,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:39,344 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:39,379 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:39,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:39,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:39,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:39,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:39,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:39,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:39,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:39,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:39,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:39,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:39,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:39,394 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:39,394 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:39,395 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:39,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:39,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:39,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:39,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:39,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:39,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:39,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:39,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:39,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:39,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:39,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:39,401 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:39,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:39,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:39,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:39,405 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0cf6b9a1a7372eb466349e319faa44cf865bdad [2019-11-27 09:48:39,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:39,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:40,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:40,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:40,003 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:40,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-1.i [2019-11-27 09:48:40,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b5f8b35/9ff18982ec4540518590d6f3ac77af24/FLAG762226696 [2019-11-27 09:48:41,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:41,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-1.i [2019-11-27 09:48:41,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b5f8b35/9ff18982ec4540518590d6f3ac77af24/FLAG762226696 [2019-11-27 09:48:41,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b5f8b35/9ff18982ec4540518590d6f3ac77af24 [2019-11-27 09:48:41,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:41,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:41,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:41,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:41,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:41,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:41" (1/1) ... [2019-11-27 09:48:41,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:41, skipping insertion in model container [2019-11-27 09:48:41,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:41" (1/1) ... [2019-11-27 09:48:41,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:41,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:42,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:42,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:42,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:42,775 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:42,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42 WrapperNode [2019-11-27 09:48:42,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:42,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:42,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:42,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:42,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:42,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:42,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:42,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:42,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42" (1/1) ... [2019-11-27 09:48:42,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:42,982 INFO L168 Benchmark]: Toolchain (without parser) took 1535.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:42,984 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:43,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1317.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:43,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:43,006 INFO L168 Benchmark]: Boogie Preprocessor took 83.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:43,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1317.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...