./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-properties/list-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/list-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 283704c20cde057c38dc133107a27c4d033fb1ba ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-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 283704c20cde057c38dc133107a27c4d033fb1ba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:48:29,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:29,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:29,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:29,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:29,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:29,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:29,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:29,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:29,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:29,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:29,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:29,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:29,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:29,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:29,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:29,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:29,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:29,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:29,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:29,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:29,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:29,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:29,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:29,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:29,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:29,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:29,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:29,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:29,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:29,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:29,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:29,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:29,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:29,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:29,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:29,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:29,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:29,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:29,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:29,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:29,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:29,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:29,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:29,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:29,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:29,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:29,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:29,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:29,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:29,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:29,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:29,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:29,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:29,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:29,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:29,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:29,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:29,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:29,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:29,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:29,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:29,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:29,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:29,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:29,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:29,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:29,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:29,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:29,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:29,800 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 -> 283704c20cde057c38dc133107a27c4d033fb1ba [2019-11-27 09:48:30,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:30,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:30,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:30,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:30,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:30,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list-1.i [2019-11-27 09:48:30,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476e2e20/6265d9689f1d4a51881340f5407149a7/FLAGe6a7d23c0 [2019-11-27 09:48:31,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:31,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list-1.i [2019-11-27 09:48:31,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476e2e20/6265d9689f1d4a51881340f5407149a7/FLAGe6a7d23c0 [2019-11-27 09:48:32,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4476e2e20/6265d9689f1d4a51881340f5407149a7 [2019-11-27 09:48:32,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:32,322 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:32,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:32,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:32,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:32,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:32" (1/1) ... [2019-11-27 09:48:32,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35fbbcf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:32, skipping insertion in model container [2019-11-27 09:48:32,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:32" (1/1) ... [2019-11-27 09:48:32,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:32,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:33,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:33,422 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:33,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:33,669 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:33,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33 WrapperNode [2019-11-27 09:48:33,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:33,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:33,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:33,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:33,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:33,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:33,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:33,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:33,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:33" (1/1) ... [2019-11-27 09:48:33,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:33,903 INFO L168 Benchmark]: Toolchain (without parser) took 1574.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:33,905 INFO L168 Benchmark]: CDTParser took 0.37 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 09:48:33,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1343.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:33,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:33,927 INFO L168 Benchmark]: Boogie Preprocessor took 91.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:33,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1343.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.7 MB in the end (delta: -10.8 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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 09:48:37,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:37,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:37,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:37,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:37,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:37,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:38,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:38,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:38,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:38,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:38,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:38,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:38,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:38,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:38,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:38,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:38,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:38,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:38,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:38,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:38,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:38,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:38,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:38,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:38,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:38,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:38,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:38,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:38,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:38,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:38,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:38,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:38,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:38,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:38,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:38,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:38,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:38,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:38,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:38,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:38,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:38,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:38,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:38,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:38,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:38,176 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:38,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:38,177 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:38,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:38,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:38,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:38,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:38,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:38,180 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:38,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:38,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:38,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:38,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:38,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:38,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:38,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:38,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:38,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:38,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:38,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:38,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:38,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:38,189 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:38,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:38,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:38,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:38,191 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 -> 283704c20cde057c38dc133107a27c4d033fb1ba [2019-11-27 09:48:38,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:38,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:38,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:38,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:38,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:38,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/list-1.i [2019-11-27 09:48:38,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a801b01c/8458ed29681c4fb68691803ef85816fb/FLAG25283868a [2019-11-27 09:48:40,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:40,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/list-1.i [2019-11-27 09:48:40,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a801b01c/8458ed29681c4fb68691803ef85816fb/FLAG25283868a [2019-11-27 09:48:40,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a801b01c/8458ed29681c4fb68691803ef85816fb [2019-11-27 09:48:40,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:40,622 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:40,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:40,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:40,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:40,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:40" (1/1) ... [2019-11-27 09:48:40,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:40, skipping insertion in model container [2019-11-27 09:48:40,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:40" (1/1) ... [2019-11-27 09:48:40,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:40,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:41,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:41,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:41,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:42,035 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:42,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:42 WrapperNode [2019-11-27 09:48:42,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:42,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:42,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:42,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:42,056 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 09:48:42,109 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 09:48:42,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:42,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:42,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:42,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:42,182 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 09:48:42,182 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 09:48:42,193 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 09:48:42,194 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 09:48:42,245 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 09:48:42,264 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 09:48:42,273 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 09:48:42,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:42,292 INFO L168 Benchmark]: Toolchain (without parser) took 1667.12 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:42,295 INFO L168 Benchmark]: CDTParser took 0.36 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 09:48:42,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1412.67 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: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:42,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.25 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 09:48:42,305 INFO L168 Benchmark]: Boogie Preprocessor took 115.71 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 09:48:42,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1412.67 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: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.25 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 115.71 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...