./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c --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/product-lines/elevator_spec2_product23.cil.c -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 5e4f3b5735edc8786938ae1ba6d0b1655a9d7c04 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/product-lines/elevator_spec2_product23.cil.c -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 5e4f3b5735edc8786938ae1ba6d0b1655a9d7c04 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:53:29,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:53:29,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:53:29,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:53:29,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:53:29,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:53:29,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:53:29,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:53:29,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:53:29,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:53:29,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:53:29,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:53:29,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:53:29,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:53:29,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:53:29,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:53:29,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:53:29,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:53:29,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:53:29,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:53:29,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:53:29,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:53:29,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:53:29,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:53:29,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:53:29,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:53:29,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:53:29,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:53:29,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:53:29,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:53:29,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:53:29,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:53:29,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:53:29,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:53:29,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:53:29,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:53:29,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:53:29,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:53:29,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:53:29,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:53:29,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:53:29,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:53:29,776 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:53:29,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:53:29,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:53:29,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:53:29,785 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:53:29,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:53:29,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:53:29,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:53:29,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:53:29,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:53:29,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:53:29,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:53:29,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:53:29,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:53:29,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:53:29,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:53:29,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:53:29,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:53:29,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:53:29,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:53:29,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:53:29,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:53:29,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:53:29,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:53:29,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:53:29,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:53:29,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:53:29,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:53:29,801 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 -> 5e4f3b5735edc8786938ae1ba6d0b1655a9d7c04 [2019-11-27 09:53:30,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:53:30,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:53:30,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:53:30,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:53:30,518 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:53:30,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2019-11-27 09:53:30,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd85f45b0/7a886555694744b681e88ceda7d8f1ab/FLAG3df14db56 [2019-11-27 09:53:31,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:53:31,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2019-11-27 09:53:32,037 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd85f45b0/7a886555694744b681e88ceda7d8f1ab/FLAG3df14db56 [2019-11-27 09:53:32,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd85f45b0/7a886555694744b681e88ceda7d8f1ab [2019-11-27 09:53:32,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:53:32,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:53:32,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:32,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:53:32,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:53:32,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32, skipping insertion in model container [2019-11-27 09:53:32,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:53:32,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:53:34,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:34,080 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:53:34,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:34,614 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:53:34,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34 WrapperNode [2019-11-27 09:53:34,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:34,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:34,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:53:34,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:53:34,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:34,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:35,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:53:35,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:53:35,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:53:35,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:34" (1/1) ... [2019-11-27 09:53:35,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:53:35,844 INFO L168 Benchmark]: Toolchain (without parser) took 3507.80 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 881.0 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:35,847 INFO L168 Benchmark]: CDTParser took 0.31 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 09:53:35,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2282.06 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:35,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 556.41 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:35,856 INFO L168 Benchmark]: Boogie Preprocessor took 660.66 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 881.0 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:35,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2282.06 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 556.41 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 660.66 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 881.0 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. 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 09:53:39,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:53:39,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:53:39,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:53:39,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:53:39,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:53:39,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:53:39,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:53:39,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:53:39,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:53:39,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:53:39,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:53:39,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:53:39,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:53:39,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:53:39,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:53:39,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:53:39,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:53:39,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:53:39,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:53:39,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:53:39,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:53:39,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:53:39,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:53:39,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:53:39,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:53:39,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:53:39,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:53:39,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:53:39,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:53:39,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:53:39,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:53:39,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:53:39,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:53:39,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:53:39,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:53:39,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:53:39,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:53:39,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:53:39,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:53:39,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:53:39,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:53:40,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:53:40,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:53:40,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:53:40,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:53:40,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:53:40,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:53:40,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:53:40,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:53:40,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:53:40,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:53:40,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:53:40,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:53:40,020 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:53:40,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:53:40,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:53:40,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:53:40,023 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:53:40,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:53:40,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:53:40,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:53:40,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:53:40,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:53:40,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:53:40,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:53:40,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:53:40,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:53:40,031 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:53:40,031 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:53:40,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:53:40,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:53:40,033 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 -> 5e4f3b5735edc8786938ae1ba6d0b1655a9d7c04 [2019-11-27 09:53:40,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:53:40,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:53:40,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:53:40,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:53:40,560 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:53:40,564 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2019-11-27 09:53:40,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd69c4e95/c3e053f5a8874812ada1ca05f55a8256/FLAG8a399545b [2019-11-27 09:53:42,027 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:53:42,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2019-11-27 09:53:42,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd69c4e95/c3e053f5a8874812ada1ca05f55a8256/FLAG8a399545b [2019-11-27 09:53:42,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd69c4e95/c3e053f5a8874812ada1ca05f55a8256 [2019-11-27 09:53:42,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:53:42,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:53:42,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:42,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:53:42,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:53:42,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42, skipping insertion in model container [2019-11-27 09:53:42,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:53:42,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:53:44,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:44,116 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:53:44,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:44,643 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:53:44,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44 WrapperNode [2019-11-27 09:53:44,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:44,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:44,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:53:44,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:53:44,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:44,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:45,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:53:45,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:53:45,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:53:45,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:44" (1/1) ... [2019-11-27 09:53:45,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:53:45,950 INFO L168 Benchmark]: Toolchain (without parser) took 3603.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 875.7 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:45,951 INFO L168 Benchmark]: CDTParser took 0.30 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 09:53:45,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2298.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 956.0 MB in the end (delta: -70.2 kB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:45,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 569.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 910.1 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:45,959 INFO L168 Benchmark]: Boogie Preprocessor took 720.72 ms. Allocated memory is still 1.0 GB. Free memory was 910.1 MB in the beginning and 875.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:45,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2298.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 956.0 MB in the end (delta: -70.2 kB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 569.80 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 910.1 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 720.72 ms. Allocated memory is still 1.0 GB. Free memory was 910.1 MB in the beginning and 875.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...