./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/ddv-machzwd/ddv_machzwd_outb.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 6685c04a489eb5adb50802dad290085ec903509b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ddv-machzwd/ddv_machzwd_outb.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 6685c04a489eb5adb50802dad290085ec903509b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:09,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:09,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:09,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:09,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:09,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:09,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:09,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:09,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:09,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:09,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:09,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:09,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:09,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:09,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:09,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:09,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:09,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:09,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:09,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:09,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:09,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:09,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:09,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:09,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:09,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:09,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:09,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:09,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:09,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:09,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:09,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:09,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:09,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:09,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:09,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:09,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:09,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:09,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:09,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:09,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:09,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:09,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:09,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:09,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:09,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:09,896 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:09,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:09,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:09,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:09,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:09,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:09,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:09,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:09,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:09,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:09,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:09,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:09,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:09,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:09,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:09,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:09,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:09,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:09,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:09,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:09,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:09,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:09,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:09,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:09,906 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-27 16:11:10,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:10,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:10,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:10,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:10,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:10,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 16:11:10,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c959e238b/7ac0a59c713840548fa052c799cfc754/FLAGb7551cea5 [2019-11-27 16:11:11,557 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:11,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 16:11:11,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c959e238b/7ac0a59c713840548fa052c799cfc754/FLAGb7551cea5 [2019-11-27 16:11:12,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c959e238b/7ac0a59c713840548fa052c799cfc754 [2019-11-27 16:11:12,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:12,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:12,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:12,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:12,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:12,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:12" (1/1) ... [2019-11-27 16:11:12,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e262158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:12, skipping insertion in model container [2019-11-27 16:11:12,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:12" (1/1) ... [2019-11-27 16:11:12,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:12,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:14,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:14,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:14,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:15,673 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:15,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15 WrapperNode [2019-11-27 16:11:15,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:15,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:15,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:15,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:15,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:16,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:16,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:16,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:16,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:16,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:16,249 INFO L168 Benchmark]: Toolchain (without parser) took 4221.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 749.2 MB in the end (delta: 203.8 MB). Peak memory consumption was 203.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:16,251 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 16:11:16,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3647.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 777.9 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:16,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.26 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 760.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:16,258 INFO L168 Benchmark]: Boogie Preprocessor took 219.05 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 749.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:16,269 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 3647.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 777.9 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 345.26 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 760.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.05 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 749.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 16:11:18,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:18,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:19,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:19,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:19,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:19,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:19,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:19,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:19,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:19,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:19,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:19,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:19,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:19,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:19,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:19,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:19,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:19,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:19,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:19,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:19,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:19,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:19,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:19,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:19,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:19,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:19,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:19,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:19,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:19,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:19,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:19,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:19,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:19,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:19,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:19,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:19,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:19,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:19,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:19,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:19,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:19,144 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:19,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:19,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:19,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:19,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:19,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:19,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:19,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:19,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:19,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:19,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:19,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:19,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:19,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:19,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:19,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:19,156 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:19,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:19,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:19,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:19,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:19,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:19,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:19,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:19,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:19,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:19,160 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:19,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:19,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:19,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:19,162 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-27 16:11:19,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:19,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:19,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:19,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:19,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:19,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 16:11:19,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8571d8c/8d0de572386746488d14cf00e1786484/FLAG9f44889c2 [2019-11-27 16:11:20,799 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:20,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 16:11:20,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8571d8c/8d0de572386746488d14cf00e1786484/FLAG9f44889c2 [2019-11-27 16:11:21,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8571d8c/8d0de572386746488d14cf00e1786484 [2019-11-27 16:11:21,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:21,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:21,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:21,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:21,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:21,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:21" (1/1) ... [2019-11-27 16:11:21,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70075b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:21, skipping insertion in model container [2019-11-27 16:11:21,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:21" (1/1) ... [2019-11-27 16:11:21,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:21,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:23,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:24,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:24,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:25,152 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:25,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25 WrapperNode [2019-11-27 16:11:25,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:25,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:25,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:25,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:25,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:25,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:25,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:25,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:25,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:25" (1/1) ... [2019-11-27 16:11:25,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:25,804 INFO L168 Benchmark]: Toolchain (without parser) took 4535.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 736.7 MB in the end (delta: 219.3 MB). Peak memory consumption was 219.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,807 INFO L168 Benchmark]: CDTParser took 1.61 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 16:11:25,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3883.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 765.3 MB in the end (delta: 190.7 MB). Peak memory consumption was 190.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 358.28 ms. Allocated memory is still 1.0 GB. Free memory was 765.3 MB in the beginning and 748.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,812 INFO L168 Benchmark]: Boogie Preprocessor took 282.34 ms. Allocated memory is still 1.0 GB. Free memory was 748.1 MB in the beginning and 736.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:25,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 3883.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 765.3 MB in the end (delta: 190.7 MB). Peak memory consumption was 190.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 358.28 ms. Allocated memory is still 1.0 GB. Free memory was 765.3 MB in the beginning and 748.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.34 ms. Allocated memory is still 1.0 GB. Free memory was 748.1 MB in the beginning and 736.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...