./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.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/ddv-machzwd/ddv_machzwd_inw_p.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 1742f69337679cb8265e9276eee6b891c9d4b49c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_inw_p.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 1742f69337679cb8265e9276eee6b891c9d4b49c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:49:19,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:19,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:19,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:19,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:19,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:19,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:19,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:19,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:19,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:19,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:19,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:19,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:19,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:19,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:19,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:19,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:19,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:19,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:19,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:19,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:19,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:19,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:19,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:19,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:19,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:19,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:19,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:19,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:19,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:19,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:19,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:19,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:19,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:19,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:19,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:19,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:19,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:19,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:19,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:19,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:19,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:19,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:19,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:19,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:19,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:19,997 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:20,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:20,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:20,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:20,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:20,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:20,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:20,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:20,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:20,002 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:20,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:20,003 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:20,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:20,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:20,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:20,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:20,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:20,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:20,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:20,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:20,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:20,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:20,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:20,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:20,008 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 -> 1742f69337679cb8265e9276eee6b891c9d4b49c [2019-11-27 09:49:20,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:20,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:20,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:20,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:20,464 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:20,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2019-11-27 09:49:20,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b255ebba4/c3200993e000428d936b71cb92157e66/FLAG599c6bb17 [2019-11-27 09:49:21,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:21,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2019-11-27 09:49:21,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b255ebba4/c3200993e000428d936b71cb92157e66/FLAG599c6bb17 [2019-11-27 09:49:22,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b255ebba4/c3200993e000428d936b71cb92157e66 [2019-11-27 09:49:22,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:22,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:22,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:22,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:22,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:22,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:22" (1/1) ... [2019-11-27 09:49:22,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3c047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:22, skipping insertion in model container [2019-11-27 09:49:22,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:22" (1/1) ... [2019-11-27 09:49:22,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:22,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:24,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:24,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:24,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,500 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:25,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25 WrapperNode [2019-11-27 09:49:25,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:25,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:25,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:25,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:25,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:25,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:25,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:25,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:25,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:26,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:26,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:25" (1/1) ... [2019-11-27 09:49:26,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:26,065 INFO L168 Benchmark]: Toolchain (without parser) took 3958.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 772.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,068 INFO L168 Benchmark]: CDTParser took 0.95 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 09:49:26,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3398.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 795.1 MB in the end (delta: 159.4 MB). Peak memory consumption was 159.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 329.73 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 777.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,073 INFO L168 Benchmark]: Boogie Preprocessor took 221.39 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 772.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 3398.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 795.1 MB in the end (delta: 159.4 MB). Peak memory consumption was 159.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 329.73 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 777.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.39 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 772.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:28,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:28,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:28,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:28,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:28,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:28,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:28,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:28,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:28,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:28,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:28,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:28,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:28,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:28,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:28,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:28,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:28,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:28,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:28,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:28,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:28,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:28,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:28,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:28,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:28,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:28,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:28,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:28,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:28,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:28,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:28,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:28,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:28,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:28,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:28,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:28,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:28,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:28,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:28,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:28,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:28,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:28,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:28,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:28,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:28,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:28,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:28,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:28,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:28,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:28,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:28,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:28,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:28,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:28,977 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:28,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:28,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:28,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:28,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:28,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:28,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:28,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:28,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:28,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:28,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:28,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:28,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:28,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:28,983 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:28,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:28,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:28,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:28,985 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 -> 1742f69337679cb8265e9276eee6b891c9d4b49c [2019-11-27 09:49:29,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:29,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:29,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:29,484 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:29,487 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:29,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2019-11-27 09:49:29,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09928f780/963d979321444ebbb84e70a4ae69c9e5/FLAGeb2018e76 [2019-11-27 09:49:30,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:30,613 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2019-11-27 09:49:30,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09928f780/963d979321444ebbb84e70a4ae69c9e5/FLAGeb2018e76 [2019-11-27 09:49:31,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09928f780/963d979321444ebbb84e70a4ae69c9e5 [2019-11-27 09:49:31,117 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:31,119 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:31,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:31,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:31,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:31,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:31,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127549af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31, skipping insertion in model container [2019-11-27 09:49:31,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:31,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:31,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:33,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:33,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:33,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:34,400 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:34,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34 WrapperNode [2019-11-27 09:49:34,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:34,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:34,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:34,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:34,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:34,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:34,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:34,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:34,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:34" (1/1) ... [2019-11-27 09:49:34,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:34,951 INFO L168 Benchmark]: Toolchain (without parser) took 3827.84 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 749.3 MB in the end (delta: 212.3 MB). Peak memory consumption was 212.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,952 INFO L168 Benchmark]: CDTParser took 0.22 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 09:49:34,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3287.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 772.3 MB in the end (delta: 189.4 MB). Peak memory consumption was 189.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.42 ms. Allocated memory is still 1.0 GB. Free memory was 772.3 MB in the beginning and 760.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,957 INFO L168 Benchmark]: Boogie Preprocessor took 208.59 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 749.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3287.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 772.3 MB in the end (delta: 189.4 MB). Peak memory consumption was 189.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.42 ms. Allocated memory is still 1.0 GB. Free memory was 772.3 MB in the beginning and 760.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.59 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 749.3 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...