./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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_outw_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 64bdc1ff4929464f951aae49e318b99cbcc38321 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:20:21,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:20:21,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:20:21,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:20:21,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:20:21,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:20:21,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:20:21,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:20:21,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:20:21,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:20:21,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:20:21,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:20:21,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:20:21,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:20:21,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:20:21,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:20:21,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:20:21,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:20:21,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:20:21,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:20:21,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:20:21,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:20:21,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:20:21,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:20:21,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:20:21,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:20:21,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:20:21,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:20:21,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:20:21,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:20:21,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:20:21,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:20:21,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:20:21,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:20:21,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:20:21,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:20:21,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:20:21,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:20:21,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:20:21,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:20:21,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:20:21,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:20:21,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:20:21,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:20:21,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:20:21,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:20:21,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:20:21,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:20:21,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:20:21,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:20:21,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:20:21,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:20:21,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:20:21,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:20:21,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:20:21,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:20:21,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:20:21,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:20:21,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:20:21,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:20:21,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:20:21,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:20:21,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:20:22,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:20:22,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:20:22,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:20:22,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:20:22,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:20:22,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:20:22,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:20:22,002 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 -> 64bdc1ff4929464f951aae49e318b99cbcc38321 [2019-11-16 21:20:22,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:20:22,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:20:22,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:20:22,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:20:22,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:20:22,586 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-16 21:20:22,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2294cfa89/5c41208bdc6847f086121f1c8eb2c138/FLAG208a80fc9 [2019-11-16 21:20:24,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:20:24,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-16 21:20:24,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2294cfa89/5c41208bdc6847f086121f1c8eb2c138/FLAG208a80fc9 [2019-11-16 21:20:24,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2294cfa89/5c41208bdc6847f086121f1c8eb2c138 [2019-11-16 21:20:24,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:20:24,354 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:20:24,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:20:24,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:20:24,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:20:24,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:24" (1/1) ... [2019-11-16 21:20:24,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359d2217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:24, skipping insertion in model container [2019-11-16 21:20:24,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:24" (1/1) ... [2019-11-16 21:20:24,399 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:20:24,579 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:20:28,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:20:28,283 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:20:28,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:20:29,885 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:20:29,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29 WrapperNode [2019-11-16 21:20:29,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:20:29,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:20:29,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:20:29,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:20:29,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:20:30,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:20:30,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:20:30,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:20:30,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:29" (1/1) ... [2019-11-16 21:20:30,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:20:30,642 INFO L168 Benchmark]: Toolchain (without parser) took 6285.25 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 766.4 MB in the end (delta: 189.6 MB). Peak memory consumption was 189.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:20:30,643 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-16 21:20:30,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5534.24 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 789.3 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:20:30,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 433.80 ms. Allocated memory is still 1.0 GB. Free memory was 789.3 MB in the beginning and 777.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:20:30,654 INFO L168 Benchmark]: Boogie Preprocessor took 304.68 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:20:30,668 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5534.24 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 789.3 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 433.80 ms. Allocated memory is still 1.0 GB. Free memory was 789.3 MB in the beginning and 777.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 304.68 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.4 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...