./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_inl.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 3ef73aa229d96e30b4c395539e926e9cd1864c60 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_inl.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 3ef73aa229d96e30b4c395539e926e9cd1864c60 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:17,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:17,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:17,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:17,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:17,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:17,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:17,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:17,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:17,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:17,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:17,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:17,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:17,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:17,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:17,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:17,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:17,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:17,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:17,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:17,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:17,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:17,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:17,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:17,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:17,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:17,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:17,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:17,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:17,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:17,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:17,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:17,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:17,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:17,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:17,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:17,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:17,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:17,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:17,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:17,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:17,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:17,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:17,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:17,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:17,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:17,341 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:17,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:17,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:17,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:17,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:17,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:17,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:17,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:17,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:17,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:17,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:17,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:17,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:17,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:17,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:17,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:17,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:17,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:17,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:17,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:17,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:17,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:17,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:17,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:17,358 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 -> 3ef73aa229d96e30b4c395539e926e9cd1864c60 [2019-11-25 22:54:17,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:17,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:17,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:17,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:17,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:17,991 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-25 22:54:18,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f547fd6c/2e6b621ff986417ab6d0ac02abe07d13/FLAGa19b4c901 [2019-11-25 22:54:19,597 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:19,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-25 22:54:19,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f547fd6c/2e6b621ff986417ab6d0ac02abe07d13/FLAGa19b4c901 [2019-11-25 22:54:19,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f547fd6c/2e6b621ff986417ab6d0ac02abe07d13 [2019-11-25 22:54:19,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:19,738 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:19,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:19,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:19,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:19,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:19" (1/1) ... [2019-11-25 22:54:19,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:19, skipping insertion in model container [2019-11-25 22:54:19,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:19" (1/1) ... [2019-11-25 22:54:19,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:19,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:22,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:22,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:23,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:24,529 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:24,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24 WrapperNode [2019-11-25 22:54:24,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:24,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:24,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:24,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:24,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:25,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:25,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:25,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,438 INFO L168 Benchmark]: Toolchain (without parser) took 5693.50 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 755.0 MB in the end (delta: 206.7 MB). Peak memory consumption was 206.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,439 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:54:25,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4794.64 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 777.9 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.37 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,449 INFO L168 Benchmark]: Boogie Preprocessor took 360.07 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:25,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4794.64 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 777.9 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.37 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 360.07 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.0 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 0.1.24-65d6cd2 [2019-11-25 22:54:29,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:29,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:29,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:29,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:29,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:29,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:29,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:29,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:29,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:29,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:29,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:29,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:29,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:29,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:29,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:29,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:29,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:29,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:29,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:29,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:29,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:29,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:29,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:29,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:29,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:29,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:29,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:29,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:29,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:29,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:29,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:29,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:29,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:29,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:29,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:29,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:29,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:29,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:29,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:29,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:29,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:29,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:29,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:29,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:29,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:29,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:29,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:29,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:29,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:29,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:29,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:29,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:29,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:29,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:29,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:29,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:29,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:29,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:29,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:29,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:29,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:29,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:29,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:29,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:29,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:29,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:29,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:29,602 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:29,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:29,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:29,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:29,606 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 -> 3ef73aa229d96e30b4c395539e926e9cd1864c60 [2019-11-25 22:54:30,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:30,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:30,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:30,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:30,199 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:30,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-25 22:54:30,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edae808d8/1ffb209c986d4e0cb218f1d5833e823d/FLAG069822356 [2019-11-25 22:54:31,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:31,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2019-11-25 22:54:31,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edae808d8/1ffb209c986d4e0cb218f1d5833e823d/FLAG069822356 [2019-11-25 22:54:32,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edae808d8/1ffb209c986d4e0cb218f1d5833e823d [2019-11-25 22:54:32,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:32,017 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:32,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:32,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:32,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:32,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:32" (1/1) ... [2019-11-25 22:54:32,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:32, skipping insertion in model container [2019-11-25 22:54:32,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:32" (1/1) ... [2019-11-25 22:54:32,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:32,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:36,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:36,230 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:36,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:38,167 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:38,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38 WrapperNode [2019-11-25 22:54:38,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:38,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:38,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:38,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:38,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:38,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:38,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:38,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:38,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:39,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:39,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:39,076 INFO L168 Benchmark]: Toolchain (without parser) took 7052.42 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 742.1 MB in the end (delta: 213.9 MB). Peak memory consumption was 214.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:39,077 INFO L168 Benchmark]: CDTParser took 2.50 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. [2019-11-25 22:54:39,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6145.53 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 770.7 MB in the end (delta: 185.3 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:39,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 526.18 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 753.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:39,088 INFO L168 Benchmark]: Boogie Preprocessor took 367.70 ms. Allocated memory is still 1.0 GB. Free memory was 753.5 MB in the beginning and 742.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:39,099 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 6145.53 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 770.7 MB in the end (delta: 185.3 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 526.18 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 753.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.70 ms. Allocated memory is still 1.0 GB. Free memory was 753.5 MB in the beginning and 742.1 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...