./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_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_outl_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 07d0aa4576fe8efeb06bd37503435e5e46934f0e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_outl_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 07d0aa4576fe8efeb06bd37503435e5e46934f0e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:49:23,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:23,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:23,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:23,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:23,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:23,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:23,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:23,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:23,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:23,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:23,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:23,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:23,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:23,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:23,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:23,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:23,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:23,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:23,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:23,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:23,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:23,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:23,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:23,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:23,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:23,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:23,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:23,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:23,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:23,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:23,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:23,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:23,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:23,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:23,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:23,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:23,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:23,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:23,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:23,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:23,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:23,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:23,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:23,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:23,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:23,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:23,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:23,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:23,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:23,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:23,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:23,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:23,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:23,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:23,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:23,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:23,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:23,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:23,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:23,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:23,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:23,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:23,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:23,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:23,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:23,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:23,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:23,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:23,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:23,871 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 -> 07d0aa4576fe8efeb06bd37503435e5e46934f0e [2019-11-27 09:49:24,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:24,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:24,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:24,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:24,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:24,464 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-27 09:49:24,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f9dca85/b8acf530d9c04217af61e26ce82fdd1b/FLAGbfbe5943b [2019-11-27 09:49:26,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:26,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-27 09:49:26,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f9dca85/b8acf530d9c04217af61e26ce82fdd1b/FLAGbfbe5943b [2019-11-27 09:49:26,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65f9dca85/b8acf530d9c04217af61e26ce82fdd1b [2019-11-27 09:49:26,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:26,300 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:26,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:26,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:26,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:26,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31297b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26, skipping insertion in model container [2019-11-27 09:49:26,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:26,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:29,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:29,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:30,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:31,595 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:31,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31 WrapperNode [2019-11-27 09:49:31,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:31,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:31,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:31,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:31,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:31,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:32,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:32,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:32,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:32,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:31" (1/1) ... [2019-11-27 09:49:32,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:32,403 INFO L168 Benchmark]: Toolchain (without parser) took 6098.97 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 766.5 MB in the end (delta: 189.5 MB). Peak memory consumption was 189.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:32,404 INFO L168 Benchmark]: CDTParser took 2.65 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 09:49:32,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5289.04 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 789.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:32,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 486.49 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 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. [2019-11-27 09:49:32,415 INFO L168 Benchmark]: Boogie Preprocessor took 309.41 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. [2019-11-27 09:49:32,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 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 5289.04 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 789.4 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 486.49 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 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 309.41 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. 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 09:49:36,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:36,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:36,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:36,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:36,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:36,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:36,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:36,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:36,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:36,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:36,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:36,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:36,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:36,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:36,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:36,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:36,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:36,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:36,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:36,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:36,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:36,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:36,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:36,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:36,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:36,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:36,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:36,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:36,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:36,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:36,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:36,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:36,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:36,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:36,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:36,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:36,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:36,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:36,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:36,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:36,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:36,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:36,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:36,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:36,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:36,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:36,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:36,516 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:36,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:36,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:36,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:36,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:36,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:36,521 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:36,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:36,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:36,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:36,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:36,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:36,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:36,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:36,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:36,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:36,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:36,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:36,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:36,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:36,530 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:36,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:36,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:36,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:36,532 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 -> 07d0aa4576fe8efeb06bd37503435e5e46934f0e [2019-11-27 09:49:37,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:37,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:37,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:37,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:37,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:37,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-27 09:49:37,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f6af8da/677bc8092dc446daaefd1564aa7b720e/FLAG07e3d8d59 [2019-11-27 09:49:38,887 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:38,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-27 09:49:38,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f6af8da/677bc8092dc446daaefd1564aa7b720e/FLAG07e3d8d59 [2019-11-27 09:49:39,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44f6af8da/677bc8092dc446daaefd1564aa7b720e [2019-11-27 09:49:39,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:39,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:39,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:39,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:39,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:39,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f21c6ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39, skipping insertion in model container [2019-11-27 09:49:39,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:39,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:42,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:42,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:42,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:44,276 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:44,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44 WrapperNode [2019-11-27 09:49:44,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:44,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:44,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:44,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:44,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:44,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:44,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:44,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:44,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:44,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:45,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:45,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:45,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:44" (1/1) ... [2019-11-27 09:49:45,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:45,164 INFO L168 Benchmark]: Toolchain (without parser) took 6129.48 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 749.3 MB in the end (delta: 206.6 MB). Peak memory consumption was 206.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:45,170 INFO L168 Benchmark]: CDTParser took 2.92 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 09:49:45,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5237.65 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 772.2 MB in the end (delta: 183.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:45,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 466.10 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 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 09:49:45,178 INFO L168 Benchmark]: Boogie Preprocessor took 413.94 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 09:49:45,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 5237.65 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 772.2 MB in the end (delta: 183.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 466.10 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 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 413.94 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...