./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_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 e2575629a0892fb5449add5936286efb588d4cc5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_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 e2575629a0892fb5449add5936286efb588d4cc5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:11,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:11,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:11,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:11,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:11,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:11,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:11,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:11,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:11,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:11,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:11,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:11,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:11,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:11,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:11,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:11,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:11,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:11,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:11,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:11,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:11,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:11,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:11,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:11,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:11,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:11,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:11,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:11,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:11,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:11,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:11,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:11,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:11,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:11,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:11,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:11,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:11,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:11,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:11,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:11,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:11,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:11,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:11,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:11,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:11,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:11,763 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:11,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:11,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:11,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:11,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:11,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:11,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:11,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:11,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:11,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:11,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:11,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:11,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:11,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:11,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:11,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:11,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:11,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:11,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:11,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:11,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:11,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:11,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:11,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:11,779 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 16:11:12,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:12,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:12,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:12,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:12,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:12,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 16:11:12,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe677d68f/426a493d8add4bad919a5c3d6576de4d/FLAG06d800c31 [2019-11-27 16:11:14,093 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:14,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 16:11:14,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe677d68f/426a493d8add4bad919a5c3d6576de4d/FLAG06d800c31 [2019-11-27 16:11:14,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe677d68f/426a493d8add4bad919a5c3d6576de4d [2019-11-27 16:11:14,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:14,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:14,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:14,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:14,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:14,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,241 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 04:11:14, skipping insertion in model container [2019-11-27 16:11:14,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:14,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:17,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:17,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:18,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:19,503 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:19,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19 WrapperNode [2019-11-27 16:11:19,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:19,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:19,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:19,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:19,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:19,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:19,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:19,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:19,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:19,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:20,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19" (1/1) ... [2019-11-27 16:11:20,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:20,310 INFO L168 Benchmark]: Toolchain (without parser) took 6086.15 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 766.8 MB in the end (delta: 189.2 MB). Peak memory consumption was 189.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,311 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:20,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5287.09 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 789.7 MB in the end (delta: 166.3 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 474.51 ms. Allocated memory is still 1.0 GB. Free memory was 789.7 MB in the beginning and 772.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,320 INFO L168 Benchmark]: Boogie Preprocessor took 316.78 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 766.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 5287.09 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 789.7 MB in the end (delta: 166.3 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 474.51 ms. Allocated memory is still 1.0 GB. Free memory was 789.7 MB in the beginning and 772.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 316.78 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 766.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:24,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:24,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:24,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:24,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:24,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:24,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:24,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:24,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:24,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:24,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:24,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:24,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:24,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:24,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:24,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:24,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:24,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:24,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:24,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:24,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:24,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:24,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:24,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:24,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:24,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:24,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:24,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:24,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:24,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:24,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:24,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:24,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:24,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:24,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:24,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:24,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:24,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:24,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:24,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:24,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:24,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:24,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:24,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:24,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:24,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:24,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:24,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:24,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:24,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:24,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:24,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:24,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:24,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:24,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:24,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:24,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:24,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:24,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:24,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:24,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:24,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:24,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:24,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:24,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:24,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:24,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:24,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:24,482 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:24,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:24,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:24,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:24,487 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 16:11:25,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:25,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:25,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:25,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:25,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:25,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 16:11:25,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c639453ce/9c083307bc4346cba572c0590f29d376/FLAGca08d7799 [2019-11-27 16:11:26,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:26,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 16:11:26,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c639453ce/9c083307bc4346cba572c0590f29d376/FLAGca08d7799 [2019-11-27 16:11:27,031 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c639453ce/9c083307bc4346cba572c0590f29d376 [2019-11-27 16:11:27,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:27,046 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:27,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:27,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:27,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:27,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f636103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:27, skipping insertion in model container [2019-11-27 16:11:27,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:27,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:30,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:30,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:31,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:32,566 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:32,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32 WrapperNode [2019-11-27 16:11:32,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:32,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:32,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:32,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:32,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:32,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:33,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:33,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:33,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32" (1/1) ... [2019-11-27 16:11:33,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,396 INFO L168 Benchmark]: Toolchain (without parser) took 6341.32 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 747.9 MB in the end (delta: 208.1 MB). Peak memory consumption was 208.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:33,399 INFO L168 Benchmark]: CDTParser took 2.95 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:33,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5522.10 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 16:11:33,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.99 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 16:11:33,409 INFO L168 Benchmark]: Boogie Preprocessor took 352.31 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 747.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:33,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5522.10 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 458.99 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 352.31 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 747.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...