./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_outw_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 64bdc1ff4929464f951aae49e318b99cbcc38321 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally 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_outw_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 64bdc1ff4929464f951aae49e318b99cbcc38321 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:14,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:14,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:14,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:14,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:14,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:14,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:14,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:14,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:14,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:14,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:14,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:14,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:14,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:14,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:14,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:14,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:14,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:14,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:14,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:14,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:14,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:14,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:14,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:14,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:14,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:14,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:14,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:14,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:14,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:14,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:14,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:14,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:14,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:14,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:14,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:14,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:14,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:14,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:14,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:14,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:14,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:14,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:14,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:14,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:14,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:14,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:14,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:14,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:14,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:14,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:14,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:14,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:14,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:14,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:14,573 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:14,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:14,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:14,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:14,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:14,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:14,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:14,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:14,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:14,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:14,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:14,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:14,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:14,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:14,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:14,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64bdc1ff4929464f951aae49e318b99cbcc38321 [2019-11-27 16:11:15,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:15,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:15,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:15,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:15,255 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:15,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 16:11:15,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b73b10b/6d1222411b0948a491f9654693f58a2c/FLAGa18918f59 [2019-11-27 16:11:17,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:17,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 16:11:17,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b73b10b/6d1222411b0948a491f9654693f58a2c/FLAGa18918f59 [2019-11-27 16:11:17,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20b73b10b/6d1222411b0948a491f9654693f58a2c [2019-11-27 16:11:17,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:17,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:17,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:17,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:17,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:17,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:17" (1/1) ... [2019-11-27 16:11:17,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:17, skipping insertion in model container [2019-11-27 16:11:17,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:17" (1/1) ... [2019-11-27 16:11:17,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:17,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:20,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:20,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:21,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:22,686 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:22,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22 WrapperNode [2019-11-27 16:11:22,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:22,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:22,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:22,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:22,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:22,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:23,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:23,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:23,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:23,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:22" (1/1) ... [2019-11-27 16:11:23,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:23,507 INFO L168 Benchmark]: Toolchain (without parser) took 6270.33 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 755.3 MB in the end (delta: 200.7 MB). Peak memory consumption was 200.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:23,508 INFO L168 Benchmark]: CDTParser took 0.35 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 16:11:23,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5456.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 783.9 MB in the end (delta: 172.0 MB). Peak memory consumption was 172.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:23,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 469.55 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 766.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:23,520 INFO L168 Benchmark]: Boogie Preprocessor took 335.45 ms. Allocated memory is still 1.0 GB. Free memory was 766.7 MB in the beginning and 755.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:23,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5456.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 783.9 MB in the end (delta: 172.0 MB). Peak memory consumption was 172.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 469.55 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 766.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 335.45 ms. Allocated memory is still 1.0 GB. Free memory was 766.7 MB in the beginning and 755.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:27,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:27,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:27,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:27,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:27,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:27,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:27,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:27,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:27,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:27,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:27,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:27,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:27,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:27,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:27,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:27,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:27,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:27,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:27,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:27,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:27,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:27,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:27,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:27,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:27,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:27,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:27,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:27,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:27,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:27,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:27,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:27,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:27,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:27,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:27,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:27,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:27,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:27,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:27,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:27,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:27,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:27,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:27,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:27,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:27,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:27,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:27,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:27,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:27,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:27,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:27,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:27,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:27,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:27,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:27,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:27,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:27,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:27,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:27,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:27,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:27,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:27,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:27,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:27,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:27,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:27,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:27,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:27,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:27,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:27,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:27,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:27,873 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 -> 64bdc1ff4929464f951aae49e318b99cbcc38321 [2019-11-27 16:11:28,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:28,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:28,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:28,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:28,495 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:28,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 16:11:28,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42065c303/ea17bfa1d21b46a6bbd35fe39395c4a2/FLAG877944f45 [2019-11-27 16:11:30,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:30,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 16:11:30,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42065c303/ea17bfa1d21b46a6bbd35fe39395c4a2/FLAG877944f45 [2019-11-27 16:11:30,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42065c303/ea17bfa1d21b46a6bbd35fe39395c4a2 [2019-11-27 16:11:30,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:30,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:30,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:30,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:30,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:30,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:30" (1/1) ... [2019-11-27 16:11:30,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:30, skipping insertion in model container [2019-11-27 16:11:30,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:30" (1/1) ... [2019-11-27 16:11:30,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:30,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:33,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:33,751 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:34,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:35,674 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:35,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35 WrapperNode [2019-11-27 16:11:35,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:35,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:35,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:35,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:35,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:36,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:36,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:36,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:36,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:36,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:36,545 INFO L168 Benchmark]: Toolchain (without parser) took 6199.63 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 16:11:36,548 INFO L168 Benchmark]: CDTParser took 0.46 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 16:11:36,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5330.21 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 16:11:36,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 477.98 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 16:11:36,557 INFO L168 Benchmark]: Boogie Preprocessor took 379.76 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 16:11:36,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 5330.21 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 477.98 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 379.76 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...