./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.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_outl.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 4d95ac846195c923ba14460571f07f6424e0aa6b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 4d95ac846195c923ba14460571f07f6424e0aa6b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:12,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:12,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:12,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:12,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:12,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:12,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:12,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:12,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:12,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:12,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:12,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:12,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:12,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:12,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:12,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:12,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:12,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:12,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:12,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:12,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:12,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:12,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:12,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:12,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:12,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:12,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:12,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:12,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:12,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:12,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:12,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:12,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:12,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:12,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:12,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:12,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:12,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:12,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:12,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:12,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:12,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:12,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:12,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:12,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:12,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:12,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:12,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:12,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:12,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:12,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:12,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:12,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:12,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:12,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:12,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:12,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:12,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:12,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:12,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:12,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:12,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:12,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:12,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:12,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:12,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:12,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:12,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:12,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:12,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:12,597 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 -> 4d95ac846195c923ba14460571f07f6424e0aa6b [2019-11-27 16:11:13,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:13,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:13,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:13,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:13,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:13,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 16:11:13,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7003c4b6/00db3c78ad9c4249817b8260ca22f660/FLAGe77a23929 [2019-11-27 16:11:14,940 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:14,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 16:11:15,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7003c4b6/00db3c78ad9c4249817b8260ca22f660/FLAGe77a23929 [2019-11-27 16:11:15,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7003c4b6/00db3c78ad9c4249817b8260ca22f660 [2019-11-27 16:11:15,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:15,067 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:15,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:15,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:15,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:15,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,089 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 04:11:15, skipping insertion in model container [2019-11-27 16:11:15,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:15,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:18,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:18,379 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:18,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:19,995 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:20,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:19 WrapperNode [2019-11-27 16:11:20,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:20,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:20,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:20,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:20,023 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 16:11:20,175 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 16:11:20,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:20,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:20,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:20,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:20,484 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 16:11:20,490 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 16:11:20,516 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 16:11:20,518 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 16:11:20,662 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 16:11:20,703 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 16:11:20,736 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 16:11:20,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:20,787 INFO L168 Benchmark]: Toolchain (without parser) took 5714.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 761.0 MB in the end (delta: 200.7 MB). Peak memory consumption was 200.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,788 INFO L168 Benchmark]: CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:20,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4930.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 783.9 MB in the end (delta: 177.8 MB). Peak memory consumption was 177.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 459.96 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 772.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,800 INFO L168 Benchmark]: Boogie Preprocessor took 316.36 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:20,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4930.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 783.9 MB in the end (delta: 177.8 MB). Peak memory consumption was 177.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 459.96 ms. Allocated memory is still 1.0 GB. Free memory was 783.9 MB in the beginning and 772.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 316.36 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:24,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:24,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:24,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:24,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:24,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:24,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:24,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:24,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:24,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:24,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:24,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:24,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:24,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:24,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:24,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:24,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:24,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:24,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:24,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:24,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:24,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:24,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:24,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:24,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:24,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:24,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:24,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:24,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:24,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:24,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:24,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:24,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:24,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:24,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:24,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:24,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:24,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:24,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:24,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:24,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:24,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:24,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:24,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:24,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:24,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:24,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:24,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:24,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:24,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:24,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:24,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:24,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:24,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:24,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:24,868 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:24,868 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:24,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:24,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:24,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:24,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:24,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:24,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:24,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:24,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:24,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:24,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:24,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:24,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:24,876 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:24,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:24,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:24,878 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 -> 4d95ac846195c923ba14460571f07f6424e0aa6b [2019-11-27 16:11:25,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:25,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:25,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:25,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:25,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:25,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 16:11:25,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c7b1562/c0d4256806f04bb2aa70a31527e1b1a8/FLAG7507be272 [2019-11-27 16:11:27,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:27,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2019-11-27 16:11:27,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c7b1562/c0d4256806f04bb2aa70a31527e1b1a8/FLAG7507be272 [2019-11-27 16:11:27,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c7b1562/c0d4256806f04bb2aa70a31527e1b1a8 [2019-11-27 16:11:27,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:27,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:27,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:27,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:27,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:27,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464336c4 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 16:11:27,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:27,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:30,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:31,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:31,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:32,706 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:32,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:32 WrapperNode [2019-11-27 16:11:32,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:32,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:32,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:32,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:32,739 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 16:11:32,889 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 16:11:33,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:33,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:33,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:33,172 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 16:11:33,173 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 16:11:33,196 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 16:11:33,197 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 16:11:33,330 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 16:11:33,369 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 16:11:33,402 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 16:11:33,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:33,452 INFO L168 Benchmark]: Toolchain (without parser) took 5986.35 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 16:11:33,455 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 16:11:33,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5246.40 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 16:11:33,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.50 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 16:11:33,464 INFO L168 Benchmark]: Boogie Preprocessor took 293.06 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 16:11:33,473 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 5246.40 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 435.50 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 293.06 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...