./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_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 e1d17eba51e74c24a0207e3211285d73103c6440 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_inb_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 e1d17eba51e74c24a0207e3211285d73103c6440 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:16,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:16,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:16,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:16,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:16,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:16,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:16,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:16,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:16,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:16,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:16,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:16,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:16,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:16,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:16,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:16,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:16,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:16,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:16,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:16,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:16,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:16,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:16,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:16,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:16,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:16,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:16,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:16,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:16,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:16,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:16,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:16,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:16,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:16,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:16,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:16,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:16,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:16,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:16,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:16,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:16,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:16,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:16,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:16,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:16,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:16,976 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:16,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:16,978 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:16,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:16,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:16,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:16,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:16,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:16,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:16,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:16,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:16,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:16,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:16,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:16,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:16,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:16,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:16,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:16,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:16,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:16,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:16,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:16,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:16,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:16,993 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 -> e1d17eba51e74c24a0207e3211285d73103c6440 [2019-11-25 22:54:17,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:17,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:17,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:17,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:17,555 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:17,556 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-25 22:54:17,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb56a9813/926d003740084c4e97d41ff54ee8b001/FLAGd91f257aa [2019-11-25 22:54:19,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:19,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-25 22:54:19,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb56a9813/926d003740084c4e97d41ff54ee8b001/FLAGd91f257aa [2019-11-25 22:54:19,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb56a9813/926d003740084c4e97d41ff54ee8b001 [2019-11-25 22:54:19,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:19,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:19,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:19,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:19,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:19,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:19" (1/1) ... [2019-11-25 22:54:19,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b032e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:19, skipping insertion in model container [2019-11-25 22:54:19,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:19" (1/1) ... [2019-11-25 22:54:19,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:19,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:22,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:22,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:22,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:24,009 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:24,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24 WrapperNode [2019-11-25 22:54:24,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:24,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:24,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:24,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:24,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:24,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:24,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:24,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:24,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:24" (1/1) ... [2019-11-25 22:54:24,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:24,823 INFO L168 Benchmark]: Toolchain (without parser) took 5458.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 760.8 MB in the end (delta: 196.6 MB). Peak memory consumption was 196.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,824 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. [2019-11-25 22:54:24,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4644.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 783.7 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.66 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 MB in the beginning and 772.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:24,835 INFO L168 Benchmark]: Boogie Preprocessor took 343.35 ms. Allocated memory is still 1.0 GB. Free memory was 772.3 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. [2019-11-25 22:54:24,851 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 4644.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 783.7 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 456.66 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 MB in the beginning and 772.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 343.35 ms. Allocated memory is still 1.0 GB. Free memory was 772.3 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:28,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:28,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:28,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:28,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:28,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:28,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:28,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:28,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:28,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:28,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:28,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:28,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:28,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:28,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:28,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:28,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:28,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:28,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:28,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:28,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:28,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:28,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:28,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:28,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:28,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:28,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:28,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:28,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:28,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:28,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:28,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:28,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:28,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:28,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:28,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:28,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:28,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:28,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:28,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:28,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:28,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:29,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:29,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:29,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:29,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:29,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:29,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:29,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:29,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:29,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:29,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:29,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:29,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:29,016 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:29,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:29,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:29,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:29,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:29,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:29,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:29,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:29,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:29,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:29,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:29,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:29,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:29,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:29,025 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:29,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:29,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:29,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:29,030 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 -> e1d17eba51e74c24a0207e3211285d73103c6440 [2019-11-25 22:54:29,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:29,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:29,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:29,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:29,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:29,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-25 22:54:29,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf49e6e0/7b6aee9a20e443bb9d58e2e438397c0e/FLAG4fe95a513 [2019-11-25 22:54:31,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:31,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-25 22:54:31,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf49e6e0/7b6aee9a20e443bb9d58e2e438397c0e/FLAG4fe95a513 [2019-11-25 22:54:31,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf49e6e0/7b6aee9a20e443bb9d58e2e438397c0e [2019-11-25 22:54:31,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:31,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:31,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:31,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:31,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:31,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:31" (1/1) ... [2019-11-25 22:54:31,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77bd7a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:31, skipping insertion in model container [2019-11-25 22:54:31,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:31" (1/1) ... [2019-11-25 22:54:31,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:31,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:35,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:35,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:35,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:37,150 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:37,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37 WrapperNode [2019-11-25 22:54:37,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:37,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:37,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:37,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:37,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:37,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:37,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:37,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:37,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:37" (1/1) ... [2019-11-25 22:54:37,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:37,903 INFO L168 Benchmark]: Toolchain (without parser) took 6345.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 749.3 MB in the end (delta: 205.2 MB). Peak memory consumption was 205.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:37,904 INFO L168 Benchmark]: CDTParser took 1.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:37,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5590.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 772.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:37,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.58 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 755.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:37,910 INFO L168 Benchmark]: Boogie Preprocessor took 278.60 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 749.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:37,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 5590.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 772.2 MB in the end (delta: 182.3 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.58 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 755.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 278.60 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 749.3 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...