./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_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-da95e15 [2019-11-27 09:49:19,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:19,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:19,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:19,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:19,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:19,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:19,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:19,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:19,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:19,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:19,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:19,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:19,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:19,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:19,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:19,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:19,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:19,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:19,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:19,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:19,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:19,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:19,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:19,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:19,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:19,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:19,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:19,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:19,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:19,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:19,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:19,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:19,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:19,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:19,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:19,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:19,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:19,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:19,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:19,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:19,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:19,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:19,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:19,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:19,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:19,381 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:19,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:19,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:19,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:19,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:19,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:19,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:19,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:19,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:19,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:19,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:19,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:19,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:19,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:19,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:19,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:19,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:19,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:19,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:19,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:19,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:19,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:19,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:19,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:19,397 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 [2019-11-27 09:49:20,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:20,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:20,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:20,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:20,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:20,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-27 09:49:20,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7706ee133/5f3109e6e12e4e69a59f076f3db34ffc/FLAG0551562c5 [2019-11-27 09:49:21,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:21,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-27 09:49:21,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7706ee133/5f3109e6e12e4e69a59f076f3db34ffc/FLAG0551562c5 [2019-11-27 09:49:21,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7706ee133/5f3109e6e12e4e69a59f076f3db34ffc [2019-11-27 09:49:21,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:21,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:21,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:21,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:21,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:21,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:21" (1/1) ... [2019-11-27 09:49:21,909 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 09:49:21, skipping insertion in model container [2019-11-27 09:49:21,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:21" (1/1) ... [2019-11-27 09:49:21,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:22,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:25,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:25,880 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:26,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:27,655 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:27,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27 WrapperNode [2019-11-27 09:49:27,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:27,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:27,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:27,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:27,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:28,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:28,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:28,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:28,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:28,548 INFO L168 Benchmark]: Toolchain (without parser) took 6660.34 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 765.0 MB in the end (delta: 190.9 MB). Peak memory consumption was 191.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,550 INFO L168 Benchmark]: CDTParser took 3.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:28,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5773.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 789.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 479.22 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 772.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,557 INFO L168 Benchmark]: Boogie Preprocessor took 397.13 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 765.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:28,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 5773.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 789.4 MB in the end (delta: 166.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 479.22 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 772.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.13 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 765.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:32,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:32,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:32,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:32,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:32,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:32,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:32,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:32,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:32,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:32,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:32,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:32,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:32,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:32,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:32,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:32,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:32,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:32,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:32,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:32,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:32,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:32,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:32,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:32,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:32,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:32,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:32,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:32,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:32,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:32,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:32,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:32,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:32,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:32,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:32,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:32,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:32,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:32,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:32,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:32,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:32,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:32,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:32,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:32,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:32,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:32,839 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:32,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:32,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:32,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:32,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:32,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:32,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:32,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:32,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:32,847 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:32,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:32,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:32,848 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:32,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:32,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:32,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:32,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:32,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:32,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:32,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:32,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:32,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:32,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:32,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:32,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:32,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:32,859 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 [2019-11-27 09:49:33,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:33,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:33,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:33,480 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:33,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:33,487 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-27 09:49:33,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5e7612/bc43ace0e34b4f9bb7d3c0568fb2c1b8/FLAGb4e239db0 [2019-11-27 09:49:35,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:35,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2019-11-27 09:49:35,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5e7612/bc43ace0e34b4f9bb7d3c0568fb2c1b8/FLAGb4e239db0 [2019-11-27 09:49:35,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab5e7612/bc43ace0e34b4f9bb7d3c0568fb2c1b8 [2019-11-27 09:49:35,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:35,294 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:35,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:35,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:35,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:35,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:35" (1/1) ... [2019-11-27 09:49:35,328 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 09:49:35, skipping insertion in model container [2019-11-27 09:49:35,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:35" (1/1) ... [2019-11-27 09:49:35,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:35,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:39,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:39,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:39,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:41,023 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:41,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41 WrapperNode [2019-11-27 09:49:41,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:41,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:41,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:41,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:41,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:41,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:41,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:41,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:41,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:41,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:41,916 INFO L168 Benchmark]: Toolchain (without parser) took 6617.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 747.9 MB in the end (delta: 208.1 MB). Peak memory consumption was 208.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:41,918 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:41,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5717.92 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 772.3 MB in the end (delta: 183.7 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:41,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.07 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. [2019-11-27 09:49:41,928 INFO L168 Benchmark]: Boogie Preprocessor took 389.02 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 747.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:41,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5717.92 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 772.3 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 489.07 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. * Boogie Preprocessor took 389.02 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 747.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...