./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label44.c --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/eca-rers2012/Problem16_label44.c -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 0696892b4822d23294fb952ad093062c7b25c9bb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem16_label44.c -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 0696892b4822d23294fb952ad093062c7b25c9bb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:42:02,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:02,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:02,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:02,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:02,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:02,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:02,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:02,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:02,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:02,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:02,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:02,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:02,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:02,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:02,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:02,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:02,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:02,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:02,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:02,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:02,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:02,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:02,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:02,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:02,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:02,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:02,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:02,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:02,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:02,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:02,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:02,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:02,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:02,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:02,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:02,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:02,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:02,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:02,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:02,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:02,867 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:02,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:02,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:02,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:02,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:02,908 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:02,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:02,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:02,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:02,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:02,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:02,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:02,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:02,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:02,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:02,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:02,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:02,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:02,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:02,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:02,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:02,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:02,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:02,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:02,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:02,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:02,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:02,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:02,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:02,924 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-25 22:42:03,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:03,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:03,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:03,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:03,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:03,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-25 22:42:03,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0638e613/94a8cb3504524419a960fb2481513189/FLAG6310ad2d8 [2019-11-25 22:42:05,209 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:05,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-25 22:42:05,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0638e613/94a8cb3504524419a960fb2481513189/FLAG6310ad2d8 [2019-11-25 22:42:05,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0638e613/94a8cb3504524419a960fb2481513189 [2019-11-25 22:42:05,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:05,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:05,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:05,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:05,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:05,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05, skipping insertion in model container [2019-11-25 22:42:05,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:05,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:07,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:07,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,774 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:07,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07 WrapperNode [2019-11-25 22:42:07,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:07,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:07,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:07,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:08,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:08,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:08,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,546 INFO L168 Benchmark]: Toolchain (without parser) took 3214.43 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 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,547 INFO L168 Benchmark]: CDTParser took 0.43 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 22:42:08,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2446.08 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 374.14 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,557 INFO L168 Benchmark]: Boogie Preprocessor took 382.24 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2446.08 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 374.14 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 382.24 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-65d6cd2 [2019-11-25 22:42:12,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:12,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:12,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:12,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:12,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:12,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:12,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:12,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:12,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:12,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:12,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:12,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:12,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:12,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:12,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:12,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:12,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:12,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:12,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:12,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:12,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:12,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:12,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:12,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:12,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:12,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:12,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:12,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:12,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:12,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:12,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:12,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:12,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:12,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:12,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:12,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:12,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:12,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:12,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:12,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:12,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:12,677 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:12,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:12,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:12,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:12,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:12,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:12,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:12,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:12,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:12,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:12,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:12,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:12,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:12,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:12,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:12,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:12,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:12,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:12,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:12,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:12,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:12,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:12,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:12,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:12,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:12,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:12,698 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:12,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:12,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:12,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:12,700 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-25 22:42:13,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:13,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:13,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:13,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:13,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:13,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-25 22:42:13,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991482332/f0184b4b34014a22b1e672bafe42b244/FLAG7a9de4c3b [2019-11-25 22:42:14,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:14,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-25 22:42:14,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991482332/f0184b4b34014a22b1e672bafe42b244/FLAG7a9de4c3b [2019-11-25 22:42:14,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/991482332/f0184b4b34014a22b1e672bafe42b244 [2019-11-25 22:42:14,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:14,932 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:14,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:14,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:14,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:14,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14, skipping insertion in model container [2019-11-25 22:42:14,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:15,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:17,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:17,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:18,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:18,083 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:18,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18 WrapperNode [2019-11-25 22:42:18,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:18,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:18,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:18,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:18,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:18,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:18,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:18,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:18,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:18" (1/1) ... [2019-11-25 22:42:18,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:18,641 INFO L168 Benchmark]: Toolchain (without parser) took 3704.28 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:18,645 INFO L168 Benchmark]: CDTParser took 3.85 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 22:42:18,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3146.95 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:18,648 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.69 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:18,654 INFO L168 Benchmark]: Boogie Preprocessor took 245.37 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:18,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.85 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 3146.95 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 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.69 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.37 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...