./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label13.c --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/eca-rers2012/Problem13_label13.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 c7d2b5e8175f932e9b7996e029e7e3700eba9c82 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label13.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 c7d2b5e8175f932e9b7996e029e7e3700eba9c82 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:34:25,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:25,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:25,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:25,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:25,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:25,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:25,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:25,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:25,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:25,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:25,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:25,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:25,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:25,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:25,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:25,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:25,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:25,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:25,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:25,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:25,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:25,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:25,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:25,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:25,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:25,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:25,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:25,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:25,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:25,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:25,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:25,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:25,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:25,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:25,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:25,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:25,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:25,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:25,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:25,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:25,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:25,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:25,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:25,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:25,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:25,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:25,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:25,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:25,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:25,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:25,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:25,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:25,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:25,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:25,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:25,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:25,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:25,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:25,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:25,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:25,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:25,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:25,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:25,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:25,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:25,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:25,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:25,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:25,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:25,902 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 -> c7d2b5e8175f932e9b7996e029e7e3700eba9c82 [2019-11-27 09:34:26,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:26,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:26,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:26,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:26,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:26,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label13.c [2019-11-27 09:34:26,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c040d235/f0d14b5ed9dd49d686681db9c757d55a/FLAGa132be9de [2019-11-27 09:34:28,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:28,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label13.c [2019-11-27 09:34:28,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c040d235/f0d14b5ed9dd49d686681db9c757d55a/FLAGa132be9de [2019-11-27 09:34:28,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c040d235/f0d14b5ed9dd49d686681db9c757d55a [2019-11-27 09:34:28,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:28,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:28,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:28,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:28,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:28,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:28,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:28, skipping insertion in model container [2019-11-27 09:34:28,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:28" (1/1) ... [2019-11-27 09:34:28,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:29,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:32,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:32,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:34,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:34,341 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:34,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34 WrapperNode [2019-11-27 09:34:34,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:34,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:34,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:34,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:34,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:34,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:35,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:35,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:35,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:35,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:35,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:35,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:36,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:36,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:36,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:36,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:37,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:34" (1/1) ... [2019-11-27 09:34:37,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:37,271 INFO L168 Benchmark]: Toolchain (without parser) took 8538.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.5 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:37,272 INFO L168 Benchmark]: CDTParser took 0.45 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 09:34:37,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5618.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:37,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 1582.42 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 877.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:37,281 INFO L168 Benchmark]: Boogie Preprocessor took 1332.07 ms. Allocated memory is still 1.0 GB. Free memory was 877.4 MB in the beginning and 809.5 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:37,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5618.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1582.42 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 877.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1332.07 ms. Allocated memory is still 1.0 GB. Free memory was 877.4 MB in the beginning and 809.5 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 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 09:34:41,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:41,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:41,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:41,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:41,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:41,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:41,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:41,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:41,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:41,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:41,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:41,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:41,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:41,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:41,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:41,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:41,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:41,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:41,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:41,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:41,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:41,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:41,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:41,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:41,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:41,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:41,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:41,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:41,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:41,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:41,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:41,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:41,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:41,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:41,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:41,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:41,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:41,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:41,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:41,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:41,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:41,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:41,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:41,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:41,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:41,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:41,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:41,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:41,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:41,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:41,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:41,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:41,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:41,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:41,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:41,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:41,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:41,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:41,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:41,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:41,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:41,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:41,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:41,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:41,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:41,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:41,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:41,667 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:41,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:41,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:41,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:41,671 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 -> c7d2b5e8175f932e9b7996e029e7e3700eba9c82 [2019-11-27 09:34:42,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:42,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:42,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:42,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:42,331 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:42,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label13.c [2019-11-27 09:34:42,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9606f2d38/5d54f2097fb24adfb649b481ecbe2781/FLAG3aea21bdc [2019-11-27 09:34:44,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:44,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label13.c [2019-11-27 09:34:44,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9606f2d38/5d54f2097fb24adfb649b481ecbe2781/FLAG3aea21bdc [2019-11-27 09:34:44,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9606f2d38/5d54f2097fb24adfb649b481ecbe2781 [2019-11-27 09:34:44,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:44,352 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:44,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:44,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:44,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:44,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:44" (1/1) ... [2019-11-27 09:34:44,375 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 27.11 09:34:44, skipping insertion in model container [2019-11-27 09:34:44,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:44" (1/1) ... [2019-11-27 09:34:44,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:44,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:48,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:48,743 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:50,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:50,975 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:50,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50 WrapperNode [2019-11-27 09:34:50,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:50,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:50,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:50,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:51,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:51,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:51,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:51,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:51,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:51,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:52,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:52,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:50" (1/1) ... [2019-11-27 09:34:52,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:52,274 INFO L168 Benchmark]: Toolchain (without parser) took 7913.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.8 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,275 INFO L168 Benchmark]: CDTParser took 1.42 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 09:34:52,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6621.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 265.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 592.71 ms. Allocated memory is still 1.0 GB. Free memory was 959.9 MB in the beginning and 917.5 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,283 INFO L168 Benchmark]: Boogie Preprocessor took 690.67 ms. Allocated memory is still 1.0 GB. Free memory was 917.5 MB in the beginning and 883.8 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:52,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 6621.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 959.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 265.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 592.71 ms. Allocated memory is still 1.0 GB. Free memory was 959.9 MB in the beginning and 917.5 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 690.67 ms. Allocated memory is still 1.0 GB. Free memory was 917.5 MB in the beginning and 883.8 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...