./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:19,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:19,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:19,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:19,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:19,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:19,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:19,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:19,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:19,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:19,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:19,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:19,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:19,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:19,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:19,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:19,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:19,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:19,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:19,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:19,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:19,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:19,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:19,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:19,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:19,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:19,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:19,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:19,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:19,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:19,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:19,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:19,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:19,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:19,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:19,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:19,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:19,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:19,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:19,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:19,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:19,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:19,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:19,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:19,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:19,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:19,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:19,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:19,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:19,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:19,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:19,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:19,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:19,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:19,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:19,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:19,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:19,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:19,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:19,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:19,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:19,803 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:19,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:19,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:19,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:19,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:19,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:19,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:19,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:19,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:19,808 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-26 16:47:20,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:20,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:20,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:20,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:20,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:20,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-26 16:47:20,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138b0c5cd/7d50b46811084a8098dc902e93ac69e9/FLAG4a55c9806 [2019-11-26 16:47:22,214 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:22,217 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-26 16:47:22,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138b0c5cd/7d50b46811084a8098dc902e93ac69e9/FLAG4a55c9806 [2019-11-26 16:47:22,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/138b0c5cd/7d50b46811084a8098dc902e93ac69e9 [2019-11-26 16:47:22,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:22,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:22,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:22,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:22,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:22,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:22" (1/1) ... [2019-11-26 16:47:22,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a94a89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:22, skipping insertion in model container [2019-11-26 16:47:22,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:22" (1/1) ... [2019-11-26 16:47:22,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:23,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:26,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:26,461 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:28,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:28,149 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:28,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28 WrapperNode [2019-11-26 16:47:28,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:28,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:28,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:28,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:28,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:28,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:29,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:29,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:29,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:29,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:29,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:29,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:29,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:29,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:30,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:30,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:30,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:30,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:30,944 INFO L168 Benchmark]: Toolchain (without parser) took 8176.03 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 808.3 MB in the end (delta: 136.2 MB). Peak memory consumption was 136.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:30,946 INFO L168 Benchmark]: CDTParser took 2.08 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. [2019-11-26 16:47:30,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5382.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.1 MB in the end (delta: 165.4 MB). Peak memory consumption was 165.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:30,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 1561.49 ms. Allocated memory is still 1.0 GB. Free memory was 779.1 MB in the beginning and 877.1 MB in the end (delta: -98.0 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:30,958 INFO L168 Benchmark]: Boogie Preprocessor took 1222.27 ms. Allocated memory is still 1.0 GB. Free memory was 877.1 MB in the beginning and 808.3 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:30,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 5382.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.1 MB in the end (delta: 165.4 MB). Peak memory consumption was 165.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1561.49 ms. Allocated memory is still 1.0 GB. Free memory was 779.1 MB in the beginning and 877.1 MB in the end (delta: -98.0 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1222.27 ms. Allocated memory is still 1.0 GB. Free memory was 877.1 MB in the beginning and 808.3 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 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 0.1.24-025d5a2 [2019-11-26 16:47:34,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:34,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:34,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:34,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:34,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:34,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:34,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:34,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:34,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:34,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:34,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:34,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:34,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:34,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:34,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:34,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:34,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:34,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:34,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:34,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:34,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:34,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:34,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:34,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:34,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:34,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:34,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:34,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:34,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:34,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:34,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:34,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:34,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:34,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:34,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:34,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:34,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:34,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:34,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:34,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:34,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:34,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:34,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:34,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:35,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:35,002 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:35,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:35,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:35,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:35,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:35,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:35,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:35,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:35,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:35,010 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:35,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:35,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:35,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:35,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:35,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:35,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:35,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:35,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:35,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:35,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:35,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:35,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:35,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:35,018 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:35,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:35,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:35,023 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-26 16:47:35,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:35,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:35,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:35,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:35,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:35,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-26 16:47:35,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664dd3d9b/c82fea8359e24ad18ab75f177f5cdb7d/FLAG5e24500e7 [2019-11-26 16:47:37,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:37,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-26 16:47:37,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664dd3d9b/c82fea8359e24ad18ab75f177f5cdb7d/FLAG5e24500e7 [2019-11-26 16:47:38,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/664dd3d9b/c82fea8359e24ad18ab75f177f5cdb7d [2019-11-26 16:47:38,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:38,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:38,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:38,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:38,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:38,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:38" (1/1) ... [2019-11-26 16:47:38,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:38, skipping insertion in model container [2019-11-26 16:47:38,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:38" (1/1) ... [2019-11-26 16:47:38,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:38,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:42,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:42,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:44,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:44,470 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:44,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44 WrapperNode [2019-11-26 16:47:44,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:44,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:44,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:44,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:44,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:44,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:45,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:45,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:45,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:45,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:45,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:45,644 INFO L168 Benchmark]: Toolchain (without parser) took 7564.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 877.4 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:45,645 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:45,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6391.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 960.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 269.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:45,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 574.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 913.4 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:45,656 INFO L168 Benchmark]: Boogie Preprocessor took 588.54 ms. Allocated memory is still 1.0 GB. Free memory was 913.4 MB in the beginning and 877.4 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:45,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6391.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 960.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 269.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 574.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 913.4 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 588.54 ms. Allocated memory is still 1.0 GB. Free memory was 913.4 MB in the beginning and 877.4 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...