./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label37.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/Problem04_label37.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 bc1cb32869105d24c82de538cbcea8a5081cff9a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem04_label37.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 bc1cb32869105d24c82de538cbcea8a5081cff9a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:35:38,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:38,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:38,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:38,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:38,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:38,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:38,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:38,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:38,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:38,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:38,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:38,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:38,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:38,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:38,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:38,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:38,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:38,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:38,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:38,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:38,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:38,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:38,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:38,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:38,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:38,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:38,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:38,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:38,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:38,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:38,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:38,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:38,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:38,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:38,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:38,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:38,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:38,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:38,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:38,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:38,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:38,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:38,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:38,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:38,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:38,834 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:38,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:38,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:38,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:38,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:38,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:38,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:38,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:38,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:38,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:38,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:38,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:38,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:38,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:38,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:38,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:38,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:38,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:38,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:38,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:38,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:38,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:38,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:38,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:38,845 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 -> bc1cb32869105d24c82de538cbcea8a5081cff9a [2019-11-26 16:35:39,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:39,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:39,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:39,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:39,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:39,310 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-26 16:35:39,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228b290c0/c8a6dce5dc734393b856a26c60f40211/FLAG1e2dccc6d [2019-11-26 16:35:40,532 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:40,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-26 16:35:40,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228b290c0/c8a6dce5dc734393b856a26c60f40211/FLAG1e2dccc6d [2019-11-26 16:35:40,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/228b290c0/c8a6dce5dc734393b856a26c60f40211 [2019-11-26 16:35:40,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:40,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:40,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:40,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:40,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:40,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:40" (1/1) ... [2019-11-26 16:35:40,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:40, skipping insertion in model container [2019-11-26 16:35:40,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:40" (1/1) ... [2019-11-26 16:35:40,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:41,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:43,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:43,133 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:44,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:44,258 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:44,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44 WrapperNode [2019-11-26 16:35:44,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:44,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:44,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:44,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:44,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:44,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:44,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:44,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:44,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:44,956 INFO L168 Benchmark]: Toolchain (without parser) took 3995.84 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 745.9 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,956 INFO L168 Benchmark]: CDTParser took 0.28 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 16:35:44,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3307.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.39 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,963 INFO L168 Benchmark]: Boogie Preprocessor took 320.97 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:44,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 3307.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.39 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.97 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:35:47,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:47,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:47,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:47,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:47,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:47,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:47,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:47,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:47,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:47,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:47,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:47,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:47,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:47,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:47,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:47,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:47,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:47,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:47,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:47,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:47,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:47,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:47,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:47,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:47,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:47,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:47,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:47,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:47,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:47,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:47,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:47,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:47,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:47,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:47,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:47,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:47,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:47,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:47,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:47,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:47,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:47,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:47,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:47,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:47,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:47,806 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:47,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:47,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:47,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:47,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:47,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:47,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:47,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:47,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:47,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:47,809 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:47,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:47,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:47,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:47,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:47,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:47,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:47,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:47,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:47,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:47,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:47,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:47,815 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:47,815 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:47,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:47,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:47,816 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 -> bc1cb32869105d24c82de538cbcea8a5081cff9a [2019-11-26 16:35:48,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:48,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:48,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:48,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:48,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:48,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-26 16:35:48,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6cf3b0c5/8f1706092b3141a7bfba63b51f4cbf85/FLAGddf2f8598 [2019-11-26 16:35:49,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:49,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label37.c [2019-11-26 16:35:49,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6cf3b0c5/8f1706092b3141a7bfba63b51f4cbf85/FLAGddf2f8598 [2019-11-26 16:35:49,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6cf3b0c5/8f1706092b3141a7bfba63b51f4cbf85 [2019-11-26 16:35:49,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:49,936 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:49,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:49,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:49,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:49,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:49,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:49, skipping insertion in model container [2019-11-26 16:35:49,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:49" (1/1) ... [2019-11-26 16:35:49,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:50,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:52,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:52,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:53,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:53,625 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:53,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53 WrapperNode [2019-11-26 16:35:53,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:53,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:53,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:53,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:53,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:53,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:53,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:53,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:53,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:53,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:54,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:53" (1/1) ... [2019-11-26 16:35:54,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:54,338 INFO L168 Benchmark]: Toolchain (without parser) took 4399.44 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 728.7 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:54,339 INFO L168 Benchmark]: CDTParser took 2.84 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 16:35:54,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3688.25 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:54,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 370.20 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:54,346 INFO L168 Benchmark]: Boogie Preprocessor took 334.87 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 728.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:54,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 3688.25 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 370.20 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.87 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 728.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...