./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label51.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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:25:12,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:12,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:12,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:12,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:12,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:12,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:12,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:12,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:12,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:12,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:12,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:12,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:12,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:12,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:12,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:12,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:12,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:12,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:12,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:12,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:12,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:12,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:12,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:12,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:12,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:12,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:12,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:12,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:12,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:12,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:12,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:12,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:12,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:12,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:12,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:12,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:12,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:12,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:12,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:12,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:12,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:12,820 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:12,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:12,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:12,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:12,826 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:12,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:12,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:12,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:12,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:12,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:12,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:12,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:12,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:12,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:12,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:12,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:12,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:12,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:12,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:12,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:12,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:12,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:12,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:12,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:12,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:12,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:12,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:12,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:12,845 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-27 09:25:13,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:13,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:13,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:13,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:13,423 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:13,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 09:25:13,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e126d57b5/49ea8ec3effa459199f8e6aff4109a6d/FLAG4cd2f171d [2019-11-27 09:25:15,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:15,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 09:25:15,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e126d57b5/49ea8ec3effa459199f8e6aff4109a6d/FLAG4cd2f171d [2019-11-27 09:25:15,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e126d57b5/49ea8ec3effa459199f8e6aff4109a6d [2019-11-27 09:25:15,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:15,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:15,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:15,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:15,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:15,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:15" (1/1) ... [2019-11-27 09:25:15,913 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 09:25:15, skipping insertion in model container [2019-11-27 09:25:15,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:15" (1/1) ... [2019-11-27 09:25:15,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:16,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:20,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:20,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:23,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:23,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:23,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23 WrapperNode [2019-11-27 09:25:23,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:23,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:23,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:23,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:23,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:23,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:24,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:24,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:24,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:24,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:24,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:23" (1/1) ... [2019-11-27 09:25:25,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:25,033 INFO L168 Benchmark]: Toolchain (without parser) took 9141.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 782.2 MB in the end (delta: 152.2 MB). Peak memory consumption was 152.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,034 INFO L168 Benchmark]: CDTParser took 0.40 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 09:25:25,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7676.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 903.7 MB in the end (delta: 30.8 MB). Peak memory consumption was 274.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 746.74 ms. Allocated memory is still 1.0 GB. Free memory was 903.7 MB in the beginning and 833.1 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,044 INFO L168 Benchmark]: Boogie Preprocessor took 705.55 ms. Allocated memory is still 1.0 GB. Free memory was 833.1 MB in the beginning and 782.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:25,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 7676.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 903.7 MB in the end (delta: 30.8 MB). Peak memory consumption was 274.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 746.74 ms. Allocated memory is still 1.0 GB. Free memory was 903.7 MB in the beginning and 833.1 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 705.55 ms. Allocated memory is still 1.0 GB. Free memory was 833.1 MB in the beginning and 782.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 09:25:28,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:28,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:28,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:28,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:28,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:28,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:29,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:29,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:29,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:29,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:29,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:29,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:29,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:29,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:29,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:29,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:29,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:29,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:29,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:29,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:29,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:29,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:29,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:29,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:29,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:29,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:29,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:29,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:29,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:29,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:29,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:29,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:29,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:29,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:29,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:29,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:29,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:29,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:29,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:29,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:29,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:29,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:29,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:29,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:29,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:29,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:29,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:29,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:29,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:29,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:29,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:29,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:29,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:29,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:29,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:29,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:29,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:29,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:29,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:29,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:29,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:29,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:29,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:29,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:29,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:29,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:29,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:29,196 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:29,196 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:29,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:29,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:29,198 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-27 09:25:29,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:29,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:29,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:29,845 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:29,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:29,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 09:25:30,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615247ca5/ebe75dea20384310bb531f8ab5bd99c0/FLAG59a8fa191 [2019-11-27 09:25:31,874 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:31,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-27 09:25:31,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615247ca5/ebe75dea20384310bb531f8ab5bd99c0/FLAG59a8fa191 [2019-11-27 09:25:32,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/615247ca5/ebe75dea20384310bb531f8ab5bd99c0 [2019-11-27 09:25:32,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:32,023 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:32,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:32,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:32,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:32,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:32" (1/1) ... [2019-11-27 09:25:32,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:32, skipping insertion in model container [2019-11-27 09:25:32,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:32" (1/1) ... [2019-11-27 09:25:32,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:32,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:38,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:38,347 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:40,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:41,109 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:41,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41 WrapperNode [2019-11-27 09:25:41,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:41,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:41,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:41,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:41,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:41,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:41,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:41,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:41,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:41,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:41,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:41,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:41,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:41,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:42,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:42,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:42,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:41" (1/1) ... [2019-11-27 09:25:42,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:42,643 INFO L168 Benchmark]: Toolchain (without parser) took 10610.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 763.5 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:42,644 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:25:42,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9078.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 893.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 276.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:42,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 682.65 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 814.5 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:42,652 INFO L168 Benchmark]: Boogie Preprocessor took 835.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 763.5 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:42,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 9078.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 893.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 276.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 682.65 ms. Allocated memory is still 1.0 GB. Free memory was 893.0 MB in the beginning and 814.5 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 835.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 763.5 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...