./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label47.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 15e31d4d130fdc29e33b7cc0f7dbcbd5d22f1779 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label47.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 15e31d4d130fdc29e33b7cc0f7dbcbd5d22f1779 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:24,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:24,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:24,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:24,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:24,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:24,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:24,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:24,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:24,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:24,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:24,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:24,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:24,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:24,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:24,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:24,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:24,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:24,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:24,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:24,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:24,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:24,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:24,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:24,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:24,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:24,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:24,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:24,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:24,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:24,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:24,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:24,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:24,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:24,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:24,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:24,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:24,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:24,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:24,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:24,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:24,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:24,789 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:24,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:24,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:24,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:24,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:24,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:24,796 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:24,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:24,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:24,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:24,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:24,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:24,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:24,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:24,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:24,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:24,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:24,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:24,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:24,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:24,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:24,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:24,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:24,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:24,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:24,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:24,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:24,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:24,813 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 -> 15e31d4d130fdc29e33b7cc0f7dbcbd5d22f1779 [2019-11-25 22:41:25,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:25,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:25,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:25,414 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:25,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:25,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label47.c [2019-11-25 22:41:25,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857d0448a/bd3b4f490ea24fc9b5ac6e5274606f6b/FLAG5f2206bd8 [2019-11-25 22:41:27,050 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:27,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label47.c [2019-11-25 22:41:27,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857d0448a/bd3b4f490ea24fc9b5ac6e5274606f6b/FLAG5f2206bd8 [2019-11-25 22:41:27,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857d0448a/bd3b4f490ea24fc9b5ac6e5274606f6b [2019-11-25 22:41:27,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:27,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:27,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:27,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:27,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:27,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27, skipping insertion in model container [2019-11-25 22:41:27,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:27,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:29,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:29,159 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:29,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:29,819 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:29,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29 WrapperNode [2019-11-25 22:41:29,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:29,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:29,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:29,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:29,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:29,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:30,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:30,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:30,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:30,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:29" (1/1) ... [2019-11-25 22:41:30,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:30,818 INFO L168 Benchmark]: Toolchain (without parser) took 3654.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.6 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,821 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:41:30,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2663.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 441.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,831 INFO L168 Benchmark]: Boogie Preprocessor took 538.45 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:30,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2663.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 441.91 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 538.45 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:34,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:34,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:34,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:34,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:34,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:34,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:34,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:34,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:34,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:34,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:34,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:34,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:34,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:34,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:34,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:34,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:34,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:34,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:34,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:34,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:34,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:34,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:34,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:34,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:34,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:34,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:34,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:34,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:34,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:34,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:34,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:34,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:34,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:34,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:34,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:34,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:34,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:34,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:34,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:34,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:34,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:35,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:35,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:35,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:35,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:35,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:35,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:35,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:35,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:35,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:35,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:35,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:35,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:35,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:35,043 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:35,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:35,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:35,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:35,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:35,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:35,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:35,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:35,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:35,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:35,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:35,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:35,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:35,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:35,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:35,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:35,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:35,057 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 -> 15e31d4d130fdc29e33b7cc0f7dbcbd5d22f1779 [2019-11-25 22:41:35,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:35,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:35,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:35,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:35,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:35,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label47.c [2019-11-25 22:41:35,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301635aa6/fd0eafd5a0b74c5d8b4263c6f7df999e/FLAG979ac1bbe [2019-11-25 22:41:37,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:37,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label47.c [2019-11-25 22:41:37,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301635aa6/fd0eafd5a0b74c5d8b4263c6f7df999e/FLAG979ac1bbe [2019-11-25 22:41:37,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/301635aa6/fd0eafd5a0b74c5d8b4263c6f7df999e [2019-11-25 22:41:37,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:37,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:37,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:37,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:37,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:37,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37, skipping insertion in model container [2019-11-25 22:41:37,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:37,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:39,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:39,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:40,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:40,465 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:40,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40 WrapperNode [2019-11-25 22:41:40,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:40,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:40,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:40,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:40,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:40,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:40,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:40,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:40,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:40,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:41,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:41,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:40" (1/1) ... [2019-11-25 22:41:41,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:41,074 INFO L168 Benchmark]: Toolchain (without parser) took 3682.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:41,076 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-25 22:41:41,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3080.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:41,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.65 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:41,086 INFO L168 Benchmark]: Boogie Preprocessor took 278.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:41,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3080.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 314.65 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 278.11 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...