./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label30.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/Problem01_label30.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 cc1563f4697cf21aca476a1aac04fcd8ee81163f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label30.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 cc1563f4697cf21aca476a1aac04fcd8ee81163f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:20:46,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:46,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:46,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:46,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:46,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:46,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:46,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:46,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:46,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:46,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:46,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:46,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:46,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:46,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:46,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:46,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:46,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:46,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:46,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:46,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:46,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:46,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:46,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:46,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:46,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:46,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:46,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:46,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:46,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:46,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:46,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:46,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:46,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:46,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:46,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:46,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:46,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:46,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:46,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:46,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:46,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:46,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:46,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:46,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:46,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:46,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:46,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:46,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:46,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:46,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:46,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:46,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:46,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:46,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:46,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:46,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:46,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:46,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:46,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:46,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:46,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:46,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:46,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:46,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:46,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:46,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:46,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:46,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:46,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:46,661 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 -> cc1563f4697cf21aca476a1aac04fcd8ee81163f [2019-11-27 09:20:47,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:47,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:47,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:47,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:47,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:47,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2019-11-27 09:20:47,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a763e10f9/cde344078fbd4d91807a9b8c38f32501/FLAG05530e0aa [2019-11-27 09:20:48,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:48,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2019-11-27 09:20:48,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a763e10f9/cde344078fbd4d91807a9b8c38f32501/FLAG05530e0aa [2019-11-27 09:20:48,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a763e10f9/cde344078fbd4d91807a9b8c38f32501 [2019-11-27 09:20:48,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:48,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:48,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:48,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:48,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:48,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48, skipping insertion in model container [2019-11-27 09:20:48,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:48,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:50,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:50,064 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:50,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:50,320 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:50,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50 WrapperNode [2019-11-27 09:20:50,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:50,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:50,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:50,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:50,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:50,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:50,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:50,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:50,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:50,792 INFO L168 Benchmark]: Toolchain (without parser) took 1952.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 96.6 kB). Peak memory consumption was 162.1 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,795 INFO L168 Benchmark]: CDTParser took 0.39 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 09:20:50,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1489.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.00 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,809 INFO L168 Benchmark]: Boogie Preprocessor took 195.49 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,820 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1489.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.00 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.49 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:54,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:54,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:54,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:54,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:54,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:54,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:54,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:54,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:54,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:54,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:54,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:54,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:54,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:54,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:54,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:54,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:54,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:54,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:54,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:54,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:54,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:54,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:54,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:54,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:54,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:54,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:54,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:54,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:54,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:54,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:54,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:54,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:54,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:54,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:54,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:54,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:54,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:54,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:54,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:54,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:54,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:54,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:54,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:54,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:54,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:54,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:54,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:54,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:54,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:54,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:54,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:54,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:54,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:54,947 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:54,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:54,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:54,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:54,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:54,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:54,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:54,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:54,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:54,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:54,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:54,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:54,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:54,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:54,956 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:54,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:54,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:54,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:54,960 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 -> cc1563f4697cf21aca476a1aac04fcd8ee81163f [2019-11-27 09:20:55,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:55,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:55,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:55,602 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:55,602 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:55,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2019-11-27 09:20:55,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478642740/17a48b932cdf4ab78e23e44dd26f8c53/FLAGb52b0b4b2 [2019-11-27 09:20:57,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:57,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2019-11-27 09:20:57,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478642740/17a48b932cdf4ab78e23e44dd26f8c53/FLAGb52b0b4b2 [2019-11-27 09:20:57,442 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478642740/17a48b932cdf4ab78e23e44dd26f8c53 [2019-11-27 09:20:57,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:57,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:57,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:57,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:57,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:57,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57, skipping insertion in model container [2019-11-27 09:20:57,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:57,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:58,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:58,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,992 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:58,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58 WrapperNode [2019-11-27 09:20:58,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:59,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:59,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:59,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:59,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:59,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,401 INFO L168 Benchmark]: Toolchain (without parser) took 1939.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:59,402 INFO L168 Benchmark]: CDTParser took 2.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:59,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1534.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.25 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,411 INFO L168 Benchmark]: Boogie Preprocessor took 196.45 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:59,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1534.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.25 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.45 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...