./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:22,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:22,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:22,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:22,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:22,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:22,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:22,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:22,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:22,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:22,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:22,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:22,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:22,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:22,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:22,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:22,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:22,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:22,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:22,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:22,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:22,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:22,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:22,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:22,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:22,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:22,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:22,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:22,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:22,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:22,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:22,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:22,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:22,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:22,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:22,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:22,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:22,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:22,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:22,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:22,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:22,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:22,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:22,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:22,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:22,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:22,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:22,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:22,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:22,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:22,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:22,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:22,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:22,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:22,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:22,884 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:22,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:22,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:22,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:22,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:22,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:22,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:22,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:22,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:22,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:22,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:22,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:22,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:22,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:22,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:22,892 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-27 15:44:23,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:23,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:23,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:23,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:23,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:23,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 15:44:23,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15eb71b1/178bf3120e2b457a9c5a3569e497f0cd/FLAGf2f45ec12 [2019-11-27 15:44:25,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:25,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 15:44:25,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15eb71b1/178bf3120e2b457a9c5a3569e497f0cd/FLAGf2f45ec12 [2019-11-27 15:44:25,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15eb71b1/178bf3120e2b457a9c5a3569e497f0cd [2019-11-27 15:44:25,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:25,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:25,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:25,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:25,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:25,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,665 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 03:44:25, skipping insertion in model container [2019-11-27 15:44:25,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:25" (1/1) ... [2019-11-27 15:44:25,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:25,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:29,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:29,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:31,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:31,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:31,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31 WrapperNode [2019-11-27 15:44:31,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:31,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:31,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:31,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:31,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:31,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:31,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:31,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:31,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:32,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:32,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:32,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:32,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:32,443 INFO L168 Benchmark]: Toolchain (without parser) took 6798.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:32,446 INFO L168 Benchmark]: CDTParser took 1.46 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 15:44:32,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5575.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:32,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 563.50 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 778.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:32,455 INFO L168 Benchmark]: Boogie Preprocessor took 649.81 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:32,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 5575.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 563.50 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 778.9 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 649.81 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 0.1.24-509859d [2019-11-27 15:44:36,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:36,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:36,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:36,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:36,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:36,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:36,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:36,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:36,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:36,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:36,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:36,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:36,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:36,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:36,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:36,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:36,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:36,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:36,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:36,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:36,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:36,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:36,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:36,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:36,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:36,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:36,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:36,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:36,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:36,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:36,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:36,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:36,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:36,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:36,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:36,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:36,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:36,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:36,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:36,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:36,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:36,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:36,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:36,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:36,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:36,863 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:36,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:36,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:36,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:36,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:36,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:36,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:36,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:36,870 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:36,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:36,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:36,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:36,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:36,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:36,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:36,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:36,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:36,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:36,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:36,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:36,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:36,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:36,878 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:36,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:36,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:36,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:36,882 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-27 15:44:37,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:37,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:37,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:37,516 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:37,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:37,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 15:44:37,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c159f2b/0f0afc9ad6db4af89fa77d03ed642ee0/FLAG7e1bd36f8 [2019-11-27 15:44:39,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:39,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 15:44:39,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c159f2b/0f0afc9ad6db4af89fa77d03ed642ee0/FLAG7e1bd36f8 [2019-11-27 15:44:39,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c159f2b/0f0afc9ad6db4af89fa77d03ed642ee0 [2019-11-27 15:44:39,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:39,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:39,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:39,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:39,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:39,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39, skipping insertion in model container [2019-11-27 15:44:39,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:39,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:42,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:42,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:44,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:44,565 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:44,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44 WrapperNode [2019-11-27 15:44:44,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:44,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:44,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:44,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:44,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:44,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:45,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:45,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:45,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:45,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:44" (1/1) ... [2019-11-27 15:44:45,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:45,709 INFO L168 Benchmark]: Toolchain (without parser) took 6211.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 734.5 MB in the end (delta: 208.6 MB). Peak memory consumption was 208.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:45,710 INFO L168 Benchmark]: CDTParser took 0.41 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 15:44:45,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5071.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 797.5 MB in the end (delta: 145.6 MB). Peak memory consumption was 145.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:45,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 540.30 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:45,720 INFO L168 Benchmark]: Boogie Preprocessor took 588.41 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:45,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5071.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 797.5 MB in the end (delta: 145.6 MB). Peak memory consumption was 145.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 540.30 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 588.41 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...