./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09fb5cec11a7e6300157aa42df75fc83896eb402 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09fb5cec11a7e6300157aa42df75fc83896eb402 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:39:45,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:45,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:45,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:45,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:45,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:45,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:45,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:45,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:45,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:45,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:45,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:45,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:45,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:45,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:45,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:45,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:45,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:45,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:45,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:45,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:45,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:45,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:45,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:45,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:45,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:45,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:45,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:45,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:45,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:45,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:45,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:45,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:45,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:45,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:45,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:45,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:45,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:45,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:45,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:45,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:45,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:45,787 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:45,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:45,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:45,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:45,792 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:45,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:45,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:45,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:45,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:45,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:45,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:45,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:45,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:45,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:45,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:45,798 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:45,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:45,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:45,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:45,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:45,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:45,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:45,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:45,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:45,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:45,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:45,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:45,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:45,804 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-27 09:39:46,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:46,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:46,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:46,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:46,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:46,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 09:39:46,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e9feb70/42271689c8824b4c9117423fb9e9813a/FLAG8655d28d4 [2019-11-27 09:39:47,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:47,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 09:39:47,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e9feb70/42271689c8824b4c9117423fb9e9813a/FLAG8655d28d4 [2019-11-27 09:39:47,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e9feb70/42271689c8824b4c9117423fb9e9813a [2019-11-27 09:39:47,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:47,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:47,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:47,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:47,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:47,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:47,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47, skipping insertion in model container [2019-11-27 09:39:47,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:47,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:48,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:51,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:51,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:52,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:53,007 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:53,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53 WrapperNode [2019-11-27 09:39:53,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:53,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:53,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:53,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:53,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:53,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:54,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:54,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:54,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:54,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:54,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:54,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:54,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:54,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:55,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:55,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:55,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:53" (1/1) ... [2019-11-27 09:39:56,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:56,287 INFO L168 Benchmark]: Toolchain (without parser) took 8344.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 773.0 MB in the end (delta: 158.6 MB). Peak memory consumption was 386.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:56,288 INFO L168 Benchmark]: CDTParser took 0.21 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 09:39:56,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5068.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 879.7 MB in the end (delta: 51.9 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:56,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 1056.61 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 708.0 MB in the end (delta: 171.7 MB). Peak memory consumption was 171.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:56,295 INFO L168 Benchmark]: Boogie Preprocessor took 2211.98 ms. Allocated memory is still 1.0 GB. Free memory was 708.0 MB in the beginning and 773.0 MB in the end (delta: -65.0 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:56,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 5068.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 879.7 MB in the end (delta: 51.9 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1056.61 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 708.0 MB in the end (delta: 171.7 MB). Peak memory consumption was 171.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2211.98 ms. Allocated memory is still 1.0 GB. Free memory was 708.0 MB in the beginning and 773.0 MB in the end (delta: -65.0 MB). Peak memory consumption was 162.8 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-da95e15 [2019-11-27 09:39:59,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:59,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:59,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:59,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:59,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:59,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:59,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:59,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:59,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:59,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:59,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:59,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:59,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:59,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:59,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:59,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:59,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:59,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:59,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:59,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:59,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:59,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:59,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:59,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:59,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:59,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:59,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:59,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:59,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:59,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:59,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:59,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:59,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:59,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:59,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:59,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:59,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:59,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:59,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:59,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:59,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:59,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:59,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:59,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:59,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:59,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:59,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:59,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:59,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:59,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:59,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:59,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:59,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:59,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:59,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:59,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:59,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:59,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:59,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:59,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:59,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:59,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:59,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:59,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:59,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:59,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:59,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:59,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:59,267 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:59,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:59,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:59,270 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-27 09:39:59,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:59,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:59,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:59,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:59,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:59,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 09:39:59,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c81c22cd/7f8a303eef1b471ca44369225e8bffc6/FLAG161700f16 [2019-11-27 09:40:01,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:40:01,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 09:40:01,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c81c22cd/7f8a303eef1b471ca44369225e8bffc6/FLAG161700f16 [2019-11-27 09:40:01,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c81c22cd/7f8a303eef1b471ca44369225e8bffc6 [2019-11-27 09:40:01,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:40:01,417 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:40:01,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:01,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:40:01,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:40:01,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:01" (1/1) ... [2019-11-27 09:40:01,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:01, skipping insertion in model container [2019-11-27 09:40:01,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:01" (1/1) ... [2019-11-27 09:40:01,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:40:01,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:05,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:05,513 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:07,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:07,595 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:07,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07 WrapperNode [2019-11-27 09:40:07,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:07,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:07,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:07,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:07,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:08,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:08,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:08,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:08,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:09,108 INFO L168 Benchmark]: Toolchain (without parser) took 7688.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 859.7 MB in the end (delta: 73.4 MB). Peak memory consumption was 309.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,109 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:40:09,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6176.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.0 MB in the end (delta: 177.0 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 526.81 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 685.5 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,118 INFO L168 Benchmark]: Boogie Preprocessor took 978.65 ms. Allocated memory is still 1.0 GB. Free memory was 685.5 MB in the beginning and 859.7 MB in the end (delta: -174.2 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,124 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6176.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.0 MB in the end (delta: 177.0 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 526.81 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 685.5 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 978.65 ms. Allocated memory is still 1.0 GB. Free memory was 685.5 MB in the beginning and 859.7 MB in the end (delta: -174.2 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...