./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_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/Problem16_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 fb0c9b0e10dd83b146102b695d82210693f6e61b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_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 fb0c9b0e10dd83b146102b695d82210693f6e61b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:58:40,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:40,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:40,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:40,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:40,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:40,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:40,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:40,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:40,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:40,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:40,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:40,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:40,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:40,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:40,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:40,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:40,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:40,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:40,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:40,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:40,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:40,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:40,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:40,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:40,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:40,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:40,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:40,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:40,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:40,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:40,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:40,161 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:40,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:40,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:40,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:40,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:40,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:40,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:40,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:40,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:40,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:40,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:40,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:40,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:40,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:40,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:40,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:40,220 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:40,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:40,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:40,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:40,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:40,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:40,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:40,225 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:40,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:40,225 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:40,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:40,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:40,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:40,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:40,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:40,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:40,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:40,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:40,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:40,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:40,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:40,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:40,230 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 -> fb0c9b0e10dd83b146102b695d82210693f6e61b [2019-11-27 15:58:40,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:40,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:40,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:40,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:40,696 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:40,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-11-27 15:58:40,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abc4d7a08/28c75c02a28d4798aa5ca3d56f73959e/FLAGe6a073ad7 [2019-11-27 15:58:41,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:41,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-11-27 15:58:41,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abc4d7a08/28c75c02a28d4798aa5ca3d56f73959e/FLAGe6a073ad7 [2019-11-27 15:58:41,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abc4d7a08/28c75c02a28d4798aa5ca3d56f73959e [2019-11-27 15:58:41,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:41,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:41,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:41,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:41,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:41,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41, skipping insertion in model container [2019-11-27 15:58:41,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:42,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:43,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:43,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:44,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:44,198 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:44,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44 WrapperNode [2019-11-27 15:58:44,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:44,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:44,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:44,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:44,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:44,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:44,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:44,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:44,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:44" (1/1) ... [2019-11-27 15:58:44,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:44,761 INFO L168 Benchmark]: Toolchain (without parser) took 2897.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 891.2 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:44,762 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:44,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2337.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 931.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:44,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.94 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:44,769 INFO L168 Benchmark]: Boogie Preprocessor took 304.61 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:44,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2337.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 931.4 MB in the end (delta: 18.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.94 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 304.61 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 15:58:47,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:47,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:47,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:47,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:47,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:47,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:47,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:47,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:47,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:47,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:47,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:47,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:47,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:47,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:47,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:47,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:47,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:47,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:47,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:47,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:47,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:47,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:47,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:47,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:47,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:47,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:47,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:47,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:47,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:47,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:47,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:47,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:47,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:47,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:47,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:47,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:47,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:47,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:47,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:47,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:47,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:47,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:47,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:47,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:47,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:47,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:47,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:47,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:47,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:47,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:47,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:47,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:47,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:47,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:47,738 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:47,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:47,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:47,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:47,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:47,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:47,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:47,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:47,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:47,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:47,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:47,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:47,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:47,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:47,744 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:47,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:47,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:47,745 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 -> fb0c9b0e10dd83b146102b695d82210693f6e61b [2019-11-27 15:58:48,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:48,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:48,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:48,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:48,253 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:48,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-11-27 15:58:48,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1fc9b6d/8d559106244e4bcf89ae75daf02866c7/FLAG95e34f1c1 [2019-11-27 15:58:49,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:49,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-11-27 15:58:49,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1fc9b6d/8d559106244e4bcf89ae75daf02866c7/FLAG95e34f1c1 [2019-11-27 15:58:49,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1fc9b6d/8d559106244e4bcf89ae75daf02866c7 [2019-11-27 15:58:49,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:49,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:49,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:49,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:49,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:49,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:49, skipping insertion in model container [2019-11-27 15:58:49,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:49" (1/1) ... [2019-11-27 15:58:49,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:49,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:50,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:50,846 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:51,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:51,594 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:51,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51 WrapperNode [2019-11-27 15:58:51,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:51,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:51,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:51,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:51,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:51,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:51,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:51,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:51,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:51" (1/1) ... [2019-11-27 15:58:51,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:51,972 INFO L168 Benchmark]: Toolchain (without parser) took 2560.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 886.9 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:51,973 INFO L168 Benchmark]: CDTParser took 0.31 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 15:58:51,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2184.16 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 909.8 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:51,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.81 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:51,980 INFO L168 Benchmark]: Boogie Preprocessor took 164.09 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 886.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:51,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2184.16 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 909.8 MB in the end (delta: 51.9 MB). Peak memory consumption was 51.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.81 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.09 ms. Allocated memory is still 1.0 GB. Free memory was 898.4 MB in the beginning and 886.9 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...