./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.14.cil.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/systemc/token_ring.14.cil.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 fb0368efb3eb335fbd01cd1030f51f08397b2ee5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/systemc/token_ring.14.cil.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 fb0368efb3eb335fbd01cd1030f51f08397b2ee5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:22:27,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:27,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:27,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:27,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:27,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:27,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:27,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:27,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:27,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:27,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:27,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:27,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:27,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:27,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:27,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:27,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:27,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:27,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:27,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:27,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:27,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:27,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:27,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:27,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:27,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:27,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:27,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:27,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:27,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:27,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:27,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:27,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:27,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:27,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:27,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:27,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:27,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:27,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:27,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:27,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:27,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:27,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:27,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:27,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:27,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:27,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:27,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:27,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:27,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:27,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:27,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:27,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:27,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:27,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:27,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:27,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:27,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:27,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:27,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:27,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:27,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:27,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:27,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:27,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:27,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:27,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:27,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:27,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:27,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:27,639 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 -> fb0368efb3eb335fbd01cd1030f51f08397b2ee5 [2019-11-27 16:22:28,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:28,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:28,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:28,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:28,247 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:28,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-27 16:22:28,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ae0064c/ce658c0d93734a2ebf3e634e1222c587/FLAG8e5f30699 [2019-11-27 16:22:29,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:29,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-27 16:22:29,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ae0064c/ce658c0d93734a2ebf3e634e1222c587/FLAG8e5f30699 [2019-11-27 16:22:29,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ae0064c/ce658c0d93734a2ebf3e634e1222c587 [2019-11-27 16:22:29,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:29,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:29,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:29,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:29,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:29,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8dc731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29, skipping insertion in model container [2019-11-27 16:22:29,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:29,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:30,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:30,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:31,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:31,166 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:31,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31 WrapperNode [2019-11-27 16:22:31,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:31,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:31,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:31,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:31,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:31,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:31,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:31,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:31,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:31" (1/1) ... [2019-11-27 16:22:31,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:31,832 INFO L168 Benchmark]: Toolchain (without parser) took 2105.45 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 945.3 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,833 INFO L168 Benchmark]: CDTParser took 0.35 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 16:22:31,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1447.20 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 320.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,844 INFO L168 Benchmark]: Boogie Preprocessor took 324.31 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1447.20 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 320.96 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 324.31 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 16:22:35,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:35,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:35,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:35,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:35,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:35,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:35,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:35,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:35,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:35,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:35,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:35,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:35,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:35,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:35,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:35,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:35,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:35,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:35,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:35,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:35,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:35,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:35,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:35,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:35,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:35,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:35,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:35,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:35,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:35,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:35,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:35,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:35,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:35,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:35,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:35,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:35,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:35,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:35,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:35,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:35,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:35,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:35,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:35,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:35,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:35,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:35,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:35,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:35,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:35,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:35,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:35,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:35,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:35,849 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:35,850 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:35,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:35,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:35,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:35,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:35,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:35,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:35,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:35,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:35,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:35,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:35,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:35,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:35,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:35,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:35,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:35,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:35,862 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 -> fb0368efb3eb335fbd01cd1030f51f08397b2ee5 [2019-11-27 16:22:36,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:36,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:36,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:36,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:36,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:36,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-27 16:22:36,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7924719b/92afcb02cd0147f582f58b3fbcf1fbb2/FLAG325e67f0d [2019-11-27 16:22:37,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:37,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-27 16:22:37,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7924719b/92afcb02cd0147f582f58b3fbcf1fbb2/FLAG325e67f0d [2019-11-27 16:22:38,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7924719b/92afcb02cd0147f582f58b3fbcf1fbb2 [2019-11-27 16:22:38,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:38,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:38,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:38,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:38,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:38,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:38" (1/1) ... [2019-11-27 16:22:38,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:38, skipping insertion in model container [2019-11-27 16:22:38,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:38" (1/1) ... [2019-11-27 16:22:38,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:38,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:39,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:39,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:39,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:39,870 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:39,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39 WrapperNode [2019-11-27 16:22:39,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:39,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:39,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:39,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:39,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:39,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:40,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:40,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:40,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:40,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39" (1/1) ... [2019-11-27 16:22:40,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:40,589 INFO L168 Benchmark]: Toolchain (without parser) took 2268.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 951.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:40,590 INFO L168 Benchmark]: CDTParser took 0.40 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 16:22:40,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1554.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:40,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.71 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:40,600 INFO L168 Benchmark]: Boogie Preprocessor took 376.96 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 951.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:40,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1554.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.71 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 376.96 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 951.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...