./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 32f26835 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 0.1.24-32f2683 [2019-11-24 21:18:52,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:52,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:52,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:52,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:52,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:52,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:52,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:52,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:52,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:52,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:52,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:52,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:52,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:52,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:52,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:52,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:52,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:52,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:52,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:52,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:52,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:52,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:52,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:52,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:52,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:52,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:52,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:52,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:52,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:52,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:52,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:52,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:52,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:52,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:52,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:52,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:52,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:52,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:52,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:52,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:52,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:52,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:52,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:52,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:52,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:52,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:52,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:52,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:52,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:52,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:52,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:52,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:52,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:52,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:52,575 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:52,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:52,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:52,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:52,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:52,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:52,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:52,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:52,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:52,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:52,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:52,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:52,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:52,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:52,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:52,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:52,584 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 [2019-11-24 21:18:53,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:53,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:53,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:53,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:53,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:53,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-24 21:18:53,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0f58b04/884f86b5a61247b1b3fcff9076545b53/FLAGd8dd9297e [2019-11-24 21:18:54,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:54,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-24 21:18:54,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0f58b04/884f86b5a61247b1b3fcff9076545b53/FLAGd8dd9297e [2019-11-24 21:18:54,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af0f58b04/884f86b5a61247b1b3fcff9076545b53 [2019-11-24 21:18:54,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:54,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:54,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:54,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:54,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:54,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54, skipping insertion in model container [2019-11-24 21:18:54,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:54,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:55,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:55,875 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:56,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:56,236 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:56,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56 WrapperNode [2019-11-24 21:18:56,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:56,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:56,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:56,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:56,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:56,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:56,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:56,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:56,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:56,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:56,965 INFO L168 Benchmark]: Toolchain (without parser) took 2266.78 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,966 INFO L168 Benchmark]: CDTParser took 2.16 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. [2019-11-24 21:18:56,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1542.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 368.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,978 INFO L168 Benchmark]: Boogie Preprocessor took 347.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 949.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:56,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 1542.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 368.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 949.5 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 0.1.24-32f2683 [2019-11-24 21:19:00,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:00,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:00,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:00,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:00,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:00,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:01,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:01,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:01,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:01,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:01,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:01,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:01,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:01,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:01,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:01,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:01,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:01,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:01,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:01,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:01,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:01,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:01,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:01,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:01,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:01,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:01,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:01,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:01,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:01,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:01,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:01,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:01,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:01,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:01,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:01,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:01,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:01,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:01,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:01,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:01,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:01,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:01,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:01,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:01,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:01,184 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:01,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:01,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:01,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:01,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:01,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:01,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:01,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:01,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:01,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:01,189 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:01,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:01,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:01,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:01,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:01,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:01,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:01,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:01,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:01,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:01,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:01,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:01,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:01,198 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:01,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:01,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:01,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:01,200 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 [2019-11-24 21:19:01,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:01,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:01,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:01,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:01,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:01,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-24 21:19:01,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15389d986/9ab9c6aacf24430791179f322937d85f/FLAG2da03bc93 [2019-11-24 21:19:03,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:03,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.14.cil.c [2019-11-24 21:19:03,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15389d986/9ab9c6aacf24430791179f322937d85f/FLAG2da03bc93 [2019-11-24 21:19:03,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15389d986/9ab9c6aacf24430791179f322937d85f [2019-11-24 21:19:03,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:03,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:03,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:03,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:03,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:03,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:03,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:03, skipping insertion in model container [2019-11-24 21:19:03,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:03" (1/1) ... [2019-11-24 21:19:03,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:03,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:04,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:04,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:04,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:04,780 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:04,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04 WrapperNode [2019-11-24 21:19:04,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:04,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:04,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:04,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:04,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:04,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:05,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:05,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:05,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:05,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:04" (1/1) ... [2019-11-24 21:19:05,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:05,526 INFO L168 Benchmark]: Toolchain (without parser) took 2243.05 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 944.0 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:05,529 INFO L168 Benchmark]: CDTParser took 2.96 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. [2019-11-24 21:19:05,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1501.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:05,532 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:05,538 INFO L168 Benchmark]: Boogie Preprocessor took 367.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 944.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:05,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 1501.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 944.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...