./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.12.cil-2.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.12.cil-2.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 c403d61b10e37e8425a3790f7ed380735c86d340 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.12.cil-2.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 c403d61b10e37e8425a3790f7ed380735c86d340 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:22:26,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:26,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:26,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:26,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:26,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:26,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:26,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:26,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:26,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:26,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:26,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:26,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:26,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:26,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:26,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:26,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:26,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:26,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:26,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:26,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:26,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:26,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:26,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:26,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:26,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:26,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:26,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:26,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:26,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:26,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:26,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:26,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:26,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:26,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:26,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:26,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:26,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:26,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:26,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:26,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:26,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:26,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:26,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:26,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:26,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:26,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:26,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:26,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:26,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:26,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:26,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:26,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:26,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:26,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:26,980 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:26,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:26,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:26,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:26,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:26,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:26,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:26,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:26,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:26,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:26,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:26,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:26,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:26,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:26,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:26,988 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 -> c403d61b10e37e8425a3790f7ed380735c86d340 [2019-11-27 16:22:27,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:27,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:27,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:27,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:27,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:27,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 16:22:27,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69c560c2/4a08dd74c11c42b982a717a47a359580/FLAG4a2e3eab5 [2019-11-27 16:22:29,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:29,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 16:22:29,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69c560c2/4a08dd74c11c42b982a717a47a359580/FLAG4a2e3eab5 [2019-11-27 16:22:29,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c69c560c2/4a08dd74c11c42b982a717a47a359580 [2019-11-27 16:22:29,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:29,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:29,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:29,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:29,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:29,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,150 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 27.11 04:22:29, skipping insertion in model container [2019-11-27 16:22:29,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:29,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:30,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:30,336 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:30,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:30,686 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:30,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30 WrapperNode [2019-11-27 16:22:30,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:30,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:30,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:30,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:30,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:30,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:31,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:31,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:31,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:31,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:30" (1/1) ... [2019-11-27 16:22:31,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:31,365 INFO L168 Benchmark]: Toolchain (without parser) took 2241.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,366 INFO L168 Benchmark]: CDTParser took 1.99 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 16:22:31,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.39 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 330.15 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 968.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,376 INFO L168 Benchmark]: Boogie Preprocessor took 333.79 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 950.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:31,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 1562.39 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 330.15 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 968.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 333.79 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 950.8 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 16:22:35,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:35,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:35,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:35,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:35,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:35,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:35,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:35,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:35,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:35,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:35,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:35,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:35,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:35,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:35,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:35,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:35,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:35,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:35,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:35,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:35,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:35,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:35,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:35,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:35,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:35,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:35,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:35,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:35,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:35,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:35,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:35,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:35,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:35,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:35,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:35,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:35,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:35,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:35,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:35,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:35,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:35,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:35,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:35,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:35,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:35,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:35,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:35,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:35,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:35,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:35,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:35,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:35,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:35,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:35,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:35,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:35,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:35,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:35,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:35,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:35,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:35,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:35,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:35,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:35,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:35,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:35,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:35,543 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:35,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:35,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:35,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:35,547 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 -> c403d61b10e37e8425a3790f7ed380735c86d340 [2019-11-27 16:22:36,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:36,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:36,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:36,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:36,171 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:36,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 16:22:36,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01737a506/56c11736071048cea0975958f0c11e64/FLAG925339f48 [2019-11-27 16:22:37,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:37,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 16:22:37,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01737a506/56c11736071048cea0975958f0c11e64/FLAG925339f48 [2019-11-27 16:22:37,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01737a506/56c11736071048cea0975958f0c11e64 [2019-11-27 16:22:37,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:37,654 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:37,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:37,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:37,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:37,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:37,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37, skipping insertion in model container [2019-11-27 16:22:37,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:37,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:37,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:38,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:38,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:39,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:39,191 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:39,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:39 WrapperNode [2019-11-27 16:22:39,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:39,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:39,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:39,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:39,213 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 16:22:39,263 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 16:22:39,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:39,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:39,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:39,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:39,563 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 16:22:39,565 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 16:22:39,604 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 16:22:39,604 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 16:22:39,696 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 16:22:39,783 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 16:22:39,801 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 16:22:39,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:39,843 INFO L168 Benchmark]: Toolchain (without parser) took 2190.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:39,844 INFO L168 Benchmark]: CDTParser took 0.41 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 16:22:39,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:39,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.29 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:39,852 INFO L168 Benchmark]: Boogie Preprocessor took 297.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:39,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1544.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 337.29 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 297.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 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...