./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.09.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.09.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 7a3850d3a340e3061987e0b807f9867eab4f34a7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.09.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 7a3850d3a340e3061987e0b807f9867eab4f34a7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:33,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:33,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:33,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:33,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:33,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:33,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:33,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:33,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:33,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:33,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:33,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:33,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:33,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:33,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:33,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:33,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:33,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:33,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:33,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:33,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:33,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:33,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:33,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:33,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:33,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:33,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:34,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:34,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:34,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:34,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:34,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:34,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:34,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:34,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:34,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:34,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:34,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:34,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:34,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:34,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:34,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:34,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:34,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:34,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:34,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:34,081 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:34,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:34,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:34,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:34,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:34,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:34,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:34,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:34,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:34,088 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:34,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:34,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:34,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:34,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:34,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:34,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:34,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:34,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:34,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:34,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:34,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:34,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:34,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:34,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:34,099 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 -> 7a3850d3a340e3061987e0b807f9867eab4f34a7 [2019-11-27 10:00:34,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:34,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:34,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:34,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:34,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:34,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 10:00:34,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8480c5c1/ea7eff37adc24e7ca592f92ea9fb9a35/FLAGe7dfa5cc2 [2019-11-27 10:00:36,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:36,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 10:00:36,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8480c5c1/ea7eff37adc24e7ca592f92ea9fb9a35/FLAGe7dfa5cc2 [2019-11-27 10:00:36,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8480c5c1/ea7eff37adc24e7ca592f92ea9fb9a35 [2019-11-27 10:00:36,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:36,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:36,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:36,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:36,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:36,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,248 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 10:00:36, skipping insertion in model container [2019-11-27 10:00:36,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:36,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:37,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:37,279 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:37,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:37,589 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:37,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37 WrapperNode [2019-11-27 10:00:37,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:37,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:37,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:37,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:37,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:37,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:37,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:37,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:37,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:38,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:38,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:38,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:38,127 INFO L168 Benchmark]: Toolchain (without parser) took 1899.91 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,128 INFO L168 Benchmark]: CDTParser took 2.34 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 10:00:38,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.34 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.29 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 10:00:38,137 INFO L168 Benchmark]: Boogie Preprocessor took 271.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 956.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 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 1364.34 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 979.5 MB in the end (delta: -17.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.29 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 271.73 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 956.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:41,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:41,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:42,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:42,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:42,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:42,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:42,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:42,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:42,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:42,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:42,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:42,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:42,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:42,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:42,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:42,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:42,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:42,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:42,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:42,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:42,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:42,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:42,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:42,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:42,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:42,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:42,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:42,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:42,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:42,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:42,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:42,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:42,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:42,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:42,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:42,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:42,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:42,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:42,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:42,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:42,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:42,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:42,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:42,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:42,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:42,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:42,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:42,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:42,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:42,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:42,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:42,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:42,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:42,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:42,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:42,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:42,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:42,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:42,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:42,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:42,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:42,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:42,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:42,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:42,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:42,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:42,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:42,236 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:42,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:42,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:42,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:42,240 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 -> 7a3850d3a340e3061987e0b807f9867eab4f34a7 [2019-11-27 10:00:42,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:42,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:42,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:42,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:42,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:42,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 10:00:43,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66abca5d/24e83ba3d9ff41ab896c09f3fb0618d4/FLAG9cd5a4a39 [2019-11-27 10:00:44,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:44,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 10:00:44,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66abca5d/24e83ba3d9ff41ab896c09f3fb0618d4/FLAG9cd5a4a39 [2019-11-27 10:00:44,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66abca5d/24e83ba3d9ff41ab896c09f3fb0618d4 [2019-11-27 10:00:44,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:44,310 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:44,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:44,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:44,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:44,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:44" (1/1) ... [2019-11-27 10:00:44,332 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 10:00:44, skipping insertion in model container [2019-11-27 10:00:44,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:44" (1/1) ... [2019-11-27 10:00:44,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:44,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:45,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:45,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:45,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:45,730 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:45,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45 WrapperNode [2019-11-27 10:00:45,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:45,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:45,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:45,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:45,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:46,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:46,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:46,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:46,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:46,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:46,324 INFO L168 Benchmark]: Toolchain (without parser) took 2005.87 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 961.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:46,325 INFO L168 Benchmark]: CDTParser took 0.35 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 10:00:46,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.44 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 978.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:46,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.18 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:46,336 INFO L168 Benchmark]: Boogie Preprocessor took 291.41 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:46,347 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1422.44 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 978.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.18 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.41 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 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...