./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.02.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.02.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 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.02.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 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:00:24,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:24,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:24,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:24,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:24,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:24,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:24,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:24,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:24,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:24,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:24,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:24,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:24,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:24,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:24,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:24,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:24,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:24,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:24,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:24,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:24,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:24,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:24,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:24,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:24,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:24,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:24,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:24,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:24,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:24,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:24,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:24,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:24,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:24,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:24,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:24,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:24,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:24,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:24,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:24,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:24,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:24,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:24,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:24,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:24,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:24,859 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:24,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:24,860 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:24,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:24,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:24,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:24,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:24,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:24,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:24,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:24,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:24,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:24,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:24,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:24,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:24,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:24,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:24,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:24,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:24,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:24,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:24,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:24,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:24,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:24,874 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 -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-27 10:00:25,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:25,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:25,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:25,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:25,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:25,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 10:00:25,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea5723fb/820ffd9d0f454076819f82749f32ebad/FLAG14ecf5a0d [2019-11-27 10:00:26,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:26,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 10:00:26,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea5723fb/820ffd9d0f454076819f82749f32ebad/FLAG14ecf5a0d [2019-11-27 10:00:26,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea5723fb/820ffd9d0f454076819f82749f32ebad [2019-11-27 10:00:26,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:26,913 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:26,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:26,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:26,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:26,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:26" (1/1) ... [2019-11-27 10:00:26,935 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 27.11 10:00:26, skipping insertion in model container [2019-11-27 10:00:26,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:26" (1/1) ... [2019-11-27 10:00:26,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:27,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:27,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:27,686 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:27,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:27,986 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:27,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27 WrapperNode [2019-11-27 10:00:27,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:27,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:27,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:27,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:28,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:28,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:28,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:28,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:28,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:27" (1/1) ... [2019-11-27 10:00:28,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:28,325 INFO L168 Benchmark]: Toolchain (without parser) took 1394.09 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 984.0 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:28,327 INFO L168 Benchmark]: CDTParser took 1.32 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 10:00:28,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1077.65 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 989.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:28,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.93 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:28,336 INFO L168 Benchmark]: Boogie Preprocessor took 135.72 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:28,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 1077.65 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 989.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.93 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.72 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. 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 10:00:32,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:32,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:32,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:32,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:32,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:32,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:32,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:32,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:32,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:32,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:32,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:32,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:32,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:32,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:32,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:32,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:32,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:32,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:32,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:32,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:32,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:32,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:32,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:32,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:32,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:32,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:32,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:32,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:32,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:32,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:32,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:32,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:32,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:32,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:32,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:32,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:32,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:32,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:32,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:32,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:32,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:32,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:32,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:32,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:32,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:32,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:32,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:32,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:32,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:32,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:32,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:32,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:32,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:32,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:32,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:32,321 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:32,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:32,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:32,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:32,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:32,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:32,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:32,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:32,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:32,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:32,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:32,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:32,328 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:32,328 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:32,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:32,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:32,330 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 -> 216b1eba72c80bc0eec8bb9ab0298bf8baf472d8 [2019-11-27 10:00:32,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:32,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:32,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:32,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:32,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:32,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 10:00:33,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7df697/d2586ca8b5d74ed09bea55de520c594b/FLAG43b9ce4fe [2019-11-27 10:00:34,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:34,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2019-11-27 10:00:34,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7df697/d2586ca8b5d74ed09bea55de520c594b/FLAG43b9ce4fe [2019-11-27 10:00:34,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7df697/d2586ca8b5d74ed09bea55de520c594b [2019-11-27 10:00:34,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:34,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:34,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:34,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:34,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:34,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:34" (1/1) ... [2019-11-27 10:00:34,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:34, skipping insertion in model container [2019-11-27 10:00:34,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:34" (1/1) ... [2019-11-27 10:00:34,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:34,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:35,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:35,053 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:35,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:35,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:35,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35 WrapperNode [2019-11-27 10:00:35,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:35,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:35,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:35,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:35,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:35,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:35,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:35,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:35,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:35" (1/1) ... [2019-11-27 10:00:35,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:35,649 INFO L168 Benchmark]: Toolchain (without parser) took 1317.80 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 984.1 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:35,652 INFO L168 Benchmark]: CDTParser took 0.45 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 10:00:35,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1041.94 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 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:35,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.03 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:35,661 INFO L168 Benchmark]: Boogie Preprocessor took 111.07 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:35,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1041.94 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 989.8 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.03 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.07 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...