./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.07.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.07.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 7fd2d1a9f96a95d1ad5fce6dcab48c9b2b66f4e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.07.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 7fd2d1a9f96a95d1ad5fce6dcab48c9b2b66f4e4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:22:17,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:17,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:17,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:17,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:17,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:17,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:17,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:17,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:17,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:17,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:17,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:17,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:17,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:17,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:17,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:17,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:17,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:17,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:17,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:17,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:17,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:17,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:17,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:17,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:17,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:17,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:17,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:17,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:17,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:17,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:17,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:17,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:17,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:17,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:17,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:17,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:17,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:17,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:17,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:17,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:17,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:17,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:17,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:17,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:17,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:17,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:17,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:17,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:17,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:17,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:17,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:17,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:17,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:17,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:17,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:17,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:17,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:17,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:17,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:17,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:17,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:17,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:17,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:17,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:17,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:17,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:17,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:17,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:17,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:17,518 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 -> 7fd2d1a9f96a95d1ad5fce6dcab48c9b2b66f4e4 [2019-11-27 16:22:17,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:17,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:17,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:17,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:17,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:17,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.07.cil-2.c [2019-11-27 16:22:18,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c040bf8a4/9a506e8f042544ddb9e52b23768faffc/FLAG6d8605274 [2019-11-27 16:22:18,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:18,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.07.cil-2.c [2019-11-27 16:22:18,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c040bf8a4/9a506e8f042544ddb9e52b23768faffc/FLAG6d8605274 [2019-11-27 16:22:19,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c040bf8a4/9a506e8f042544ddb9e52b23768faffc [2019-11-27 16:22:19,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:19,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:19,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:19,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:19,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:19,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19, skipping insertion in model container [2019-11-27 16:22:19,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:19,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:19,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:19,831 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:19,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:19,997 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:19,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19 WrapperNode [2019-11-27 16:22:19,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:20,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:20,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:20,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:20,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:20,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:20,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:20,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:20,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:20,351 INFO L168 Benchmark]: Toolchain (without parser) took 1220.08 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 972.6 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:20,355 INFO L168 Benchmark]: CDTParser took 0.22 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 16:22:20,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.00 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:20,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.11 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:20,361 INFO L168 Benchmark]: Boogie Preprocessor took 186.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:20,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 863.00 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.11 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:22:23,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:23,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:23,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:23,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:23,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:23,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:23,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:23,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:23,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:23,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:23,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:23,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:23,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:23,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:23,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:23,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:23,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:23,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:23,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:23,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:23,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:23,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:23,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:23,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:23,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:23,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:23,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:23,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:23,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:23,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:23,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:23,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:23,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:23,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:23,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:23,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:23,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:23,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:23,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:23,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:23,270 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:23,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:23,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:23,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:23,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:23,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:23,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:23,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:23,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:23,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:23,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:23,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:23,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:23,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:23,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:23,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:23,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:23,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:23,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:23,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:23,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:23,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:23,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:23,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:23,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:23,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:23,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:23,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:23,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:23,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:23,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:23,314 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 -> 7fd2d1a9f96a95d1ad5fce6dcab48c9b2b66f4e4 [2019-11-27 16:22:23,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:23,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:23,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:23,788 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:23,791 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:23,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.07.cil-2.c [2019-11-27 16:22:23,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada44cb46/cf4a085addc84730b9e3fee15664fc7c/FLAGefcca3dfa [2019-11-27 16:22:24,714 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:24,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.07.cil-2.c [2019-11-27 16:22:24,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada44cb46/cf4a085addc84730b9e3fee15664fc7c/FLAGefcca3dfa [2019-11-27 16:22:24,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada44cb46/cf4a085addc84730b9e3fee15664fc7c [2019-11-27 16:22:24,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:24,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:24,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:24,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:24,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:24,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:24,979 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 04:22:24, skipping insertion in model container [2019-11-27 16:22:24,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:24,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:25,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:25,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:25,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:25,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:25,885 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:25,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25 WrapperNode [2019-11-27 16:22:25,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:25,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:25,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:25,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:25,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:25,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:26,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:26,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:26,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:26,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:25" (1/1) ... [2019-11-27 16:22:26,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:26,247 INFO L168 Benchmark]: Toolchain (without parser) took 1285.01 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 962.8 MB in the end (delta: -1.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:26,250 INFO L168 Benchmark]: CDTParser took 0.22 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 16:22:26,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 928.06 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:26,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 974.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:26,255 INFO L168 Benchmark]: Boogie Preprocessor took 193.14 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 962.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:26,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 928.06 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 974.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.14 ms. Allocated memory is still 1.0 GB. Free memory was 974.3 MB in the beginning and 962.8 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...