./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.13.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.13.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 42accff2ca3c1187945022f972ee7db7f0066895 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.13.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 42accff2ca3c1187945022f972ee7db7f0066895 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:22:26,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:26,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:26,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:26,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:26,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:26,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:26,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:26,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:26,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:26,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:26,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:26,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:26,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:26,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:26,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:26,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:26,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:26,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:26,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:26,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:26,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:26,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:26,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:26,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:26,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:26,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:26,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:26,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:26,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:26,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:26,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:26,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:26,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:26,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:26,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:26,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:26,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:26,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:26,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:26,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:26,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:26,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:26,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:26,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:26,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:26,395 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:26,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:26,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:26,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:26,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:26,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:26,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:26,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:26,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:26,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:26,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:26,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:26,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:26,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:26,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:26,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:26,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:26,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:26,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:26,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:26,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:26,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:26,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:26,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:26,410 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 -> 42accff2ca3c1187945022f972ee7db7f0066895 [2019-11-27 16:22:26,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:26,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:26,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:26,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:26,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:26,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.13.cil-2.c [2019-11-27 16:22:26,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e411cec5/5d6b9ab1d12147daae1ae0587392d775/FLAG4b89894c6 [2019-11-27 16:22:27,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:27,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.13.cil-2.c [2019-11-27 16:22:27,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e411cec5/5d6b9ab1d12147daae1ae0587392d775/FLAG4b89894c6 [2019-11-27 16:22:27,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e411cec5/5d6b9ab1d12147daae1ae0587392d775 [2019-11-27 16:22:27,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:27,990 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:27,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:27,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:27,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:28,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28, skipping insertion in model container [2019-11-27 16:22:28,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:28,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:28,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:28,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:28,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:29,023 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:29,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29 WrapperNode [2019-11-27 16:22:29,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:29,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:29,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:29,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:29,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:29,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:29,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:29,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:29,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:29,530 INFO L168 Benchmark]: Toolchain (without parser) took 1534.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 939.7 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,530 INFO L168 Benchmark]: CDTParser took 0.24 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 16:22:29,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1033.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.1 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.95 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 956.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,538 INFO L168 Benchmark]: Boogie Preprocessor took 226.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 939.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1033.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.1 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.95 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 956.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 939.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:32,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:32,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:32,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:32,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:32,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:32,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:32,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:32,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:32,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:32,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:32,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:32,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:32,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:32,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:32,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:32,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:32,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:32,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:32,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:32,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:32,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:32,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:32,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:32,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:32,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:32,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:32,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:32,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:32,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:32,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:32,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:32,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:32,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:32,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:32,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:32,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:32,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:32,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:32,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:32,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:32,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:32,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:32,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:32,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:32,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:32,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:32,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:32,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:32,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:32,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:32,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:32,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:32,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:32,394 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:32,394 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:32,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:32,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:32,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:32,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:32,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:32,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:32,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:32,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:32,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:32,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:32,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:32,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:32,400 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:32,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:32,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:32,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:32,401 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 -> 42accff2ca3c1187945022f972ee7db7f0066895 [2019-11-27 16:22:32,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:32,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:32,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:32,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:32,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:32,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.13.cil-2.c [2019-11-27 16:22:32,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b02a2aa/0b94319670ef412ab624ad9f79335b63/FLAGbcd510c6f [2019-11-27 16:22:33,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:33,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.13.cil-2.c [2019-11-27 16:22:33,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b02a2aa/0b94319670ef412ab624ad9f79335b63/FLAGbcd510c6f [2019-11-27 16:22:34,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b02a2aa/0b94319670ef412ab624ad9f79335b63 [2019-11-27 16:22:34,020 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:34,024 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:34,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:34,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:34,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:34,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:34" (1/1) ... [2019-11-27 16:22:34,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:34, skipping insertion in model container [2019-11-27 16:22:34,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:34" (1/1) ... [2019-11-27 16:22:34,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:34,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:34,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:34,875 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:35,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:35,133 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:35,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35 WrapperNode [2019-11-27 16:22:35,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:35,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:35,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:35,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:35,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:35,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:35,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:35,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:35,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:35,639 INFO L168 Benchmark]: Toolchain (without parser) took 1611.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.3 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:35,640 INFO L168 Benchmark]: CDTParser took 0.57 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 16:22:35,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1108.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:35,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.31 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 962.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:35,646 INFO L168 Benchmark]: Boogie Preprocessor took 243.27 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:35,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1108.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.31 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 962.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.27 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...