./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.15.cil.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 29a015362e93108a835e8276040fe613f44022f0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.15.cil.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 29a015362e93108a835e8276040fe613f44022f0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:34,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:34,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:34,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:34,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:34,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:34,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:34,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:34,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:34,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:34,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:34,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:34,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:34,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:34,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:34,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:34,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:34,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:34,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:34,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:34,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:34,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:34,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:34,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:35,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:35,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:35,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:35,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:35,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:35,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:35,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:35,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:35,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:35,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:35,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:35,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:35,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:35,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:35,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:35,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:35,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:35,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:35,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:35,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:35,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:35,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:35,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:35,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:35,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:35,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:35,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:35,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:35,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:35,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:35,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:35,094 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:35,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:35,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:35,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:35,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:35,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:35,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:35,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:35,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:35,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:35,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:35,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:35,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:35,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:35,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:35,100 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 -> 29a015362e93108a835e8276040fe613f44022f0 [2019-11-25 23:05:35,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:35,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:35,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:35,758 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:35,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:35,763 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-25 23:05:35,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd228c2d/108ac6a523ac4e4aa7771085cbc641cc/FLAG55776aec3 [2019-11-25 23:05:37,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:37,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-25 23:05:37,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd228c2d/108ac6a523ac4e4aa7771085cbc641cc/FLAG55776aec3 [2019-11-25 23:05:37,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd228c2d/108ac6a523ac4e4aa7771085cbc641cc [2019-11-25 23:05:37,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:37,216 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:37,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:37,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:37,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:37,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:37" (1/1) ... [2019-11-25 23:05:37,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:37, skipping insertion in model container [2019-11-25 23:05:37,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:37" (1/1) ... [2019-11-25 23:05:37,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:37,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:38,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:38,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:38,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:38,711 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:38,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38 WrapperNode [2019-11-25 23:05:38,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:38,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:38,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:38,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:38,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:38,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:39,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:39,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:39,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:39,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:38" (1/1) ... [2019-11-25 23:05:39,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:39,430 INFO L168 Benchmark]: Toolchain (without parser) took 2208.66 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 939.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:39,431 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:39,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1500.32 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:39,436 INFO L168 Benchmark]: Boogie Procedure Inliner took 362.20 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 956.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:39,441 INFO L168 Benchmark]: Boogie Preprocessor took 333.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 939.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:39,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1500.32 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 973.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 362.20 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 956.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 333.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 939.4 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 0.1.24-65d6cd2 [2019-11-25 23:05:43,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:43,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:43,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:43,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:43,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:43,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:43,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:43,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:43,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:43,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:43,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:43,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:43,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:43,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:43,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:43,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:43,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:43,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:43,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:43,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:43,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:43,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:43,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:43,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:43,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:43,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:43,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:43,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:43,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:43,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:43,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:43,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:43,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:43,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:43,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:43,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:43,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:43,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:43,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:43,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:43,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:43,494 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:43,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:43,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:43,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:43,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:43,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:43,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:43,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:43,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:43,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:43,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:43,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:43,506 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:43,509 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:43,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:43,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:43,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:43,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:43,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:43,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:43,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:43,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:43,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:43,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:43,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:43,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:43,515 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:43,517 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:43,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:43,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:43,519 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 -> 29a015362e93108a835e8276040fe613f44022f0 [2019-11-25 23:05:44,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:44,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:44,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:44,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:44,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:44,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-25 23:05:44,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c508481/e55f9555a55c4e3a815ab141c664dabb/FLAG84e522983 [2019-11-25 23:05:45,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:45,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-25 23:05:45,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c508481/e55f9555a55c4e3a815ab141c664dabb/FLAG84e522983 [2019-11-25 23:05:45,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1c508481/e55f9555a55c4e3a815ab141c664dabb [2019-11-25 23:05:45,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:45,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:45,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:45,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:45,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:45,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:45" (1/1) ... [2019-11-25 23:05:45,658 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 25.11 11:05:45, skipping insertion in model container [2019-11-25 23:05:45,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:45" (1/1) ... [2019-11-25 23:05:45,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:45,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:46,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:46,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:46,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:47,076 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:47,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47 WrapperNode [2019-11-25 23:05:47,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:47,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:47,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:47,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:47,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:47,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:47,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:47,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:47,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:47" (1/1) ... [2019-11-25 23:05:47,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:47,786 INFO L168 Benchmark]: Toolchain (without parser) took 2142.50 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 949.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:47,787 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-25 23:05:47,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1436.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:47,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.10 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 961.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:47,795 INFO L168 Benchmark]: Boogie Preprocessor took 346.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:47,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1436.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.10 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 961.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 346.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...