./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 17:12:58,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:58,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:58,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:58,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:58,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:58,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:58,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:58,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:58,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:58,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:58,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:58,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:58,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:58,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:58,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:58,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:58,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:58,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:58,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:58,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:58,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:58,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:58,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:58,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:58,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:58,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:58,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:58,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:58,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:58,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:58,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:58,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:58,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:58,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:58,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:58,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:58,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:58,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:58,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:58,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:58,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:59,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:59,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:59,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:59,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:59,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:59,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:59,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:59,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:59,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:59,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:59,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:59,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:59,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:59,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:59,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:59,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:59,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:59,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:59,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:59,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:59,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:59,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:59,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:59,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:59,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:59,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:59,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:59,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:59,039 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 [2019-11-26 17:12:59,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:59,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:59,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:59,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:59,637 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:59,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-26 17:12:59,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c794931/420dc2d096b749c98c8ccbad433604ee/FLAGa60b5d957 [2019-11-26 17:13:00,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:00,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-26 17:13:01,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c794931/420dc2d096b749c98c8ccbad433604ee/FLAGa60b5d957 [2019-11-26 17:13:01,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c794931/420dc2d096b749c98c8ccbad433604ee [2019-11-26 17:13:01,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:01,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:01,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:01,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:01,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:01,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:01" (1/1) ... [2019-11-26 17:13:01,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:01, skipping insertion in model container [2019-11-26 17:13:01,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:01" (1/1) ... [2019-11-26 17:13:01,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:01,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:02,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:02,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:02,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:02,534 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:02,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02 WrapperNode [2019-11-26 17:13:02,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:02,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:02,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:02,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:02,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:02,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:02,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:02,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:02,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:02,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:02,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:02,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:02,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:02,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:03,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:03,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:03,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:02" (1/1) ... [2019-11-26 17:13:03,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:03,241 INFO L168 Benchmark]: Toolchain (without parser) took 2174.40 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 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:03,243 INFO L168 Benchmark]: CDTParser took 2.54 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. [2019-11-26 17:13:03,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1465.89 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:03,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 365.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 960.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:03,253 INFO L168 Benchmark]: Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 943.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:03,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 1465.89 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 365.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 960.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 329.66 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 943.6 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 0.1.24-025d5a2 [2019-11-26 17:13:07,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:07,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:07,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:07,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:07,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:07,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:07,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:07,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:07,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:07,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:07,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:07,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:07,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:07,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:07,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:07,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:07,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:07,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:07,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:07,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:07,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:07,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:07,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:07,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:07,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:07,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:07,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:07,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:07,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:07,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:07,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:07,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:07,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:07,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:07,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:07,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:07,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:07,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:07,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:07,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:07,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:07,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:07,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:07,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:07,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:07,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:07,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:07,504 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:07,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:07,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:07,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:07,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:07,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:07,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:07,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:07,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:07,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:07,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:07,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:07,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:07,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:07,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:07,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:07,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:07,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:07,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:07,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:07,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:07,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:07,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:07,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:07,524 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 [2019-11-26 17:13:08,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:08,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:08,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:08,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:08,119 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:08,120 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-26 17:13:08,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e52678b0/7b23786c8a3a48aebbeb6fe09b4ace3b/FLAG5a79adbb8 [2019-11-26 17:13:09,494 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:09,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.15.cil.c [2019-11-26 17:13:09,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e52678b0/7b23786c8a3a48aebbeb6fe09b4ace3b/FLAG5a79adbb8 [2019-11-26 17:13:09,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e52678b0/7b23786c8a3a48aebbeb6fe09b4ace3b [2019-11-26 17:13:09,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:09,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:09,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:09,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:09,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:09,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:09" (1/1) ... [2019-11-26 17:13:09,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:09, skipping insertion in model container [2019-11-26 17:13:09,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:09" (1/1) ... [2019-11-26 17:13:09,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:09,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:10,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:10,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:11,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:11,090 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:11,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11 WrapperNode [2019-11-26 17:13:11,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:11,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:11,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:11,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:11,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:11,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:11,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:11,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:11,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:11" (1/1) ... [2019-11-26 17:13:11,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:11,853 INFO L168 Benchmark]: Toolchain (without parser) took 2260.68 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 943.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:11,854 INFO L168 Benchmark]: CDTParser took 3.72 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. [2019-11-26 17:13:11,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1499.51 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:11,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 385.23 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. [2019-11-26 17:13:11,863 INFO L168 Benchmark]: Boogie Preprocessor took 365.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:11,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.72 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 1499.51 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 385.23 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 365.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 943.9 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...