./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.12.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.12.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 c403d61b10e37e8425a3790f7ed380735c86d340 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.12.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 c403d61b10e37e8425a3790f7ed380735c86d340 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:35,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:35,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:35,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:35,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:35,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:35,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:35,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:35,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:35,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:35,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:35,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:35,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:35,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:35,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:35,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:35,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:35,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:35,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:35,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:35,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:35,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:35,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:35,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:35,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:35,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:35,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:35,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:35,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:35,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:35,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:35,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:35,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:35,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:35,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:35,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:35,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:35,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:35,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:35,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:35,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:35,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:35,450 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:35,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:35,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:35,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:35,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:35,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:35,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:35,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:35,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:35,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:35,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:35,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:35,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:35,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:35,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:35,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:35,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:35,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:35,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:35,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:35,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:35,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:35,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:35,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:35,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:35,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:35,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:35,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:35,476 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 -> c403d61b10e37e8425a3790f7ed380735c86d340 [2019-11-27 10:00:36,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:36,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:36,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:36,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:36,186 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:36,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 10:00:36,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010a60535/a341063023ed4fb0b308cab8114123f6/FLAGb94b029d7 [2019-11-27 10:00:37,542 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:37,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 10:00:37,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010a60535/a341063023ed4fb0b308cab8114123f6/FLAGb94b029d7 [2019-11-27 10:00:37,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010a60535/a341063023ed4fb0b308cab8114123f6 [2019-11-27 10:00:37,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:37,653 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:37,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:37,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:37,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:37,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aafe98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37, skipping insertion in model container [2019-11-27 10:00:37,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:37,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:38,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,827 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:39,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:39,146 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:39,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39 WrapperNode [2019-11-27 10:00:39,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:39,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:39,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:39,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:39,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:39,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:39,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:39,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:39,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:39" (1/1) ... [2019-11-27 10:00:39,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:39,871 INFO L168 Benchmark]: Toolchain (without parser) took 2210.45 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 949.4 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,871 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:39,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.52 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 978.1 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 362.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,881 INFO L168 Benchmark]: Boogie Preprocessor took 347.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 949.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:39,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1493.52 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 978.1 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 362.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 966.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 347.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 949.4 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-da95e15 [2019-11-27 10:00:43,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:43,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:43,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:43,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:43,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:43,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:43,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:43,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:43,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:43,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:43,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:43,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:43,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:43,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:43,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:43,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:43,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:43,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:43,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:43,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:43,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:43,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:43,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:43,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:43,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:43,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:43,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:43,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:43,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:43,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:44,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:44,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:44,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:44,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:44,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:44,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:44,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:44,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:44,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:44,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:44,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:44,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:44,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:44,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:44,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:44,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:44,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:44,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:44,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:44,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:44,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:44,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:44,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:44,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:44,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:44,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:44,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:44,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:44,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:44,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:44,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:44,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:44,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:44,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:44,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:44,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:44,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:44,089 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:44,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:44,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:44,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:44,094 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 -> c403d61b10e37e8425a3790f7ed380735c86d340 [2019-11-27 10:00:44,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:44,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:44,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:44,734 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:44,738 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:44,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 10:00:44,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5804acb6/5c20f71acf204d8b8028a06674f8bba0/FLAG890513bae [2019-11-27 10:00:46,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:46,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-2.c [2019-11-27 10:00:46,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5804acb6/5c20f71acf204d8b8028a06674f8bba0/FLAG890513bae [2019-11-27 10:00:46,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5804acb6/5c20f71acf204d8b8028a06674f8bba0 [2019-11-27 10:00:46,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:46,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:46,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:46,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:46,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:46,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de345e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46, skipping insertion in model container [2019-11-27 10:00:46,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:46,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:47,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:47,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:47,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:47,807 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:47,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47 WrapperNode [2019-11-27 10:00:47,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:47,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:47,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:47,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:47,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:47,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:48,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:48,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:48,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:48,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:47" (1/1) ... [2019-11-27 10:00:48,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:48,451 INFO L168 Benchmark]: Toolchain (without parser) took 2235.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 945.4 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:48,451 INFO L168 Benchmark]: CDTParser took 2.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:48,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1593.38 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 974.0 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:48,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.38 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:48,457 INFO L168 Benchmark]: Boogie Preprocessor took 292.01 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 945.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:48,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 1593.38 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 974.0 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.38 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 292.01 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 945.4 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...