./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.11.cil-1.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.11.cil-1.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 016d9724229fc10b14185725b324fda19eb01dcb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.11.cil-1.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 016d9724229fc10b14185725b324fda19eb01dcb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:12:55,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:55,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:55,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:55,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:55,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:55,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:55,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:55,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:55,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:55,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:55,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:55,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:55,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:55,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:55,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:55,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:55,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:55,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:55,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:55,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:55,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:55,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:55,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:55,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:55,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:55,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:55,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:55,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:55,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:55,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:55,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:55,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:55,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:55,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:55,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:55,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:55,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:55,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:55,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:55,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:55,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:55,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:55,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:55,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:55,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:55,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:55,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:55,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:55,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:55,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:55,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:55,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:55,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:55,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:55,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:55,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:55,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:55,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:55,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:55,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:55,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:55,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:55,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:55,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:55,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:55,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:55,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:55,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:55,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:55,694 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 -> 016d9724229fc10b14185725b324fda19eb01dcb [2019-11-26 17:12:56,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:56,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:56,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:56,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:56,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:56,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-26 17:12:56,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7e8f5c2/758b419f789040fda6fbed2943ee7154/FLAG21f1ab9ca [2019-11-26 17:12:57,632 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:57,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-26 17:12:57,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7e8f5c2/758b419f789040fda6fbed2943ee7154/FLAG21f1ab9ca [2019-11-26 17:12:57,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7e8f5c2/758b419f789040fda6fbed2943ee7154 [2019-11-26 17:12:57,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:57,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:57,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:57,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:57,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:57,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57, skipping insertion in model container [2019-11-26 17:12:57,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:57,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:58,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:58,811 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:59,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:59,114 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:59,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59 WrapperNode [2019-11-26 17:12:59,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:59,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:59,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:59,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:59,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:59,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:59,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59" (1/1) ... [2019-11-26 17:12:59,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:59,741 INFO L168 Benchmark]: Toolchain (without parser) took 2006.49 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 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,744 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. [2019-11-26 17:12:59,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1379.43 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 308.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,753 INFO L168 Benchmark]: Boogie Preprocessor took 306.02 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:59,767 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 1379.43 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 308.89 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 306.02 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:03,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:03,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:03,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:03,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:03,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:03,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:03,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:03,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:03,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:03,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:03,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:03,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:03,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:03,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:03,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:03,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:03,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:03,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:03,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:03,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:03,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:03,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:03,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:03,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:03,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:03,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:03,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:03,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:03,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:03,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:03,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:03,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:03,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:03,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:03,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:03,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:03,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:03,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:03,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:03,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:03,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:03,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:03,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:03,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:03,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:03,763 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:03,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:03,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:03,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:03,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:03,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:03,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:03,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:03,770 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:03,770 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:03,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:03,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:03,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:03,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:03,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:03,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:03,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:03,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:03,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:03,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:03,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:03,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:03,782 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:03,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:03,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:03,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:03,787 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 -> 016d9724229fc10b14185725b324fda19eb01dcb [2019-11-26 17:13:04,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:04,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:04,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:04,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:04,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:04,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-26 17:13:04,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5248267da/712c5dd171c1420497b7043b4537495d/FLAGd4e36c0e4 [2019-11-26 17:13:05,656 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:05,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-26 17:13:05,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5248267da/712c5dd171c1420497b7043b4537495d/FLAGd4e36c0e4 [2019-11-26 17:13:06,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5248267da/712c5dd171c1420497b7043b4537495d [2019-11-26 17:13:06,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:06,208 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:06,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:06,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:06,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:06,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f94ce19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06, skipping insertion in model container [2019-11-26 17:13:06,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:06,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:07,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:07,331 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:07,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:07,638 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:07,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07 WrapperNode [2019-11-26 17:13:07,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:07,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:07,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:07,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:07,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:07,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:07,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:07,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:07,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:07,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:07,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:07,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:07,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:07,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:08,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:08,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:08,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:07" (1/1) ... [2019-11-26 17:13:08,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:08,224 INFO L168 Benchmark]: Toolchain (without parser) took 2010.15 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 949.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:08,225 INFO L168 Benchmark]: CDTParser took 0.33 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 17:13:08,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.82 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 978.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:08,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:08,237 INFO L168 Benchmark]: Boogie Preprocessor took 295.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:08,246 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1424.82 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 978.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 295.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 949.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...