./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.04.cil-2.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.04.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 5e27a879cb97b2b6600a7b4379c4e090f4fa709a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.04.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 5e27a879cb97b2b6600a7b4379c4e090f4fa709a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:12:48,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:48,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:48,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:48,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:48,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:48,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:48,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:48,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:48,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:48,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:48,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:48,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:48,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:48,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:48,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:48,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:48,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:48,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:48,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:48,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:48,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:48,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:48,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:48,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:48,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:48,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:48,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:48,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:48,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:48,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:48,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:48,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:48,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:48,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:48,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:48,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:48,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:48,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:48,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:48,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:48,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:48,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:48,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:48,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:48,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:48,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:48,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:48,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:48,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:48,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:48,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:48,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:48,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:48,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:48,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:48,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:48,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:48,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:48,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:48,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:48,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:48,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:48,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:48,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:48,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:48,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:48,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:48,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:48,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:48,917 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 -> 5e27a879cb97b2b6600a7b4379c4e090f4fa709a [2019-11-26 17:12:49,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:49,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:49,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:49,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:49,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:49,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.04.cil-2.c [2019-11-26 17:12:49,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5da6aa9/2e3ab3cb360648d4824eca2028140a5a/FLAGb6ca9db25 [2019-11-26 17:12:50,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:50,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-2.c [2019-11-26 17:12:50,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5da6aa9/2e3ab3cb360648d4824eca2028140a5a/FLAGb6ca9db25 [2019-11-26 17:12:50,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a5da6aa9/2e3ab3cb360648d4824eca2028140a5a [2019-11-26 17:12:50,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:50,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:50,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:50,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:50,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:50,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:50" (1/1) ... [2019-11-26 17:12:50,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:50, skipping insertion in model container [2019-11-26 17:12:50,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:50" (1/1) ... [2019-11-26 17:12:50,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:51,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:51,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:51,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:51,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:52,041 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:52,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52 WrapperNode [2019-11-26 17:12:52,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:52,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:52,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:52,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:52,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:52,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:52,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:52,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:52,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:52" (1/1) ... [2019-11-26 17:12:52,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:52,456 INFO L168 Benchmark]: Toolchain (without parser) took 1571.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:52,460 INFO L168 Benchmark]: CDTParser took 0.43 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 17:12:52,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:52,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.97 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:52,478 INFO L168 Benchmark]: Boogie Preprocessor took 187.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 972.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:52,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1163.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.97 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 972.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:12:56,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:56,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:56,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:56,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:56,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:56,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:56,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:56,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:56,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:56,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:56,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:56,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:56,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:56,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:56,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:56,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:56,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:56,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:56,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:56,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:56,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:56,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:56,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:56,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:56,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:56,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:56,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:56,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:56,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:56,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:56,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:56,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:56,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:56,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:56,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:56,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:56,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:56,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:56,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:56,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:56,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:12:56,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:56,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:56,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:56,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:56,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:56,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:56,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:56,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:56,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:56,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:56,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:56,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:56,675 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:12:56,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:12:56,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:56,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:56,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:56,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:56,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:56,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:56,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:56,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:56,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:56,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:56,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:56,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:56,685 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:12:56,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:12:56,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:56,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:12:56,688 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 -> 5e27a879cb97b2b6600a7b4379c4e090f4fa709a [2019-11-26 17:12:57,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:57,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:57,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:57,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:57,166 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:57,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.04.cil-2.c [2019-11-26 17:12:57,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bec403c/0bbad9867ab643348f9092f7b4eef770/FLAG5f2196220 [2019-11-26 17:12:58,431 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:58,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-2.c [2019-11-26 17:12:58,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bec403c/0bbad9867ab643348f9092f7b4eef770/FLAG5f2196220 [2019-11-26 17:12:58,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bec403c/0bbad9867ab643348f9092f7b4eef770 [2019-11-26 17:12:58,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:58,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:58,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:58,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:58,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:58,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:58" (1/1) ... [2019-11-26 17:12:58,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:58, skipping insertion in model container [2019-11-26 17:12:58,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:58" (1/1) ... [2019-11-26 17:12:58,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:58,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:59,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:59,535 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:59,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:59,746 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:59,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:59 WrapperNode [2019-11-26 17:12:59,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:59,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:59,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:59,763 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 17:12:59,797 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 17:12:59,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:59,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:59,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:59,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:59,963 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 17:12:59,969 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 17:12:59,986 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 17:12:59,987 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 17:13:00,039 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 17:13:00,089 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 17:13:00,102 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 17:13:00,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:00,139 INFO L168 Benchmark]: Toolchain (without parser) took 1493.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:00,144 INFO L168 Benchmark]: CDTParser took 1.18 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 17:13:00,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1103.46 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 984.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:00,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:00,150 INFO L168 Benchmark]: Boogie Preprocessor took 203.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 972.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:00,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 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 1103.46 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 984.1 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.63 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 972.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...