./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.11.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.11.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 055fca114b4b0e8af7fae435cb17f345bef206c9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-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 055fca114b4b0e8af7fae435cb17f345bef206c9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:00:34,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:34,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:34,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:34,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:34,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:34,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:34,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:34,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:34,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:34,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:34,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:34,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:34,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:34,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:34,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:34,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:34,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:34,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:34,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:34,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:34,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:34,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:34,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:34,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:34,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:34,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:34,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:34,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:34,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:34,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:34,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:34,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:34,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:34,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:34,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:34,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:34,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:34,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:34,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:34,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:34,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:34,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:34,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:34,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:34,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:34,831 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:34,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:34,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:34,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:34,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:34,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:34,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:34,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:34,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:34,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:34,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:34,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:34,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:34,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:34,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:34,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:34,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:34,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:34,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:34,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:34,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:34,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:34,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:34,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:34,846 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 -> 055fca114b4b0e8af7fae435cb17f345bef206c9 [2019-11-27 10:00:35,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:35,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:35,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:35,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:35,458 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:35,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-27 10:00:35,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d42c1b1b/76a37653bdd9446dafaa45696ea25a4b/FLAG1c5205146 [2019-11-27 10:00:36,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:36,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-27 10:00:36,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d42c1b1b/76a37653bdd9446dafaa45696ea25a4b/FLAG1c5205146 [2019-11-27 10:00:36,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d42c1b1b/76a37653bdd9446dafaa45696ea25a4b [2019-11-27 10:00:36,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:36,848 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:36,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:36,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:36,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:36,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:36, skipping insertion in model container [2019-11-27 10:00:36,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:37,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:37,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:37,900 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:38,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,207 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:38,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38 WrapperNode [2019-11-27 10:00:38,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:38,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:38,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:38,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:38,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:38,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:38,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:38,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:38,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:38,834 INFO L168 Benchmark]: Toolchain (without parser) took 1979.74 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 945.2 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,836 INFO L168 Benchmark]: CDTParser took 1.51 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 10:00:38,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,845 INFO L168 Benchmark]: Boogie Preprocessor took 307.85 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1366.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 962.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.85 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 945.2 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 10:00:42,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:42,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:42,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:42,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:42,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:42,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:42,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:42,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:42,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:42,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:42,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:42,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:42,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:42,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:42,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:42,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:42,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:42,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:42,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:42,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:42,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:42,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:42,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:42,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:42,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:42,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:42,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:42,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:42,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:42,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:42,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:42,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:42,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:42,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:42,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:42,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:42,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:42,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:42,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:42,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:42,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:42,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:42,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:42,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:42,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:42,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:42,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:42,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:42,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:42,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:42,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:42,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:42,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:42,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:42,895 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:42,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:42,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:42,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:42,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:42,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:42,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:42,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:42,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:42,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:42,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:42,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:42,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:42,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:42,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:42,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:42,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:42,907 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 -> 055fca114b4b0e8af7fae435cb17f345bef206c9 [2019-11-27 10:00:43,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:43,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:43,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:43,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:43,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:43,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-27 10:00:43,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2722c12/0f078373d7b04682a46714fcf1707659/FLAG1218d2b91 [2019-11-27 10:00:44,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:44,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-2.c [2019-11-27 10:00:44,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2722c12/0f078373d7b04682a46714fcf1707659/FLAG1218d2b91 [2019-11-27 10:00:45,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2722c12/0f078373d7b04682a46714fcf1707659 [2019-11-27 10:00:45,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:45,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:45,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:45,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:45,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:45,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45, skipping insertion in model container [2019-11-27 10:00:45,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:45,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:46,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:46,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:46,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:46,454 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:46,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46 WrapperNode [2019-11-27 10:00:46,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:46,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:46,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:46,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:46,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:46,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:46,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:46,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:46,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:47,077 INFO L168 Benchmark]: Toolchain (without parser) took 2056.48 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 949.7 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,078 INFO L168 Benchmark]: CDTParser took 1.98 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 10:00:47,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1439.54 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 978.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.15 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. [2019-11-27 10:00:47,088 INFO L168 Benchmark]: Boogie Preprocessor took 314.19 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. [2019-11-27 10:00:47,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 1439.54 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 978.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.15 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 314.19 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...