./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.01.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 2216fd6115b2bb44c4633e353be739828d7cac46 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.01.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 2216fd6115b2bb44c4633e353be739828d7cac46 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:19,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:19,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:19,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:19,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:19,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:19,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:19,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:19,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:19,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:19,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:19,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:19,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:19,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:19,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:19,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:19,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:19,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:19,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:19,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:19,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:19,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:19,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:19,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:19,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:19,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:19,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:19,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:19,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:19,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:19,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:19,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:19,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:19,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:19,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:19,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:19,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:19,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:19,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:19,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:19,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:19,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:19,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:19,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:19,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:19,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:19,889 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:19,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:19,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:19,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:19,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:19,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:19,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:19,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:19,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:19,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:19,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:19,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:19,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:19,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:19,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:19,900 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:19,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:19,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:19,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:19,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:19,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:19,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:19,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:19,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:19,906 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 -> 2216fd6115b2bb44c4633e353be739828d7cac46 [2019-11-25 23:05:20,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:20,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:20,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:20,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:20,504 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:20,507 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2019-11-25 23:05:20,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d95df3b90/3bc2196134d547e591c37ec8b874149d/FLAG1d00235ad [2019-11-25 23:05:21,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:21,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2019-11-25 23:05:21,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d95df3b90/3bc2196134d547e591c37ec8b874149d/FLAG1d00235ad [2019-11-25 23:05:21,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d95df3b90/3bc2196134d547e591c37ec8b874149d [2019-11-25 23:05:21,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:21,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:21,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:21,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:21,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:21,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:21" (1/1) ... [2019-11-25 23:05:21,882 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 25.11 11:05:21, skipping insertion in model container [2019-11-25 23:05:21,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:21" (1/1) ... [2019-11-25 23:05:21,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:22,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:22,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:22,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:22,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:22,764 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:22,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22 WrapperNode [2019-11-25 23:05:22,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:22,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:22,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:22,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:22,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:22,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:22,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:22,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:22,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:22" (1/1) ... [2019-11-25 23:05:22,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:22,995 INFO L168 Benchmark]: Toolchain (without parser) took 1128.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.9 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:23,011 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-25 23:05:23,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 902.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:23,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:23,020 INFO L168 Benchmark]: Boogie Preprocessor took 88.20 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:23,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 902.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.20 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-65d6cd2 [2019-11-25 23:05:26,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:26,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:26,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:26,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:26,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:26,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:26,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:26,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:26,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:26,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:27,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:27,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:27,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:27,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:27,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:27,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:27,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:27,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:27,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:27,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:27,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:27,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:27,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:27,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:27,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:27,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:27,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:27,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:27,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:27,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:27,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:27,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:27,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:27,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:27,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:27,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:27,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:27,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:27,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:27,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:27,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:27,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:27,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:27,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:27,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:27,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:27,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:27,151 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:27,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:27,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:27,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:27,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:27,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:27,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:27,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:27,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:27,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:27,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:27,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:27,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:27,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:27,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:27,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:27,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:27,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:27,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:27,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:27,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:27,165 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:27,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:27,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:27,167 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 -> 2216fd6115b2bb44c4633e353be739828d7cac46 [2019-11-25 23:05:27,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:27,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:27,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:27,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:27,877 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:27,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2019-11-25 23:05:28,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7868c6d7/b00f31eb8e3846dbb9a0a7b5659c655d/FLAG4cb7cdceb [2019-11-25 23:05:29,148 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:29,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.01.cil-1.c [2019-11-25 23:05:29,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7868c6d7/b00f31eb8e3846dbb9a0a7b5659c655d/FLAG4cb7cdceb [2019-11-25 23:05:29,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7868c6d7/b00f31eb8e3846dbb9a0a7b5659c655d [2019-11-25 23:05:29,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:29,210 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:29,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:29,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:29,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:29,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:29" (1/1) ... [2019-11-25 23:05:29,227 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 25.11 11:05:29, skipping insertion in model container [2019-11-25 23:05:29,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:29" (1/1) ... [2019-11-25 23:05:29,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:29,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:29,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:29,918 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:30,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:30,182 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:30,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30 WrapperNode [2019-11-25 23:05:30,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:30,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:30,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:30,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:30,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:30,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:30,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:30,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:30,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:30" (1/1) ... [2019-11-25 23:05:30,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:30,433 INFO L168 Benchmark]: Toolchain (without parser) took 1212.69 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:30,434 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. [2019-11-25 23:05:30,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 971.70 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:30,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:30,440 INFO L168 Benchmark]: Boogie Preprocessor took 86.15 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 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. [2019-11-25 23:05:30,475 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 971.70 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.32 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.15 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...