./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.08.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.08.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 c954b462a2cfafbb6293eb62416f9e11946724d0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.08.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 c954b462a2cfafbb6293eb62416f9e11946724d0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:46,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:46,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:46,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:46,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:46,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:46,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:46,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:46,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:46,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:46,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:46,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:46,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:46,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:46,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:46,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:46,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:46,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:46,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:46,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:46,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:46,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:46,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:46,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:46,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:46,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:46,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:46,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:46,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:46,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:46,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:46,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:46,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:46,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:46,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:46,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:46,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:46,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:46,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:46,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:46,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:46,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:46,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:46,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:46,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:46,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:46,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:46,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:46,196 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:46,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:46,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:46,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:46,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:46,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:46,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:46,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:46,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:46,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:46,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:46,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:46,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:46,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:46,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:46,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:46,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:46,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:46,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:46,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:46,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:46,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:46,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:46,204 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 -> c954b462a2cfafbb6293eb62416f9e11946724d0 [2019-11-24 21:18:46,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:46,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:46,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:46,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:46,669 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:46,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.08.cil-1.c [2019-11-24 21:18:46,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bf80af0/90d542284da44726a549ab91ad10f379/FLAG8cb88de6a [2019-11-24 21:18:47,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:47,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.08.cil-1.c [2019-11-24 21:18:47,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bf80af0/90d542284da44726a549ab91ad10f379/FLAG8cb88de6a [2019-11-24 21:18:47,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bf80af0/90d542284da44726a549ab91ad10f379 [2019-11-24 21:18:47,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:47,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:47,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:47,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:47,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:47,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:47" (1/1) ... [2019-11-24 21:18:47,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:47, skipping insertion in model container [2019-11-24 21:18:47,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:47" (1/1) ... [2019-11-24 21:18:47,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:47,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:48,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:48,555 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:48,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:48,731 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:48,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48 WrapperNode [2019-11-24 21:18:48,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:48,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:48,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:48,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:48,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:48,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:48,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:48,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:48,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:49,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:49,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:49,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:49,090 INFO L168 Benchmark]: Toolchain (without parser) took 1244.90 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 962.4 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:49,090 INFO L168 Benchmark]: CDTParser took 0.63 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. [2019-11-24 21:18:49,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 884.59 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 985.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 973.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,096 INFO L168 Benchmark]: Boogie Preprocessor took 187.98 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 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. [2019-11-24 21:18:49,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 884.59 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 985.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 973.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.98 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:18:51,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:51,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:51,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:51,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:51,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:51,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:51,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:51,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:51,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:51,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:51,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:51,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:51,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:51,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:51,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:51,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:51,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:51,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:51,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:51,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:51,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:51,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:51,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:51,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:51,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:51,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:51,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:51,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:51,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:51,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:51,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:51,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:51,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:51,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:51,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:51,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:51,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:51,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:51,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:51,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:51,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:51,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:51,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:51,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:52,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:52,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:52,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:52,002 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:52,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:52,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:52,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:52,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:52,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:52,004 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:52,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:52,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:52,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:52,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:52,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:52,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:52,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:52,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:52,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:52,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:52,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:52,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:52,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:52,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:52,010 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:52,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:52,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:52,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:52,013 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 -> c954b462a2cfafbb6293eb62416f9e11946724d0 [2019-11-24 21:18:52,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:52,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:52,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:52,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:52,495 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:52,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.08.cil-1.c [2019-11-24 21:18:52,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1242efe/c7816f4bea2d4469b924c3161d50877e/FLAGb0e26ec5f [2019-11-24 21:18:53,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:53,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.08.cil-1.c [2019-11-24 21:18:53,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1242efe/c7816f4bea2d4469b924c3161d50877e/FLAGb0e26ec5f [2019-11-24 21:18:53,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1242efe/c7816f4bea2d4469b924c3161d50877e [2019-11-24 21:18:53,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:53,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:53,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:53,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:53,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:53,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:53" (1/1) ... [2019-11-24 21:18:53,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:53, skipping insertion in model container [2019-11-24 21:18:53,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:53" (1/1) ... [2019-11-24 21:18:53,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:53,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:54,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:54,386 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:54,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:54,597 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:54,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54 WrapperNode [2019-11-24 21:18:54,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:54,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:54,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:54,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:54,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:54,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:54,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:54,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:54,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:54" (1/1) ... [2019-11-24 21:18:54,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:54,973 INFO L168 Benchmark]: Toolchain (without parser) took 1319.42 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 962.4 MB in the end (delta: -2.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:54,975 INFO L168 Benchmark]: CDTParser took 1.39 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. [2019-11-24 21:18:54,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:54,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.59 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:54,981 INFO L168 Benchmark]: Boogie Preprocessor took 199.37 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. [2019-11-24 21:18:54,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 941.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.6 MB in the end (delta: -19.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.59 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.37 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...