./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.05.cil-2.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.05.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 27d160802d278384ef6d8db395ef2d19702d5645 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.05.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 27d160802d278384ef6d8db395ef2d19702d5645 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:18:45,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:45,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:45,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:45,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:45,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:45,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:45,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:45,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:45,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:45,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:45,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:45,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:45,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:45,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:45,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:45,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:45,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:45,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:45,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:45,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:45,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:45,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:45,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:45,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:45,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:45,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:45,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:45,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:45,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:45,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:45,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:45,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:45,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:45,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:45,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:45,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:45,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:45,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:45,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:45,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:45,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:18:46,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:46,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:46,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:46,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:46,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:46,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:46,041 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:46,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:18:46,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:46,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:46,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:46,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:46,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:46,046 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:46,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:46,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:46,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:46,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:46,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:46,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:46,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:46,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:46,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:46,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:46,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:46,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:46,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:18:46,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:18:46,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:46,054 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 -> 27d160802d278384ef6d8db395ef2d19702d5645 [2019-11-24 21:18:46,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:46,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:46,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:46,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:46,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:46,701 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2019-11-24 21:18:46,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bde94161e/2b8c7d59e3914c8c9dc9040904a5aea6/FLAG56a365d3a [2019-11-24 21:18:47,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:47,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2019-11-24 21:18:47,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bde94161e/2b8c7d59e3914c8c9dc9040904a5aea6/FLAG56a365d3a [2019-11-24 21:18:48,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bde94161e/2b8c7d59e3914c8c9dc9040904a5aea6 [2019-11-24 21:18:48,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:48,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:48,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:48,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:48,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:48,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,053 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 24.11 09:18:48, skipping insertion in model container [2019-11-24 21:18:48,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:48" (1/1) ... [2019-11-24 21:18:48,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:48,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:48,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:48,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:49,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:49,149 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:49,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49 WrapperNode [2019-11-24 21:18:49,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:49,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:49,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:49,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:49,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:49,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:49,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:49,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:49,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:49" (1/1) ... [2019-11-24 21:18:49,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:49,613 INFO L168 Benchmark]: Toolchain (without parser) took 1579.55 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 979.8 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:49,615 INFO L168 Benchmark]: CDTParser took 1.25 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. [2019-11-24 21:18:49,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1118.87 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 985.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.38 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:49,628 INFO L168 Benchmark]: Boogie Preprocessor took 211.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:49,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 1118.87 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 985.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.38 ms. Allocated memory is still 1.0 GB. Free memory was 985.5 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. 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 21:18:53,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:18:53,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:18:53,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:18:53,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:18:53,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:18:53,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:18:53,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:18:53,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:18:53,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:18:53,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:18:53,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:18:53,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:18:53,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:18:53,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:18:53,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:18:53,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:18:53,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:18:53,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:18:53,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:18:53,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:18:53,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:18:53,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:18:53,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:18:53,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:18:53,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:18:53,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:18:53,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:18:53,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:18:53,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:18:53,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:18:53,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:18:53,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:18:53,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:18:53,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:18:53,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:18:53,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:18:53,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:18:53,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:18:53,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:18:53,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:18:53,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:18:53,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:18:53,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:18:53,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:18:53,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:18:53,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:18:53,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:18:53,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:18:53,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:18:53,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:18:53,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:18:53,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:18:53,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:18:53,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:18:53,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:18:53,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:18:53,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:18:53,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:18:53,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:18:53,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:18:53,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:18:53,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:18:53,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:18:53,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:18:53,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:18:53,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:18:53,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:18:53,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:18:53,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:18:53,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:18:53,858 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 -> 27d160802d278384ef6d8db395ef2d19702d5645 [2019-11-24 21:18:54,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:18:54,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:18:54,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:18:54,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:18:54,489 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:18:54,490 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2019-11-24 21:18:54,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beff017ef/d87cc01af1fd4f7e9f40737e6392fa61/FLAGe0cc15622 [2019-11-24 21:18:55,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:18:55,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2019-11-24 21:18:55,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beff017ef/d87cc01af1fd4f7e9f40737e6392fa61/FLAGe0cc15622 [2019-11-24 21:18:55,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beff017ef/d87cc01af1fd4f7e9f40737e6392fa61 [2019-11-24 21:18:55,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:18:55,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:18:55,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:55,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:18:55,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:18:55,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,893 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 24.11 09:18:55, skipping insertion in model container [2019-11-24 21:18:55,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:18:55" (1/1) ... [2019-11-24 21:18:55,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:18:56,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:18:56,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:56,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:18:56,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:18:56,996 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:18:56,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56 WrapperNode [2019-11-24 21:18:56,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:18:56,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:56,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:18:57,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:18:57,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:18:57,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:18:57,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:18:57,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:18:57,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:18:56" (1/1) ... [2019-11-24 21:18:57,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:18:57,419 INFO L168 Benchmark]: Toolchain (without parser) took 1543.12 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:57,421 INFO L168 Benchmark]: CDTParser took 3.25 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 21:18:57,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1124.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:57,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.98 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:18:57,433 INFO L168 Benchmark]: Boogie Preprocessor took 219.49 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:18:57,447 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.25 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 1124.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.98 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.49 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...