./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.09.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.09.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 7a3850d3a340e3061987e0b807f9867eab4f34a7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.09.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 7a3850d3a340e3061987e0b807f9867eab4f34a7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:22:25,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:25,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:25,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:25,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:25,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:25,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:25,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:25,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:25,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:25,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:25,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:25,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:25,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:25,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:25,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:25,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:25,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:25,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:25,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:25,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:25,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:25,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:25,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:25,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:25,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:25,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:25,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:25,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:25,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:25,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:25,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:25,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:25,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:25,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:25,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:25,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:25,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:25,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:25,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:25,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:25,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:25,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:25,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:25,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:25,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:25,299 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:25,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:25,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:25,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:25,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:25,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:25,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:25,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:25,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:25,303 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:25,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:25,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:25,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:25,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:25,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:25,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:25,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:25,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:25,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:25,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:25,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:25,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:25,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:25,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:25,313 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 -> 7a3850d3a340e3061987e0b807f9867eab4f34a7 [2019-11-27 16:22:25,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:25,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:25,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:25,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:25,848 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:25,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 16:22:26,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d8f6c8d/758b33ea24764cf8a65097dbacb12cc6/FLAG1bc8f773e [2019-11-27 16:22:27,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:27,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 16:22:27,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d8f6c8d/758b33ea24764cf8a65097dbacb12cc6/FLAG1bc8f773e [2019-11-27 16:22:27,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d8f6c8d/758b33ea24764cf8a65097dbacb12cc6 [2019-11-27 16:22:27,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:27,225 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:27,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:27,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:27,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:27,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:27,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27, skipping insertion in model container [2019-11-27 16:22:27,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:27,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:27,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:28,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:28,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:28,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:28,543 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:28,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28 WrapperNode [2019-11-27 16:22:28,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:28,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:28,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:28,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:28,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:28,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:28,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:28,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:28,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:29,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:29,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:29,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:29,093 INFO L168 Benchmark]: Toolchain (without parser) took 1861.60 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 960.9 MB in the end (delta: 809.3 kB). Peak memory consumption was 874.8 kB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,094 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:29,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.02 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.68 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,103 INFO L168 Benchmark]: Boogie Preprocessor took 264.09 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:29,115 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 1319.02 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 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.68 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 972.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.09 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.9 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 0.1.24-509859d [2019-11-27 16:22:32,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:32,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:33,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:33,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:33,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:33,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:33,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:33,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:33,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:33,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:33,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:33,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:33,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:33,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:33,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:33,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:33,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:33,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:33,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:33,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:33,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:33,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:33,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:33,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:33,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:33,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:33,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:33,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:33,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:33,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:33,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:33,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:33,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:33,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:33,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:33,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:33,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:33,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:33,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:33,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:33,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:33,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:33,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:33,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:33,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:33,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:33,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:33,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:33,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:33,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:33,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:33,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:33,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:33,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:33,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:33,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:33,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:33,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:33,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:33,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:33,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:33,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:33,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:33,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:33,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:33,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:33,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:33,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:33,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:33,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:33,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:33,244 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 -> 7a3850d3a340e3061987e0b807f9867eab4f34a7 [2019-11-27 16:22:33,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:33,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:33,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:33,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:33,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:33,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 16:22:34,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32edee50a/c61c136ed45a40068757235b2b292ba3/FLAGa0f9f1e84 [2019-11-27 16:22:35,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:35,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-27 16:22:35,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32edee50a/c61c136ed45a40068757235b2b292ba3/FLAGa0f9f1e84 [2019-11-27 16:22:35,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32edee50a/c61c136ed45a40068757235b2b292ba3 [2019-11-27 16:22:35,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:35,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:35,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:35,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:35,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:35,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:35, skipping insertion in model container [2019-11-27 16:22:35,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:35" (1/1) ... [2019-11-27 16:22:35,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:35,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:36,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:36,248 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:36,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:36,549 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:36,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36 WrapperNode [2019-11-27 16:22:36,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:36,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:36,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:36,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:36,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:36,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:36,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:36,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:36,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:37,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:37,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:37,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:37,142 INFO L168 Benchmark]: Toolchain (without parser) took 1913.93 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 951.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:37,145 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:37,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.22 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). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:37,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.87 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:37,155 INFO L168 Benchmark]: Boogie Preprocessor took 327.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 951.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:37,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1320.22 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). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.87 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 327.29 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 951.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...