./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.06.cil-1.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.06.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 936bf61b77a625ec3ee8993291aaaab59d0dc18e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.06.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 936bf61b77a625ec3ee8993291aaaab59d0dc18e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:22:16,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:16,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:16,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:16,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:16,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:16,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:16,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:16,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:16,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:16,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:16,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:16,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:16,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:16,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:16,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:16,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:16,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:16,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:16,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:16,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:16,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:16,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:16,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:16,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:16,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:16,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:16,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:16,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:16,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:16,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:16,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:16,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:16,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:16,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:16,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:16,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:16,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:16,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:16,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:16,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:16,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:16,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:16,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:16,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:16,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:16,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:16,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:16,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:16,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:16,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:16,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:16,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:16,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:16,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:16,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:16,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:16,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:16,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:16,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:16,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:16,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:16,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:16,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:16,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:16,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:16,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:16,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:16,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:16,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:16,410 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 -> 936bf61b77a625ec3ee8993291aaaab59d0dc18e [2019-11-27 16:22:16,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:16,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:16,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:17,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:17,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:17,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-27 16:22:17,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11f89cd4e/88085abcd4e544bf801dea451c89f08f/FLAGba38c816f [2019-11-27 16:22:18,329 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:18,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-27 16:22:18,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11f89cd4e/88085abcd4e544bf801dea451c89f08f/FLAGba38c816f [2019-11-27 16:22:18,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11f89cd4e/88085abcd4e544bf801dea451c89f08f [2019-11-27 16:22:18,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:18,422 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:18,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:18,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:18,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:18,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:18" (1/1) ... [2019-11-27 16:22:18,447 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 04:22:18, skipping insertion in model container [2019-11-27 16:22:18,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:18" (1/1) ... [2019-11-27 16:22:18,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:18,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:19,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:19,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:19,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:19,652 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:19,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19 WrapperNode [2019-11-27 16:22:19,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:19,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:19,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:19,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:19,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:19,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:19,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:19,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:19,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:19,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:19" (1/1) ... [2019-11-27 16:22:20,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:20,160 INFO L168 Benchmark]: Toolchain (without parser) took 1729.50 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 968.3 MB in the end (delta: -8.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:20,162 INFO L168 Benchmark]: CDTParser took 0.42 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 16:22:20,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1229.04 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 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:20,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.02 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 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. [2019-11-27 16:22:20,175 INFO L168 Benchmark]: Boogie Preprocessor took 249.86 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:20,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1229.04 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 979.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.02 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 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 249.86 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:24,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:24,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:24,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:24,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:24,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:24,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:24,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:24,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:24,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:24,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:24,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:24,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:24,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:24,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:24,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:24,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:24,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:24,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:24,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:24,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:24,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:24,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:24,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:24,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:24,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:24,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:24,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:24,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:24,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:24,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:24,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:24,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:24,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:24,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:24,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:24,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:24,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:24,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:24,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:24,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:24,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:24,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:24,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:24,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:24,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:24,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:24,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:24,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:24,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:24,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:24,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:24,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:24,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:24,475 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:24,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:24,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:24,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:24,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:24,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:24,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:24,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:24,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:24,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:24,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:24,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:24,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:24,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:24,484 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:24,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:24,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:24,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:24,486 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 -> 936bf61b77a625ec3ee8993291aaaab59d0dc18e [2019-11-27 16:22:25,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:25,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:25,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:25,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:25,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:25,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-27 16:22:25,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1576ff9/67957069c09146f78765389341fa6403/FLAG8df9728b8 [2019-11-27 16:22:26,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:26,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.06.cil-1.c [2019-11-27 16:22:26,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1576ff9/67957069c09146f78765389341fa6403/FLAG8df9728b8 [2019-11-27 16:22:26,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d1576ff9/67957069c09146f78765389341fa6403 [2019-11-27 16:22:26,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:26,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:26,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:26,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:26,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:26,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:26" (1/1) ... [2019-11-27 16:22:26,575 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 04:22:26, skipping insertion in model container [2019-11-27 16:22:26,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:26" (1/1) ... [2019-11-27 16:22:26,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:26,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:27,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:27,541 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:27,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:27,765 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:27,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27 WrapperNode [2019-11-27 16:22:27,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:27,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:27,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:27,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:27,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:27,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:28,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:28,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:28,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:28,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:27" (1/1) ... [2019-11-27 16:22:28,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:28,285 INFO L168 Benchmark]: Toolchain (without parser) took 1725.13 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 967.1 MB in the end (delta: 338.7 kB). Peak memory consumption was 404.3 kB. Max. memory is 12.5 GB. [2019-11-27 16:22:28,288 INFO L168 Benchmark]: CDTParser took 0.40 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 16:22:28,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1212.65 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 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:28,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.43 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:28,297 INFO L168 Benchmark]: Boogie Preprocessor took 267.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:28,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1212.65 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 984.3 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.43 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 967.1 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...