./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.04.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.04.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 0d93d749d4c7ad15cc29deef6885966e95a2d557 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.04.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 0d93d749d4c7ad15cc29deef6885966e95a2d557 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:26,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:26,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:26,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:26,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:26,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:26,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:26,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:26,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:26,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:26,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:26,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:26,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:26,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:26,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:26,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:26,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:26,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:26,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:26,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:26,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:26,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:26,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:26,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:26,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:26,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:26,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:26,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:26,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:26,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:26,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:26,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:26,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:26,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:26,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:26,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:26,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:26,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:26,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:26,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:26,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:26,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:26,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:26,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:26,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:26,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:26,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:26,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:26,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:26,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:26,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:26,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:26,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:26,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:26,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:26,437 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:26,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:26,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:26,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:26,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:26,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:26,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:26,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:26,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:26,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:26,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:26,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:26,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:26,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:26,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:26,447 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 -> 0d93d749d4c7ad15cc29deef6885966e95a2d557 [2019-11-27 10:00:27,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:27,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:27,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:27,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:27,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:27,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 10:00:27,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946f0bb8e/be834b0d33a24daaa117dc9bda88dfac/FLAG3b7bb0f0f [2019-11-27 10:00:28,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:28,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 10:00:28,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946f0bb8e/be834b0d33a24daaa117dc9bda88dfac/FLAG3b7bb0f0f [2019-11-27 10:00:28,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946f0bb8e/be834b0d33a24daaa117dc9bda88dfac [2019-11-27 10:00:28,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:28,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:28,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:28,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:28,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:28,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:28" (1/1) ... [2019-11-27 10:00:28,551 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 27.11 10:00:28, skipping insertion in model container [2019-11-27 10:00:28,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:28" (1/1) ... [2019-11-27 10:00:28,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:28,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:29,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:29,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:29,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:29,677 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:29,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29 WrapperNode [2019-11-27 10:00:29,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:29,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:29,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:29,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:29,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:29,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:29,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:29,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:29,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:29,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:30,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:30,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:29" (1/1) ... [2019-11-27 10:00:30,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:30,101 INFO L168 Benchmark]: Toolchain (without parser) took 1558.17 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:30,102 INFO L168 Benchmark]: CDTParser took 0.31 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 10:00:30,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.36 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 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:30,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.06 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:30,114 INFO L168 Benchmark]: Boogie Preprocessor took 178.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:30,124 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1144.36 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 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.06 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:33,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:33,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:33,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:33,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:33,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:33,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:33,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:33,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:33,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:33,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:33,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:33,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:33,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:33,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:33,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:33,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:33,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:33,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:34,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:34,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:34,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:34,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:34,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:34,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:34,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:34,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:34,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:34,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:34,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:34,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:34,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:34,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:34,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:34,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:34,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:34,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:34,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:34,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:34,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:34,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:34,072 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:34,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:34,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:34,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:34,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:34,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:34,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:34,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:34,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:34,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:34,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:34,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:34,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:34,129 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:34,129 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:34,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:34,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:34,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:34,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:34,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:34,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:34,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:34,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:34,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:34,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:34,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:34,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:34,136 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:34,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:34,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:34,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:34,140 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 -> 0d93d749d4c7ad15cc29deef6885966e95a2d557 [2019-11-27 10:00:34,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:34,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:34,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:34,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:34,724 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:34,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 10:00:34,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4c5e0f0/e11bb14f85b14bed8e48b15197e7d14a/FLAG2451786c6 [2019-11-27 10:00:35,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:36,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 10:00:36,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4c5e0f0/e11bb14f85b14bed8e48b15197e7d14a/FLAG2451786c6 [2019-11-27 10:00:36,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4c5e0f0/e11bb14f85b14bed8e48b15197e7d14a [2019-11-27 10:00:36,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:36,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:36,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:36,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:36,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:36,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de345e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:36, skipping insertion in model container [2019-11-27 10:00:36,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:36,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:36,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:36,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:37,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:37,152 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:37,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37 WrapperNode [2019-11-27 10:00:37,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:37,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:37,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:37,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:37,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:37,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:37,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:37,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:37,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:37" (1/1) ... [2019-11-27 10:00:37,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:37,582 INFO L168 Benchmark]: Toolchain (without parser) took 1490.72 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 978.3 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:37,587 INFO L168 Benchmark]: CDTParser took 0.31 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 10:00:37,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1061.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:37,593 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.22 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:37,599 INFO L168 Benchmark]: Boogie Preprocessor took 200.65 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:37,610 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1061.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.7 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.22 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.65 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 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...