./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.09.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-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 5f3676f2eec315a252d3b5f20a02d48101e31820 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-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 5f3676f2eec315a252d3b5f20a02d48101e31820 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:12:54,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:12:54,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:12:54,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:12:54,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:12:54,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:12:54,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:12:54,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:12:54,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:12:54,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:12:54,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:12:54,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:12:54,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:12:54,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:12:54,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:12:54,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:12:54,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:12:54,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:12:54,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:12:54,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:12:54,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:12:54,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:12:54,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:12:54,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:12:54,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:12:54,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:12:54,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:12:54,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:12:54,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:12:54,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:12:54,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:12:54,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:12:54,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:12:54,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:12:54,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:12:54,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:12:54,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:12:54,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:12:54,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:12:54,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:12:54,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:12:54,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:12:54,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:12:54,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:12:54,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:12:54,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:12:54,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:12:54,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:12:54,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:12:54,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:12:54,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:12:54,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:12:54,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:12:54,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:12:54,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:12:54,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:12:54,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:12:54,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:12:54,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:12:54,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:12:54,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:12:54,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:12:54,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:12:54,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:12:54,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:12:54,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:12:54,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:12:54,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:12:54,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:12:54,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:12:54,338 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 -> 5f3676f2eec315a252d3b5f20a02d48101e31820 [2019-11-26 17:12:54,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:12:54,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:12:54,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:12:54,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:12:54,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:12:54,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-1.c [2019-11-26 17:12:55,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ebec1f8/6e3deb47841b4c9e90d1664932442340/FLAG52ca533ce [2019-11-26 17:12:56,229 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:12:56,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-1.c [2019-11-26 17:12:56,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ebec1f8/6e3deb47841b4c9e90d1664932442340/FLAG52ca533ce [2019-11-26 17:12:56,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0ebec1f8/6e3deb47841b4c9e90d1664932442340 [2019-11-26 17:12:56,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:12:56,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:12:56,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:56,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:12:56,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:12:56,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:56, skipping insertion in model container [2019-11-26 17:12:56,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:12:56" (1/1) ... [2019-11-26 17:12:56,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:12:56,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:12:57,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:57,389 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:12:57,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:12:57,665 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:12:57,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57 WrapperNode [2019-11-26 17:12:57,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:12:57,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:57,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:12:57,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:12:57,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:57,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:12:58,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:12:58,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:12:58,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:12:58,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:12:57" (1/1) ... [2019-11-26 17:12:58,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:12:58,310 INFO L168 Benchmark]: Toolchain (without parser) took 1967.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 962.3 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:12:58,311 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 17:12:58,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1325.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 979.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:58,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 968.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:58,320 INFO L168 Benchmark]: Boogie Preprocessor took 298.23 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:12:58,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1325.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 979.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 325.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 968.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 298.23 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 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 0.1.24-025d5a2 [2019-11-26 17:13:02,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:02,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:02,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:02,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:02,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:02,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:02,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:02,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:02,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:02,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:02,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:02,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:02,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:02,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:02,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:02,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:02,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:02,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:02,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:02,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:02,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:02,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:02,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:02,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:02,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:02,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:02,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:02,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:02,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:02,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:02,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:02,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:02,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:02,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:02,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:02,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:02,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:02,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:02,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:02,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:02,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:02,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:02,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:02,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:02,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:02,524 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:02,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:02,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:02,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:02,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:02,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:02,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:02,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:02,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:02,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:02,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:02,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:02,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:02,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:02,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:02,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:02,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:02,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:02,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:02,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:02,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:02,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:02,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:02,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:02,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:02,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:02,543 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 -> 5f3676f2eec315a252d3b5f20a02d48101e31820 [2019-11-26 17:13:03,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:03,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:03,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:03,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:03,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:03,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-1.c [2019-11-26 17:13:03,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29d89264/f73f633ab9f34177a6fc50ef18164cbb/FLAG252824e38 [2019-11-26 17:13:04,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:04,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-1.c [2019-11-26 17:13:04,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29d89264/f73f633ab9f34177a6fc50ef18164cbb/FLAG252824e38 [2019-11-26 17:13:05,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29d89264/f73f633ab9f34177a6fc50ef18164cbb [2019-11-26 17:13:05,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:05,009 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:05,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:05,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:05,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:05,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:05" (1/1) ... [2019-11-26 17:13:05,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:05, skipping insertion in model container [2019-11-26 17:13:05,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:05" (1/1) ... [2019-11-26 17:13:05,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:05,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:06,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:06,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:06,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:06,409 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:06,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06 WrapperNode [2019-11-26 17:13:06,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:06,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:06,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:06,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:06,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:06,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:06,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:06,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:06,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:06" (1/1) ... [2019-11-26 17:13:06,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:06,981 INFO L168 Benchmark]: Toolchain (without parser) took 1963.76 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 966.5 MB in the end (delta: 902.6 kB). Peak memory consumption was 968.1 kB. Max. memory is 12.5 GB. [2019-11-26 17:13:06,982 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-26 17:13:06,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1395.22 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 983.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:06,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.54 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:06,991 INFO L168 Benchmark]: Boogie Preprocessor took 305.51 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:07,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1395.22 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 983.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.54 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 305.51 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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...