./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 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.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 0.1.24-509859d [2019-11-27 16:22:14,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:14,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:14,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:14,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:14,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:14,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:14,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:14,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:14,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:14,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:14,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:14,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:14,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:14,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:14,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:14,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:14,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:14,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:14,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:14,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:14,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:14,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:14,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:14,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:14,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:14,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:14,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:14,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:14,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:14,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:14,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:14,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:14,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:14,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:14,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:14,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:14,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:14,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:14,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:14,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:14,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:14,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:14,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:14,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:14,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:14,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:14,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:14,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:14,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:14,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:14,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:14,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:14,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:14,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:14,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:14,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:14,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:14,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:14,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:14,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:14,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:14,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:14,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:14,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:14,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:14,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:14,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:14,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:14,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:14,348 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 16:22:14,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:14,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:14,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:14,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:14,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:14,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 16:22:15,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624d48099/65ac06ebc4f143a4b372535004ca2f0f/FLAGccb8c8e63 [2019-11-27 16:22:16,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:16,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 16:22:16,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624d48099/65ac06ebc4f143a4b372535004ca2f0f/FLAGccb8c8e63 [2019-11-27 16:22:16,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624d48099/65ac06ebc4f143a4b372535004ca2f0f [2019-11-27 16:22:16,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:16,287 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:16,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:16,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:16,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:16,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:16" (1/1) ... [2019-11-27 16:22:16,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:16, skipping insertion in model container [2019-11-27 16:22:16,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:16" (1/1) ... [2019-11-27 16:22:16,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:16,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:17,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:17,105 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:17,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:17,388 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:17,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17 WrapperNode [2019-11-27 16:22:17,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:17,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:17,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:17,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:17,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:17,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:17,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:17,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:17,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:17" (1/1) ... [2019-11-27 16:22:17,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:17,748 INFO L168 Benchmark]: Toolchain (without parser) took 1454.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:17,754 INFO L168 Benchmark]: CDTParser took 0.30 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 16:22:17,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1098.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:17,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.79 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 16:22:17,765 INFO L168 Benchmark]: Boogie Preprocessor took 184.10 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 972.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:17,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1098.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.79 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 184.10 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 972.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:22:21,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:21,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:21,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:21,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:21,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:21,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:21,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:21,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:21,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:21,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:21,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:21,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:21,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:21,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:21,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:21,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:21,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:21,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:21,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:21,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:21,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:21,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:21,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:21,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:21,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:21,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:21,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:21,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:21,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:21,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:21,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:21,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:21,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:21,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:21,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:21,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:21,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:21,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:21,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:21,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:21,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:21,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:21,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:21,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:21,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:21,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:21,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:21,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:21,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:21,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:21,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:21,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:21,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:21,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:21,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:21,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:21,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:21,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:21,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:21,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:21,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:21,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:21,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:21,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:21,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:21,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:21,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:21,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:21,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:21,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:21,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:21,873 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 16:22:22,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:22,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:22,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:22,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:22,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:22,429 INFO L428 ainManager$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 16:22:22,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d826be78/ed6cfc7ae8b94eaf82148c4d77087694/FLAGf11686cca [2019-11-27 16:22:23,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:23,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2019-11-27 16:22:23,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d826be78/ed6cfc7ae8b94eaf82148c4d77087694/FLAGf11686cca [2019-11-27 16:22:23,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d826be78/ed6cfc7ae8b94eaf82148c4d77087694 [2019-11-27 16:22:23,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:23,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:23,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:23,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:23,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:23,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:23, skipping insertion in model container [2019-11-27 16:22:23,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:23" (1/1) ... [2019-11-27 16:22:23,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:23,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:24,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:24,684 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:24,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:24,912 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:24,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24 WrapperNode [2019-11-27 16:22:24,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:24,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:24,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:24,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:24,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:24,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:25,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:25,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:25,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:25,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:24" (1/1) ... [2019-11-27 16:22:25,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:25,323 INFO L168 Benchmark]: Toolchain (without parser) took 1543.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:25,331 INFO L168 Benchmark]: CDTParser took 0.44 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 16:22:25,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1134.32 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 989.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:25,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.82 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:25,341 INFO L168 Benchmark]: Boogie Preprocessor took 201.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:25,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1134.32 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 989.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.82 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 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...