./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.09.cil-2.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.09.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a3850d3a340e3061987e0b807f9867eab4f34a7 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:52:38,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:52:38,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:52:38,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:52:38,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:52:38,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:52:38,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:52:38,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:52:38,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:52:38,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:52:38,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:52:38,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:52:38,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:52:38,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:52:38,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:52:38,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:52:38,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:52:38,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:52:38,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:52:38,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:52:38,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:52:38,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:52:38,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:52:38,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:52:38,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:52:38,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:52:38,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:52:38,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:52:38,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:52:38,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:52:38,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:52:38,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:52:38,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:52:38,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:52:38,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:52:38,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:52:38,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:52:38,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:52:38,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:52:38,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:52:38,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:52:38,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:52:38,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:52:38,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:52:38,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:52:38,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:52:38,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:52:38,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:52:38,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:52:38,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:52:38,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:52:38,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:52:38,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:52:38,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:52:38,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:52:38,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:52:38,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:52:38,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:52:38,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:52:38,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:52:38,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:52:38,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:52:38,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:52:38,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:52:38,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:52:38,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:52:38,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:52:38,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:52:38,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:52:38,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:52:38,684 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3850d3a340e3061987e0b807f9867eab4f34a7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:52:39,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:52:39,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:52:39,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:52:39,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:52:39,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:52:39,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-20 22:52:39,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f823dee93/9893dbda0ece41d7876469b9a198e88f/FLAGa37550796 [2019-11-20 22:52:40,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:52:40,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.09.cil-2.c [2019-11-20 22:52:40,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f823dee93/9893dbda0ece41d7876469b9a198e88f/FLAGa37550796 [2019-11-20 22:52:41,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f823dee93/9893dbda0ece41d7876469b9a198e88f [2019-11-20 22:52:41,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:52:41,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:52:41,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:52:41,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:52:41,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:52:41,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:41" (1/1) ... [2019-11-20 22:52:41,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ffde6dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:41, skipping insertion in model container [2019-11-20 22:52:41,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:52:41" (1/1) ... [2019-11-20 22:52:41,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:52:41,253 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:52:42,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:52:42,175 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:52:42,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:52:42,444 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:52:42,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42 WrapperNode [2019-11-20 22:52:42,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:52:42,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:52:42,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:52:42,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:52:42,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:52:42,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:52:42,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:52:42,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:52:42,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:42,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:52:42" (1/1) ... [2019-11-20 22:52:43,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:52:43,044 INFO L168 Benchmark]: Toolchain (without parser) took 1936.12 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 961.0 MB in the end (delta: -693.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:52:43,045 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-20 22:52:43,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1345.33 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 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-20 22:52:43,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.57 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:52:43,053 INFO L168 Benchmark]: Boogie Preprocessor took 294.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 961.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:52:43,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1345.33 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 983.9 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.57 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 972.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 294.80 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 961.0 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...