./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.02.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 e3d58fadf54daed6107b58402b79d250d23d0301 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.02.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 e3d58fadf54daed6107b58402b79d250d23d0301 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:22,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:22,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:22,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:22,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:22,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:22,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:22,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:22,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:22,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:22,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:22,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:22,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:22,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:22,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:22,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:22,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:22,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:22,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:22,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:22,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:22,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:22,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:22,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:22,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:22,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:22,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:22,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:22,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:22,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:22,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:22,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:22,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:22,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:22,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:22,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:22,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:22,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:22,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:22,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:22,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:22,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:23,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:23,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:23,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:23,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:23,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:23,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:23,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:23,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:23,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:23,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:23,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:23,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:23,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:23,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:23,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:23,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:23,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:23,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:23,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:23,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:23,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:23,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:23,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:23,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:23,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:23,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:23,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:23,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:23,031 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 -> e3d58fadf54daed6107b58402b79d250d23d0301 [2019-11-27 10:00:23,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:23,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:23,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:23,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:23,527 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:23,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2019-11-27 10:00:23,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0094598d/a717b8bb095d4d28b6dba54a75eb582c/FLAGa76ef89ea [2019-11-27 10:00:24,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:24,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2019-11-27 10:00:24,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0094598d/a717b8bb095d4d28b6dba54a75eb582c/FLAGa76ef89ea [2019-11-27 10:00:24,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0094598d/a717b8bb095d4d28b6dba54a75eb582c [2019-11-27 10:00:24,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:24,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:24,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:24,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:24,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:24,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:24" (1/1) ... [2019-11-27 10:00:24,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc4abe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:24, skipping insertion in model container [2019-11-27 10:00:24,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:24" (1/1) ... [2019-11-27 10:00:24,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:24,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:25,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:25,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:25,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:25,410 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:25,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25 WrapperNode [2019-11-27 10:00:25,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:25,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:25,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:25,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:25,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:25,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:25,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:25,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:25,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:25" (1/1) ... [2019-11-27 10:00:25,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:25,610 INFO L168 Benchmark]: Toolchain (without parser) took 902.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:25,611 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:25,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:25,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.29 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:25,617 INFO L168 Benchmark]: Boogie Preprocessor took 97.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:25,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 702.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.29 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:28,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:28,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:28,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:28,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:28,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:28,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:28,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:28,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:28,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:28,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:28,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:28,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:28,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:28,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:28,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:28,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:28,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:28,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:28,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:28,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:28,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:28,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:28,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:28,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:28,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:28,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:28,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:28,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:28,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:28,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:28,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:28,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:28,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:28,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:28,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:28,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:28,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:28,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:28,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:28,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:28,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:28,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:28,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:28,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:28,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:28,557 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:28,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:28,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:28,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:28,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:28,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:28,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:28,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:28,563 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:28,563 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:28,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:28,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:28,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:28,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:28,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:28,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:28,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:28,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:28,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:28,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:28,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:28,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:28,568 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:28,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:28,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:28,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:28,572 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 -> e3d58fadf54daed6107b58402b79d250d23d0301 [2019-11-27 10:00:29,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:29,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:29,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:29,096 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:29,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:29,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2019-11-27 10:00:29,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674cb1fe9/385ec3c55fda458a93fce3a32b17e2c1/FLAG8d9f66586 [2019-11-27 10:00:29,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:29,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2019-11-27 10:00:29,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674cb1fe9/385ec3c55fda458a93fce3a32b17e2c1/FLAG8d9f66586 [2019-11-27 10:00:30,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674cb1fe9/385ec3c55fda458a93fce3a32b17e2c1 [2019-11-27 10:00:30,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:30,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:30,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:30,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:30,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:30,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:30,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30, skipping insertion in model container [2019-11-27 10:00:30,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:30,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:30,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:30,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:30,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:30,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:30,977 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:30,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30 WrapperNode [2019-11-27 10:00:30,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:30,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:30,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:30,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:30,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:31,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:31,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:31,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:31,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:30" (1/1) ... [2019-11-27 10:00:31,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:31,204 INFO L168 Benchmark]: Toolchain (without parser) took 917.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:31,205 INFO L168 Benchmark]: CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:31,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:31,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.94 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:31,215 INFO L168 Benchmark]: Boogie Preprocessor took 95.17 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:31,225 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 702.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.94 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.17 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...