./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.11.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.11.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 016d9724229fc10b14185725b324fda19eb01dcb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.11.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 016d9724229fc10b14185725b324fda19eb01dcb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:00:34,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:34,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:34,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:34,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:34,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:34,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:34,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:34,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:34,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:34,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:34,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:34,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:34,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:34,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:34,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:34,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:34,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:34,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:34,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:34,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:34,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:34,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:34,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:34,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:34,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:34,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:34,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:34,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:34,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:34,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:34,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:34,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:34,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:34,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:34,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:34,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:35,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:35,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:35,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:35,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:35,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:35,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:35,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:35,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:35,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:35,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:35,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:35,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:35,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:35,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:35,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:35,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:35,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:35,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:35,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:35,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:35,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:35,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:35,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:35,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:35,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:35,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:35,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:35,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:35,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:35,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:35,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:35,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:35,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:35,076 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 -> 016d9724229fc10b14185725b324fda19eb01dcb [2019-11-27 10:00:35,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:35,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:35,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:35,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:35,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:35,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-27 10:00:35,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0de23dcb2/e2c43a0b96c14ae0825ccf080823bfd3/FLAG24dfa3a49 [2019-11-27 10:00:36,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:36,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-27 10:00:36,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0de23dcb2/e2c43a0b96c14ae0825ccf080823bfd3/FLAG24dfa3a49 [2019-11-27 10:00:36,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0de23dcb2/e2c43a0b96c14ae0825ccf080823bfd3 [2019-11-27 10:00:36,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:36,936 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:36,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:36,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:36,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:36,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:36, skipping insertion in model container [2019-11-27 10:00:36,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:36" (1/1) ... [2019-11-27 10:00:36,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:37,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:38,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,034 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:38,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:38,333 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:38,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38 WrapperNode [2019-11-27 10:00:38,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:38,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:38,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:38,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:38,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:38,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:38,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:38,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:38,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:38" (1/1) ... [2019-11-27 10:00:38,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:38,935 INFO L168 Benchmark]: Toolchain (without parser) took 1992.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 951.3 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,936 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:38,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1401.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.10 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 968.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,946 INFO L168 Benchmark]: Boogie Preprocessor took 306.14 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 951.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:38,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1401.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.10 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 968.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 306.14 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 951.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:42,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:42,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:42,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:42,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:42,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:42,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:42,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:42,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:42,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:42,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:42,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:42,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:42,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:43,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:43,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:43,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:43,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:43,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:43,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:43,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:43,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:43,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:43,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:43,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:43,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:43,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:43,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:43,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:43,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:43,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:43,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:43,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:43,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:43,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:43,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:43,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:43,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:43,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:43,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:43,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:43,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:00:43,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:43,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:43,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:43,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:43,150 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:43,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:43,151 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:43,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:43,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:43,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:43,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:43,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:43,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:00:43,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:00:43,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:43,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:43,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:43,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:43,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:43,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:43,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:43,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:43,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:43,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:43,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:43,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:43,166 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:00:43,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:00:43,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:43,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:00:43,169 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 -> 016d9724229fc10b14185725b324fda19eb01dcb [2019-11-27 10:00:43,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:43,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:43,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:43,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:43,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:43,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-27 10:00:43,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa7c8f8e/d817736314a4425fa8c9b7842dbb3c1b/FLAG7e59de4de [2019-11-27 10:00:45,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:45,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.11.cil-1.c [2019-11-27 10:00:45,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa7c8f8e/d817736314a4425fa8c9b7842dbb3c1b/FLAG7e59de4de [2019-11-27 10:00:45,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa7c8f8e/d817736314a4425fa8c9b7842dbb3c1b [2019-11-27 10:00:45,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:45,258 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:45,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:45,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:45,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:45,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de345e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:45, skipping insertion in model container [2019-11-27 10:00:45,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:45" (1/1) ... [2019-11-27 10:00:45,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:45,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:46,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:46,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:46,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:46,678 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:46,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46 WrapperNode [2019-11-27 10:00:46,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:46,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:46,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:46,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:46,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:46,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:46,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:46,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:46,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:46,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:46" (1/1) ... [2019-11-27 10:00:47,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:47,280 INFO L168 Benchmark]: Toolchain (without parser) took 2017.31 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 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,281 INFO L168 Benchmark]: CDTParser took 2.23 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 10:00:47,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1420.29 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 285.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,291 INFO L168 Benchmark]: Boogie Preprocessor took 303.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:47,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 1420.29 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 285.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 303.71 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 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...