./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.10.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/systemc/token_ring.10.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 a8d234c9ac0b641a8635f7656bf7d0c7060bd78d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.10.cil-2.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 a8d234c9ac0b641a8635f7656bf7d0c7060bd78d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:22:25,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:25,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:25,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:25,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:25,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:25,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:25,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:25,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:25,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:25,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:25,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:25,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:25,808 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:25,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:25,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:25,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:25,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:25,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:25,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:25,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:25,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:25,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:25,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:25,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:25,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:25,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:25,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:25,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:25,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:25,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:25,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:25,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:25,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:25,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:25,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:25,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:25,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:25,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:25,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:25,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:25,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:22:25,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:25,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:25,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:25,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:25,952 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:25,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:25,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:25,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:22:25,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:25,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:25,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:25,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:25,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:25,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:25,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:25,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:25,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:25,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:25,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:25,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:25,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:25,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:25,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:25,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:25,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:25,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:22:25,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:22:25,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:25,967 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 -> a8d234c9ac0b641a8635f7656bf7d0c7060bd78d [2019-11-27 16:22:26,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:26,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:26,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:26,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:26,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:26,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-27 16:22:26,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608b12fee/d0ce6da5841a41a980593b03e42ba12e/FLAG203fc1a65 [2019-11-27 16:22:27,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:27,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-27 16:22:28,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608b12fee/d0ce6da5841a41a980593b03e42ba12e/FLAG203fc1a65 [2019-11-27 16:22:28,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/608b12fee/d0ce6da5841a41a980593b03e42ba12e [2019-11-27 16:22:28,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:28,095 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:28,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:28,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:28,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:28,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aafe98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:28, skipping insertion in model container [2019-11-27 16:22:28,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:28" (1/1) ... [2019-11-27 16:22:28,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:28,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:29,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:29,196 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:29,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:29,530 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:29,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29 WrapperNode [2019-11-27 16:22:29,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:29,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:29,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:29,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:29,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:29,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:29,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:29,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:29,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:29,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:30,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:30,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:29" (1/1) ... [2019-11-27 16:22:30,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:30,088 INFO L168 Benchmark]: Toolchain (without parser) took 1987.50 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:30,089 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:30,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1435.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:30,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.30 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 968.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:30,098 INFO L168 Benchmark]: Boogie Preprocessor took 275.06 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 950.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:30,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1435.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.30 ms. Allocated memory is still 1.0 GB. Free memory was 979.5 MB in the beginning and 968.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.06 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 950.9 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 0.1.24-509859d [2019-11-27 16:22:33,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:22:33,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:22:33,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:22:33,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:22:33,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:22:34,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:22:34,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:22:34,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:22:34,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:22:34,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:22:34,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:22:34,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:22:34,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:22:34,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:22:34,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:22:34,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:22:34,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:22:34,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:22:34,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:22:34,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:22:34,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:22:34,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:22:34,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:22:34,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:22:34,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:22:34,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:22:34,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:22:34,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:22:34,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:22:34,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:22:34,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:22:34,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:22:34,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:22:34,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:22:34,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:22:34,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:22:34,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:22:34,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:22:34,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:22:34,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:22:34,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:22:34,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:22:34,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:22:34,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:22:34,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:22:34,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:22:34,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:22:34,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:22:34,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:22:34,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:22:34,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:22:34,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:22:34,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:22:34,208 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:22:34,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:22:34,210 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:22:34,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:22:34,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:22:34,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:22:34,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:22:34,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:22:34,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:22:34,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:22:34,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:22:34,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:22:34,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:22:34,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:22:34,217 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:22:34,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:22:34,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:22:34,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:22:34,221 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 -> a8d234c9ac0b641a8635f7656bf7d0c7060bd78d [2019-11-27 16:22:34,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:22:34,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:22:34,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:22:34,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:22:34,850 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:22:34,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-27 16:22:35,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d482e38d5/2bbda00c057b43bc86c6686f88cb9d90/FLAG1c4dc583e [2019-11-27 16:22:36,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:22:36,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.10.cil-2.c [2019-11-27 16:22:36,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d482e38d5/2bbda00c057b43bc86c6686f88cb9d90/FLAG1c4dc583e [2019-11-27 16:22:36,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d482e38d5/2bbda00c057b43bc86c6686f88cb9d90 [2019-11-27 16:22:36,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:22:36,308 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:22:36,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:36,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:22:36,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:22:36,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:36, skipping insertion in model container [2019-11-27 16:22:36,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:22:36" (1/1) ... [2019-11-27 16:22:36,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:22:36,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:22:37,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:37,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:22:37,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:22:37,764 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:22:37,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37 WrapperNode [2019-11-27 16:22:37,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:22:37,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:37,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:22:37,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:22:37,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:37,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:22:38,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:22:38,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:22:38,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:22:38,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:22:37" (1/1) ... [2019-11-27 16:22:38,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:22:38,354 INFO L168 Benchmark]: Toolchain (without parser) took 2042.83 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 951.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:38,357 INFO L168 Benchmark]: CDTParser took 2.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:22:38,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1459.08 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 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:38,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.72 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:38,368 INFO L168 Benchmark]: Boogie Preprocessor took 314.72 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:22:38,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 1459.08 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 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.72 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 314.72 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.2 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...