./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/BallRajamani-SPIN2000-Fig1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/recursive/BallRajamani-SPIN2000-Fig1.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 ccae6f392e1d87c0b193f39dee91a5c51306cb93 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/recursive/BallRajamani-SPIN2000-Fig1.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 ccae6f392e1d87c0b193f39dee91a5c51306cb93 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:11:50,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:50,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:50,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:50,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:50,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:50,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:50,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:50,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:50,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:50,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:50,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:50,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:50,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:50,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:50,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:50,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:50,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:50,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:50,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:50,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:50,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:50,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:50,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:50,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:50,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:50,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:50,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:50,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:50,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:50,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:50,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:50,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:50,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:50,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:50,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:50,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:50,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:50,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:50,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:50,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:50,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:11:50,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:50,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:50,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:50,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:50,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:50,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:50,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:50,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:11:50,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:50,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:50,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:50,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:50,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:50,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:50,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:50,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:50,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:50,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:50,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:50,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:50,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:50,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:50,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:50,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:50,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:50,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:11:50,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:11:50,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:50,269 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 -> ccae6f392e1d87c0b193f39dee91a5c51306cb93 [2019-11-26 17:11:50,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:50,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:50,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:50,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:50,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:50,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/BallRajamani-SPIN2000-Fig1.c [2019-11-26 17:11:51,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c938cae/370de2a845c24aedb62da80ec23e08c0/FLAG92411e532 [2019-11-26 17:11:52,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:52,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/BallRajamani-SPIN2000-Fig1.c [2019-11-26 17:11:52,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c938cae/370de2a845c24aedb62da80ec23e08c0/FLAG92411e532 [2019-11-26 17:11:52,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c938cae/370de2a845c24aedb62da80ec23e08c0 [2019-11-26 17:11:52,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:52,264 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:52,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:52,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:52,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:52,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52, skipping insertion in model container [2019-11-26 17:11:52,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:52,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:11:52,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:52,704 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:11:52,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:52,748 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:11:52,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52 WrapperNode [2019-11-26 17:11:52,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:52,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:52,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:11:52,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:11:52,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:52,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:11:52,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:11:52,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:11:52,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:52" (1/1) ... [2019-11-26 17:11:52,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:11:52,960 INFO L168 Benchmark]: Toolchain (without parser) took 690.11 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 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:52,962 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 17:11:52,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:52,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:52,982 INFO L168 Benchmark]: Boogie Preprocessor took 36.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:52,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 477.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 36.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 0.1.24-025d5a2 [2019-11-26 17:11:56,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:11:56,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:11:56,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:11:56,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:11:56,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:11:56,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:11:56,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:11:56,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:11:56,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:11:56,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:11:56,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:11:56,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:11:56,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:11:57,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:11:57,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:11:57,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:11:57,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:11:57,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:11:57,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:11:57,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:11:57,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:11:57,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:11:57,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:11:57,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:11:57,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:11:57,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:11:57,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:11:57,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:11:57,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:11:57,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:11:57,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:11:57,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:11:57,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:11:57,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:11:57,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:11:57,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:11:57,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:11:57,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:11:57,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:11:57,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:11:57,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:11:57,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:11:57,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:11:57,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:11:57,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:11:57,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:11:57,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:11:57,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:11:57,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:11:57,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:11:57,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:11:57,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:11:57,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:11:57,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:11:57,144 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:11:57,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:11:57,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:11:57,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:11:57,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:11:57,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:11:57,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:11:57,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:11:57,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:11:57,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:11:57,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:11:57,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:11:57,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:11:57,153 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:11:57,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:11:57,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:11:57,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:11:57,156 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 -> ccae6f392e1d87c0b193f39dee91a5c51306cb93 [2019-11-26 17:11:57,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:11:57,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:11:57,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:11:57,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:11:57,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:11:57,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/BallRajamani-SPIN2000-Fig1.c [2019-11-26 17:11:57,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddac54f47/5eaa38d9a1fb40afb70e6ac96ee7df75/FLAGc0da3db36 [2019-11-26 17:11:58,941 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:11:58,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/BallRajamani-SPIN2000-Fig1.c [2019-11-26 17:11:58,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddac54f47/5eaa38d9a1fb40afb70e6ac96ee7df75/FLAGc0da3db36 [2019-11-26 17:11:58,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddac54f47/5eaa38d9a1fb40afb70e6ac96ee7df75 [2019-11-26 17:11:59,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:11:59,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:11:59,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:59,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:11:59,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:11:59,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59, skipping insertion in model container [2019-11-26 17:11:59,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:11:59,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:11:59,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:59,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:11:59,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:11:59,562 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:11:59,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59 WrapperNode [2019-11-26 17:11:59,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:11:59,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:59,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:11:59,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:11:59,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:11:59,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:11:59,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:11:59,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:11:59,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:11:59" (1/1) ... [2019-11-26 17:11:59,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:11:59,782 INFO L168 Benchmark]: Toolchain (without parser) took 764.90 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 997.0 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:59,784 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 17:11:59,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.42 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:59,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:11:59,802 INFO L168 Benchmark]: Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:11:59,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 554.42 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...