./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/sanfoundry_24-1.i --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/array-examples/sanfoundry_24-1.i -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 9633849a7b58c2c6c6845d63f4474af8185fd385 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-examples/sanfoundry_24-1.i -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 9633849a7b58c2c6c6845d63f4474af8185fd385 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:15:34,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:34,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:34,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:34,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:34,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:34,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:34,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:34,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:34,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:34,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:34,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:34,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:34,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:34,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:34,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:34,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:34,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:34,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:34,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:34,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:34,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:34,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:34,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:34,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:34,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:34,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:34,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:34,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:34,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:34,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:34,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:34,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:34,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:34,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:34,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:34,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:34,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:34,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:34,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:34,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:34,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:15:34,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:34,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:34,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:34,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:34,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:34,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:34,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:34,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:15:34,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:34,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:34,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:34,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:34,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:34,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:34,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:34,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:34,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:34,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:34,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:34,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:34,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:34,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:34,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:34,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:34,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:34,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:15:34,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:15:34,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:34,350 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 -> 9633849a7b58c2c6c6845d63f4474af8185fd385 [2019-11-27 09:15:34,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:34,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:34,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:34,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:34,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:34,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-27 09:15:35,113 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ccdd0296/d8879c7fef044394bf68bbf1bcc965d7/FLAG376e3f6d1 [2019-11-27 09:15:36,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:36,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-27 09:15:36,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ccdd0296/d8879c7fef044394bf68bbf1bcc965d7/FLAG376e3f6d1 [2019-11-27 09:15:36,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ccdd0296/d8879c7fef044394bf68bbf1bcc965d7 [2019-11-27 09:15:36,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:36,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:36,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:36,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:36,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:36,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:36" (1/1) ... [2019-11-27 09:15:36,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3daa3e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:36, skipping insertion in model container [2019-11-27 09:15:36,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:36" (1/1) ... [2019-11-27 09:15:36,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:36,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:36,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:36,839 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:36,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:37,051 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:37,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37 WrapperNode [2019-11-27 09:15:37,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:37,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:37,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:37,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:37,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:37,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:37,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:37,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:37,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:37" (1/1) ... [2019-11-27 09:15:37,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:37,227 INFO L168 Benchmark]: Toolchain (without parser) took 965.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:37,228 INFO L168 Benchmark]: CDTParser took 0.44 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 09:15:37,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:37,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.61 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:37,254 INFO L168 Benchmark]: Boogie Preprocessor took 68.58 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:37,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 790.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.61 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.58 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:15:41,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:15:41,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:15:41,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:15:41,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:15:41,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:15:41,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:15:41,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:15:41,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:15:41,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:15:41,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:15:41,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:15:41,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:15:41,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:15:41,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:15:41,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:15:41,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:15:41,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:15:41,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:15:41,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:15:41,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:15:41,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:15:41,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:15:41,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:15:41,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:15:41,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:15:41,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:15:41,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:15:41,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:15:41,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:15:41,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:15:41,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:15:41,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:15:41,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:15:41,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:15:41,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:15:41,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:15:41,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:15:41,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:15:41,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:15:41,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:15:41,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:15:41,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:15:41,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:15:41,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:15:41,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:15:41,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:15:41,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:15:41,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:15:41,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:15:41,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:15:41,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:15:41,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:15:41,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:15:41,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:15:41,357 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:15:41,357 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:15:41,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:15:41,358 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:15:41,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:15:41,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:15:41,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:15:41,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:15:41,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:15:41,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:15:41,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:15:41,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:15:41,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:15:41,363 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:15:41,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:15:41,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:15:41,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:15:41,367 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 -> 9633849a7b58c2c6c6845d63f4474af8185fd385 [2019-11-27 09:15:41,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:15:41,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:15:41,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:15:41,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:15:41,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:15:41,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-27 09:15:42,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e543886/1489197ba1c7455d9928e73814dd64cf/FLAG107c7c96b [2019-11-27 09:15:43,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:15:43,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-27 09:15:43,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e543886/1489197ba1c7455d9928e73814dd64cf/FLAG107c7c96b [2019-11-27 09:15:43,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e543886/1489197ba1c7455d9928e73814dd64cf [2019-11-27 09:15:43,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:15:43,304 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:15:43,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:43,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:15:43,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:15:43,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:43" (1/1) ... [2019-11-27 09:15:43,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:43, skipping insertion in model container [2019-11-27 09:15:43,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:15:43" (1/1) ... [2019-11-27 09:15:43,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:15:43,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:15:43,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:43,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:15:43,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:15:44,101 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:15:44,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44 WrapperNode [2019-11-27 09:15:44,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:15:44,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:44,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:15:44,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:15:44,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:15:44,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:15:44,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:15:44,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:15:44,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:15:44" (1/1) ... [2019-11-27 09:15:44,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:15:44,325 INFO L168 Benchmark]: Toolchain (without parser) took 1018.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:44,327 INFO L168 Benchmark]: CDTParser took 0.38 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 09:15:44,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.68 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:44,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.27 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:15:44,337 INFO L168 Benchmark]: Boogie Preprocessor took 85.53 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:15:44,346 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 796.68 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.27 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.53 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...