./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 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/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 0.1.24-025d5a2 [2019-11-26 16:28:38,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:28:38,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:28:38,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:28:38,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:28:38,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:28:38,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:28:38,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:28:38,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:28:38,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:28:38,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:28:38,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:28:38,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:28:38,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:28:38,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:28:38,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:28:38,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:28:38,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:28:38,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:28:38,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:28:38,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:28:38,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:28:38,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:28:38,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:28:38,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:28:38,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:28:38,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:28:38,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:28:38,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:28:38,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:28:38,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:28:38,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:28:38,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:28:38,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:28:38,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:28:38,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:28:38,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:28:38,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:28:38,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:28:38,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:28:38,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:28:38,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:28:38,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:28:38,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:28:38,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:28:38,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:28:38,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:28:38,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:28:38,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:28:38,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:28:38,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:28:38,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:28:38,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:28:38,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:28:38,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:28:38,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:28:38,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:28:38,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:28:38,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:28:38,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:28:38,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:28:38,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:28:38,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:28:38,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:28:38,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:28:38,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:28:38,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:28:38,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:28:38,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:28:38,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:28:38,272 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 [2019-11-26 16:28:38,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:28:38,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:28:38,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:28:38,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:28:38,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:28:38,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-26 16:28:39,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9907cdcb4/d7c7119ba7a444fa9e0bebc9dfbac0b8/FLAGa09ece619 [2019-11-26 16:28:40,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:28:40,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-26 16:28:40,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9907cdcb4/d7c7119ba7a444fa9e0bebc9dfbac0b8/FLAGa09ece619 [2019-11-26 16:28:40,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9907cdcb4/d7c7119ba7a444fa9e0bebc9dfbac0b8 [2019-11-26 16:28:40,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:28:40,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:28:40,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:40,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:28:40,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:28:40,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:40" (1/1) ... [2019-11-26 16:28:40,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:40, skipping insertion in model container [2019-11-26 16:28:40,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:40" (1/1) ... [2019-11-26 16:28:40,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:28:40,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:28:40,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:40,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:28:40,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:41,096 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:28:41,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41 WrapperNode [2019-11-26 16:28:41,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:41,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:41,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:28:41,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:28:41,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:41,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:28:41,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:28:41,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:28:41,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:28:41,294 INFO L168 Benchmark]: Toolchain (without parser) took 1002.72 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 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:41,300 INFO L168 Benchmark]: CDTParser took 1.65 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. [2019-11-26 16:28:41,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.94 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:41,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.47 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. [2019-11-26 16:28:41,321 INFO L168 Benchmark]: Boogie Preprocessor took 69.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:41,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 801.94 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.47 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 69.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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 0.1.24-025d5a2 [2019-11-26 16:28:45,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:28:45,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:28:45,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:28:45,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:28:45,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:28:45,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:28:45,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:28:45,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:28:45,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:28:45,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:28:45,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:28:45,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:28:45,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:28:45,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:28:45,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:28:45,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:28:45,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:28:45,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:28:45,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:28:45,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:28:45,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:28:45,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:28:45,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:28:45,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:28:45,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:28:45,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:28:45,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:28:45,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:28:45,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:28:45,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:28:45,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:28:45,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:28:45,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:28:45,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:28:45,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:28:45,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:28:45,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:28:45,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:28:45,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:28:45,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:28:45,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:28:45,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:28:45,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:28:45,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:28:45,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:28:45,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:28:45,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:28:45,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:28:45,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:28:45,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:28:45,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:28:45,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:28:45,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:28:45,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:28:45,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:28:45,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:28:45,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:28:45,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:28:45,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:28:45,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:28:45,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:28:45,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:28:45,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:28:45,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:28:45,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:28:45,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:28:45,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:28:45,481 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:28:45,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:28:45,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:28:45,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:28:45,484 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 [2019-11-26 16:28:46,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:28:46,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:28:46,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:28:46,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:28:46,171 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:28:46,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-26 16:28:46,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559f8446c/6cfceadf3b4b4f06b9a21178e605480f/FLAGc8478d77b [2019-11-26 16:28:47,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:28:47,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-1.i [2019-11-26 16:28:47,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559f8446c/6cfceadf3b4b4f06b9a21178e605480f/FLAGc8478d77b [2019-11-26 16:28:47,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559f8446c/6cfceadf3b4b4f06b9a21178e605480f [2019-11-26 16:28:47,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:28:47,509 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:28:47,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:47,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:28:47,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:28:47,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:47" (1/1) ... [2019-11-26 16:28:47,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:47, skipping insertion in model container [2019-11-26 16:28:47,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:47" (1/1) ... [2019-11-26 16:28:47,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:28:47,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:28:48,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:48,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:28:48,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:48,236 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:28:48,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48 WrapperNode [2019-11-26 16:28:48,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:48,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:48,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:28:48,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:28:48,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:48,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:28:48,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:28:48,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:28:48,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:28:48,502 INFO L168 Benchmark]: Toolchain (without parser) took 991.27 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: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:48,507 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 16:28:48,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.20 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:48,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.88 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:48,518 INFO L168 Benchmark]: Boogie Preprocessor took 137.96 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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. [2019-11-26 16:28:48,531 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 727.20 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.88 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.96 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 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...