./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/eureka_05.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/loops/eureka_05.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 34e145a8c3496c7a6f8cda2178ee26349d80aa46 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops/eureka_05.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 34e145a8c3496c7a6f8cda2178ee26349d80aa46 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:50:36,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:36,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:36,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:36,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:36,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:36,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:36,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:36,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:36,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:36,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:36,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:36,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:36,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:36,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:36,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:36,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:36,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:36,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:36,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:36,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:36,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:36,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:36,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:36,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:36,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:36,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:36,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:36,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:36,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:36,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:36,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:36,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:36,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:36,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:36,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:36,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:36,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:36,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:36,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:36,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:36,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:36,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:36,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:36,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:36,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:36,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:36,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:36,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:36,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:36,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:36,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:36,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:36,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:36,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:36,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:36,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:36,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:36,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:36,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:36,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:36,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:36,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:36,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:36,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:36,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:36,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:36,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:36,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:36,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:36,512 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 -> 34e145a8c3496c7a6f8cda2178ee26349d80aa46 [2019-11-27 09:50:37,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:37,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:37,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:37,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:37,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:37,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/eureka_05.i [2019-11-27 09:50:37,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8aefec/8abe221bbb3e4e6c8c1c02ebfe6dc9ae/FLAG64c976d83 [2019-11-27 09:50:38,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:38,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_05.i [2019-11-27 09:50:38,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8aefec/8abe221bbb3e4e6c8c1c02ebfe6dc9ae/FLAG64c976d83 [2019-11-27 09:50:38,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82f8aefec/8abe221bbb3e4e6c8c1c02ebfe6dc9ae [2019-11-27 09:50:38,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:38,441 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:38,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:38,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:38,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:38,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:38, skipping insertion in model container [2019-11-27 09:50:38,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:38" (1/1) ... [2019-11-27 09:50:38,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:38,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:39,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:39,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:39,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:39,275 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:39,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39 WrapperNode [2019-11-27 09:50:39,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:39,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:39,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:39,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:39,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:39,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:39,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:39,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:39,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:39" (1/1) ... [2019-11-27 09:50:39,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:39,456 INFO L168 Benchmark]: Toolchain (without parser) took 1010.68 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:39,457 INFO L168 Benchmark]: CDTParser took 5.01 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 09:50:39,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.70 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:39,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.27 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. [2019-11-27 09:50:39,462 INFO L168 Benchmark]: Boogie Preprocessor took 72.80 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:39,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 5.01 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 838.70 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.27 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. * Boogie Preprocessor took 72.80 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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 09:50:43,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:43,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:43,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:43,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:43,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:43,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:43,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:43,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:43,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:43,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:43,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:43,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:43,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:43,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:43,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:43,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:43,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:43,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:43,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:43,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:43,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:43,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:43,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:43,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:43,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:43,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:43,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:43,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:43,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:43,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:43,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:43,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:43,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:43,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:43,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:43,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:43,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:43,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:43,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:43,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:43,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:43,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:43,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:43,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:43,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:43,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:43,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:43,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:43,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:43,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:43,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:43,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:43,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:43,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:43,912 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:43,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:43,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:43,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:43,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:43,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:43,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:43,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:43,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:43,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:43,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:43,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:43,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:43,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:43,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:43,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:43,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:43,924 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 -> 34e145a8c3496c7a6f8cda2178ee26349d80aa46 [2019-11-27 09:50:44,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:44,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:44,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:44,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:44,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:44,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/eureka_05.i [2019-11-27 09:50:44,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45590a53c/424d2f1e34a044c18d7cecb240262eb8/FLAGd1662ed3a [2019-11-27 09:50:45,863 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:45,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_05.i [2019-11-27 09:50:45,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45590a53c/424d2f1e34a044c18d7cecb240262eb8/FLAGd1662ed3a [2019-11-27 09:50:45,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45590a53c/424d2f1e34a044c18d7cecb240262eb8 [2019-11-27 09:50:45,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:45,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:45,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:45,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:45,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:45,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45, skipping insertion in model container [2019-11-27 09:50:45,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:46,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:46,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:46,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:46,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:46,813 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:46,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46 WrapperNode [2019-11-27 09:50:46,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:46,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:46,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:46,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:46,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:46,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:46,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:46,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:46,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:46,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:46,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:46,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:46,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:46,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:47,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:47,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:47,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:46" (1/1) ... [2019-11-27 09:50:47,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:47,058 INFO L168 Benchmark]: Toolchain (without parser) took 1118.95 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 989.8 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:47,069 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. [2019-11-27 09:50:47,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 877.05 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:47,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.99 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:47,076 INFO L168 Benchmark]: Boogie Preprocessor took 100.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:47,098 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 877.05 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.99 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...