./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/res2f.c --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-fpi/res2f.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 564056b784b90a3931792cc012447154b9653601 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-fpi/res2f.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 564056b784b90a3931792cc012447154b9653601 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:18:40,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:40,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:40,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:40,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:40,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:40,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:40,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:40,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:40,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:40,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:40,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:40,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:40,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:40,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:40,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:40,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:40,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:40,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:40,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:40,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:40,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:40,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:40,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:40,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:40,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:40,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:40,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:40,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:40,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:40,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:40,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:40,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:40,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:40,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:40,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:40,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:40,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:40,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:40,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:40,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:40,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:40,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:40,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:40,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:40,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:40,345 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:40,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:40,346 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:40,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:40,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:40,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:40,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:40,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:40,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:40,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:40,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:40,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:40,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:40,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:40,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:40,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:40,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:40,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:40,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:40,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:40,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:40,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:40,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:40,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:40,355 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 -> 564056b784b90a3931792cc012447154b9653601 [2019-11-27 09:18:40,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:40,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:40,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:40,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:40,890 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:40,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/res2f.c [2019-11-27 09:18:41,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f87f2a7a/87fdebef908943e6a1e0c4083f39d9e6/FLAG9d601fdce [2019-11-27 09:18:41,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:41,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/res2f.c [2019-11-27 09:18:41,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f87f2a7a/87fdebef908943e6a1e0c4083f39d9e6/FLAG9d601fdce [2019-11-27 09:18:42,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f87f2a7a/87fdebef908943e6a1e0c4083f39d9e6 [2019-11-27 09:18:42,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:42,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:42,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:42,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:42,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:42,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b733779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42, skipping insertion in model container [2019-11-27 09:18:42,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:42,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:42,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:42,504 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:42,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:42,651 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:42,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42 WrapperNode [2019-11-27 09:18:42,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:42,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:42,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:42,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:42,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:42,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:42,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:42,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:42,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:42" (1/1) ... [2019-11-27 09:18:42,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:42,819 INFO L168 Benchmark]: Toolchain (without parser) took 750.93 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:42,820 INFO L168 Benchmark]: CDTParser took 0.24 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 09:18:42,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.06 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 985.6 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:42,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.64 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:42,840 INFO L168 Benchmark]: Boogie Preprocessor took 69.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:42,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 587.06 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 985.6 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.64 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:45,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:45,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:45,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:45,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:45,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:45,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:45,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:45,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:45,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:45,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:45,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:45,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:45,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:45,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:45,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:45,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:45,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:45,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:45,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:45,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:45,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:45,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:45,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:45,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:45,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:45,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:45,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:45,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:45,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:45,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:45,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:45,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:45,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:45,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:45,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:45,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:45,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:45,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:45,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:45,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:45,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:45,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:45,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:45,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:45,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:45,749 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:45,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:45,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:45,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:45,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:45,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:45,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:45,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:45,754 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:45,754 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:45,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:45,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:45,756 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:45,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:45,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:45,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:45,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:45,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:45,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:45,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:45,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:45,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:45,760 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:45,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:45,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:45,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:45,762 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 -> 564056b784b90a3931792cc012447154b9653601 [2019-11-27 09:18:46,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:46,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:46,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:46,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:46,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:46,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/res2f.c [2019-11-27 09:18:46,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6857611a/30d0db9be086438e9a5fa3ffc64d4005/FLAGc377c79a2 [2019-11-27 09:18:47,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:47,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/res2f.c [2019-11-27 09:18:47,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6857611a/30d0db9be086438e9a5fa3ffc64d4005/FLAGc377c79a2 [2019-11-27 09:18:47,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6857611a/30d0db9be086438e9a5fa3ffc64d4005 [2019-11-27 09:18:47,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:47,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:47,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:47,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:47,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:47,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b733779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47, skipping insertion in model container [2019-11-27 09:18:47,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:47,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:47,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:47,790 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:47,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:47,921 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:47,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47 WrapperNode [2019-11-27 09:18:47,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:47,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:47,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:47,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:47,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:47,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:47,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:47,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:47,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:48,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:47" (1/1) ... [2019-11-27 09:18:48,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:48,060 INFO L168 Benchmark]: Toolchain (without parser) took 698.32 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:48,062 INFO L168 Benchmark]: CDTParser took 0.30 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 09:18:48,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.39 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:48,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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 09:18:48,066 INFO L168 Benchmark]: Boogie Preprocessor took 63.99 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:48,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 558.39 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 63.24 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 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. * Boogie Preprocessor took 63.99 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...