./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn3f.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/ifeqn3f.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 ebf5d98846752a57fac2a507e38ab464af4ccce6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ifeqn3f.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 ebf5d98846752a57fac2a507e38ab464af4ccce6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:18:14,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:14,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:14,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:14,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:14,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:14,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:14,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:14,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:14,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:14,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:14,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:14,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:14,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:14,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:14,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:14,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:14,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:14,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:14,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:14,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:14,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:14,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:14,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:14,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:14,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:14,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:14,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:14,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:14,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:14,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:14,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:14,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:14,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:14,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:14,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:14,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:14,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:14,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:14,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:14,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:14,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:14,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:14,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:14,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:14,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:14,794 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:14,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:14,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:14,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:14,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:14,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:14,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:14,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:14,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:14,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:14,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:14,803 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:14,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:14,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:14,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:14,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:14,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:14,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:14,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:14,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:14,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:14,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:14,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:14,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:14,811 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 -> ebf5d98846752a57fac2a507e38ab464af4ccce6 [2019-11-27 09:18:15,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:15,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:15,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:15,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:15,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:15,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-27 09:18:15,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3dd10ae/8134e65edc0d4744ad0d57b71774d645/FLAG71842d5d3 [2019-11-27 09:18:16,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:16,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-27 09:18:16,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3dd10ae/8134e65edc0d4744ad0d57b71774d645/FLAG71842d5d3 [2019-11-27 09:18:16,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3dd10ae/8134e65edc0d4744ad0d57b71774d645 [2019-11-27 09:18:16,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:16,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:16,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:16,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:16,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:16,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16, skipping insertion in model container [2019-11-27 09:18:16,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:16,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:17,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:17,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:17,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:17,646 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:17,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17 WrapperNode [2019-11-27 09:18:17,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:17,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:17,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:17,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:17,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:17,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:17,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:17,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:17,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:17" (1/1) ... [2019-11-27 09:18:17,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:17,835 INFO L168 Benchmark]: Toolchain (without parser) took 994.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:17,843 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:17,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.45 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. [2019-11-27 09:18:17,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.29 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:17,852 INFO L168 Benchmark]: Boogie Preprocessor took 67.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:17,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 815.45 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 99.29 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 67.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:21,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:21,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:21,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:21,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:21,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:21,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:21,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:21,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:21,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:21,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:21,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:21,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:21,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:21,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:21,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:21,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:21,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:21,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:21,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:21,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:21,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:22,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:22,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:22,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:22,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:22,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:22,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:22,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:22,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:22,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:22,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:22,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:22,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:22,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:22,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:22,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:22,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:22,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:22,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:22,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:22,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:22,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:22,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:22,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:22,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:22,093 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:22,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:22,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:22,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:22,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:22,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:22,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:22,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:22,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:22,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:22,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:22,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:22,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:22,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:22,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:22,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:22,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:22,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:22,109 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:22,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:22,112 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 -> ebf5d98846752a57fac2a507e38ab464af4ccce6 [2019-11-27 09:18:22,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:22,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:22,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:22,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:22,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:22,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-27 09:18:22,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b94ab9ff/8c975aebbf794b50b5a0a8153e062371/FLAGd9cfa7a1b [2019-11-27 09:18:24,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:24,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-27 09:18:24,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b94ab9ff/8c975aebbf794b50b5a0a8153e062371/FLAGd9cfa7a1b [2019-11-27 09:18:24,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b94ab9ff/8c975aebbf794b50b5a0a8153e062371 [2019-11-27 09:18:24,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:24,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:24,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:24,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:24,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:24,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:24,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:24, skipping insertion in model container [2019-11-27 09:18:24,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:24" (1/1) ... [2019-11-27 09:18:24,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:24,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:24,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:24,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:25,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:25,063 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:25,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25 WrapperNode [2019-11-27 09:18:25,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:25,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:25,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:25,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:25,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:25,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:25,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:25,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:25,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:25" (1/1) ... [2019-11-27 09:18:25,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:25,327 INFO L168 Benchmark]: Toolchain (without parser) took 1165.17 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:25,335 INFO L168 Benchmark]: CDTParser took 2.48 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 09:18:25,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 906.46 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 09:18:25,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:25,343 INFO L168 Benchmark]: Boogie Preprocessor took 115.15 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:25,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 906.46 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 134.02 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.15 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...