./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s2liff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/s2liff.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 4027bb0cfa9b444de3c49eeb4f57bbd5ece3ac53 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/s2liff.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 4027bb0cfa9b444de3c49eeb4f57bbd5ece3ac53 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:47,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:47,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:47,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:47,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:47,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:47,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:47,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:47,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:47,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:47,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:47,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:47,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:47,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:47,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:47,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:47,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:47,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:47,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:47,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:47,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:47,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:47,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:47,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:47,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:47,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:47,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:47,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:47,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:47,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:47,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:47,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:47,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:47,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:47,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:47,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:47,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:47,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:47,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:47,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:47,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:47,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:48,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:48,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:48,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:48,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:48,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:48,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:48,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:48,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:48,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:48,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:48,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:48,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:48,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:48,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:48,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:48,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:48,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:48,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:48,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:48,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:48,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:48,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:48,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:48,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:48,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:48,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:48,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:48,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:48,046 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 -> 4027bb0cfa9b444de3c49eeb4f57bbd5ece3ac53 [2019-11-26 16:31:48,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:48,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:48,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:48,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:48,629 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:48,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2liff.c [2019-11-26 16:31:48,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987a5b07c/02697398748e47b39fc0c85908e0ee9b/FLAGf783e7e1f [2019-11-26 16:31:49,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:49,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2liff.c [2019-11-26 16:31:49,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987a5b07c/02697398748e47b39fc0c85908e0ee9b/FLAGf783e7e1f [2019-11-26 16:31:49,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987a5b07c/02697398748e47b39fc0c85908e0ee9b [2019-11-26 16:31:49,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:49,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:49,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:49,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:49,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:49,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:49" (1/1) ... [2019-11-26 16:31:49,970 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 26.11 04:31:49, skipping insertion in model container [2019-11-26 16:31:49,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:49" (1/1) ... [2019-11-26 16:31:49,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:50,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:50,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:50,499 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:50,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:50,654 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:50,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50 WrapperNode [2019-11-26 16:31:50,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:50,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:50,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:50,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:50,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:50,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:50,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:50,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:50,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:50" (1/1) ... [2019-11-26 16:31:50,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:50,831 INFO L168 Benchmark]: Toolchain (without parser) took 882.97 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. [2019-11-26 16:31:50,832 INFO L168 Benchmark]: CDTParser took 2.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:50,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.32 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:50,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.34 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. [2019-11-26 16:31:50,855 INFO L168 Benchmark]: Boogie Preprocessor took 62.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:50,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 699.32 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.34 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. * Boogie Preprocessor took 62.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 0.1.24-025d5a2 [2019-11-26 16:31:54,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:54,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:54,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:54,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:54,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:54,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:54,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:54,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:54,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:54,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:54,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:54,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:54,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:54,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:54,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:54,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:54,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:54,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:54,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:54,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:54,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:54,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:54,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:54,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:54,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:54,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:54,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:54,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:54,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:54,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:54,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:54,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:54,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:54,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:54,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:54,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:54,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:54,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:54,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:54,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:54,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:54,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:54,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:54,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:54,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:54,987 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:54,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:54,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:54,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:54,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:54,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:54,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:54,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:54,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:54,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:54,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:54,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:54,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:54,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:54,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:54,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:54,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:54,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:55,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:55,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:55,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:55,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:55,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:55,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:55,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:55,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:55,006 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 -> 4027bb0cfa9b444de3c49eeb4f57bbd5ece3ac53 [2019-11-26 16:31:55,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:55,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:55,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:55,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:55,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:55,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s2liff.c [2019-11-26 16:31:55,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab0e6339/11b7adaa63df409d9c71fcffd75f91ae/FLAGa516da69b [2019-11-26 16:31:56,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:56,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s2liff.c [2019-11-26 16:31:56,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab0e6339/11b7adaa63df409d9c71fcffd75f91ae/FLAGa516da69b [2019-11-26 16:31:56,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ab0e6339/11b7adaa63df409d9c71fcffd75f91ae [2019-11-26 16:31:56,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:56,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:56,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:57,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:57,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:57,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:56" (1/1) ... [2019-11-26 16:31:57,018 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 26.11 04:31:57, skipping insertion in model container [2019-11-26 16:31:57,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:56" (1/1) ... [2019-11-26 16:31:57,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:57,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:57,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:57,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:57,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:57,835 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:57,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57 WrapperNode [2019-11-26 16:31:57,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:57,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:57,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:57,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:57,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:57,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:57,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:57,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:57,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:57,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:57,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:57,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:58,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:58,093 INFO L168 Benchmark]: Toolchain (without parser) took 1098.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:58,097 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:58,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:58,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:58,105 INFO L168 Benchmark]: Boogie Preprocessor took 115.79 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:58,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 841.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.79 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...