./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s4if.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/s4if.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 f0c6762a510921214435f03fd1512220ceb2c5e3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/s4if.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 f0c6762a510921214435f03fd1512220ceb2c5e3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:31:50,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:50,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:50,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:50,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:50,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:50,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:50,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:50,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:50,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:50,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:50,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:50,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:50,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:50,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:50,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:50,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:50,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:50,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:50,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:50,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:50,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:50,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:50,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:50,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:50,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:50,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:50,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:50,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:50,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:50,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:50,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:50,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:50,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:50,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:50,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:50,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:50,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:50,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:50,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:50,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:50,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:50,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:50,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:50,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:50,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:50,939 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:50,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:50,940 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:50,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:50,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:50,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:50,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:50,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:50,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:50,945 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:50,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:50,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:50,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:50,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:50,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:50,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:50,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:50,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:50,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:50,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:50,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:50,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:50,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:50,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:50,950 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 -> f0c6762a510921214435f03fd1512220ceb2c5e3 [2019-11-26 16:31:51,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:51,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:51,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:51,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:51,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:51,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s4if.c [2019-11-26 16:31:51,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163ba30db/9e78046541c946a2932d65501e23678d/FLAGac0f0eb7e [2019-11-26 16:31:52,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:52,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s4if.c [2019-11-26 16:31:52,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163ba30db/9e78046541c946a2932d65501e23678d/FLAGac0f0eb7e [2019-11-26 16:31:52,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/163ba30db/9e78046541c946a2932d65501e23678d [2019-11-26 16:31:52,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:52,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:52,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:52,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:52,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:52,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:52" (1/1) ... [2019-11-26 16:31:52,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:52, skipping insertion in model container [2019-11-26 16:31:52,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:52" (1/1) ... [2019-11-26 16:31:52,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:52,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:52,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:52,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:53,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:53,042 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:53,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53 WrapperNode [2019-11-26 16:31:53,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:53,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:53,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:53,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:53,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:53,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:53,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:53,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:53,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:53,169 INFO L168 Benchmark]: Toolchain (without parser) took 616.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 990.0 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:53,182 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:53,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:53,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.50 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:53,188 INFO L168 Benchmark]: Boogie Preprocessor took 52.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:53,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 493.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 60.50 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 990.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:55,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:55,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:55,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:55,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:55,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:55,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:55,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:55,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:55,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:55,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:55,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:55,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:55,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:55,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:55,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:55,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:55,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:55,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:55,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:55,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:55,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:55,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:55,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:55,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:55,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:55,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:55,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:55,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:55,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:55,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:55,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:55,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:55,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:55,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:55,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:55,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:55,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:55,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:55,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:55,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:55,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:56,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:56,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:56,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:56,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:56,018 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:56,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:56,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:56,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:56,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:56,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:56,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:56,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:56,021 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:56,021 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:56,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:56,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:56,023 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:56,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:56,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:56,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:56,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:56,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:56,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:56,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:56,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:56,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:56,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:56,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:56,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:56,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:56,029 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 -> f0c6762a510921214435f03fd1512220ceb2c5e3 [2019-11-26 16:31:56,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:56,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:56,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:56,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:56,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:56,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s4if.c [2019-11-26 16:31:56,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5423d48/c61db397ec374cd3b197764ffbd931e7/FLAG6f1eddde6 [2019-11-26 16:31:57,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:57,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s4if.c [2019-11-26 16:31:57,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5423d48/c61db397ec374cd3b197764ffbd931e7/FLAG6f1eddde6 [2019-11-26 16:31:57,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5423d48/c61db397ec374cd3b197764ffbd931e7 [2019-11-26 16:31:57,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:57,610 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:57,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:57,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:57,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:57,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:57,632 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 26.11 04:31:57, skipping insertion in model container [2019-11-26 16:31:57,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:57" (1/1) ... [2019-11-26 16:31:57,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:57,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:58,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:58,074 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:58,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:58,228 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:58,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58 WrapperNode [2019-11-26 16:31:58,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:58,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:58,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:58,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:58,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:58,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:58,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:58,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:58,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:58" (1/1) ... [2019-11-26 16:31:58,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:58,384 INFO L168 Benchmark]: Toolchain (without parser) took 767.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.7 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:58,385 INFO L168 Benchmark]: CDTParser took 0.21 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 16:31:58,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:58,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 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. [2019-11-26 16:31:58,388 INFO L168 Benchmark]: Boogie Preprocessor took 57.26 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. [2019-11-26 16:31:58,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 620.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 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 57.26 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...