./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s42if.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/s42if.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 8987f0a9d1d4f05bc23e0e6020c87369c8c53799 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/s42if.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 8987f0a9d1d4f05bc23e0e6020c87369c8c53799 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:51,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:51,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:51,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:51,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:51,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:51,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:51,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:51,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:51,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:51,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:51,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:51,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:51,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:51,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:51,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:51,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:51,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:51,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:51,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:51,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:51,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:51,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:51,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:51,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:51,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:51,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:51,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:51,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:51,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:51,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:51,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:51,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:51,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:51,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:51,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:51,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:51,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:51,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:51,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:51,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:51,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:51,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:51,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:51,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:51,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:51,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:51,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:51,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:51,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:51,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:51,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:51,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:51,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:51,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:51,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:51,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:51,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:51,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:51,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:51,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:51,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:51,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:51,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:51,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:51,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:51,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:51,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:51,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:51,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:51,350 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 -> 8987f0a9d1d4f05bc23e0e6020c87369c8c53799 [2019-11-26 16:31:51,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:51,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:51,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:51,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:51,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:51,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42if.c [2019-11-26 16:31:52,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159dd2e92/598bd6f6984b453691e3100edba2ce41/FLAG24697766b [2019-11-26 16:31:53,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:53,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42if.c [2019-11-26 16:31:53,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159dd2e92/598bd6f6984b453691e3100edba2ce41/FLAG24697766b [2019-11-26 16:31:53,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159dd2e92/598bd6f6984b453691e3100edba2ce41 [2019-11-26 16:31:53,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:53,289 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:53,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:53,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:53,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:53,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53, skipping insertion in model container [2019-11-26 16:31:53,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:53" (1/1) ... [2019-11-26 16:31:53,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:53,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:53,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:53,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:53,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:53,916 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:53,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:53 WrapperNode [2019-11-26 16:31:53,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:53,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:53,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:53,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:53,935 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 16:31:53,958 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 16:31:54,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:54,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:54,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:54,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:54,029 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 16:31:54,030 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 16:31:54,035 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 16:31:54,036 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 16:31:54,062 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 16:31:54,071 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 16:31:54,081 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 16:31:54,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:54,106 INFO L168 Benchmark]: Toolchain (without parser) took 800.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:54,108 INFO L168 Benchmark]: CDTParser took 0.29 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 16:31:54,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.41 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 996.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:54,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:54,119 INFO L168 Benchmark]: Boogie Preprocessor took 77.65 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 16:31:54,131 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 624.41 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 996.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.65 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:57,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:57,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:57,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:57,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:57,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:57,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:57,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:57,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:57,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:57,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:58,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:58,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:58,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:58,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:58,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:58,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:58,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:58,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:58,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:58,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:58,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:58,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:58,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:58,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:58,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:58,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:58,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:58,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:58,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:58,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:58,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:58,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:58,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:58,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:58,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:58,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:58,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:58,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:58,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:58,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:58,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:58,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:58,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:58,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:58,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:58,147 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:58,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:58,148 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:58,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:58,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:58,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:58,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:58,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:58,154 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:58,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:58,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:58,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:58,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:58,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:58,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:58,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:58,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:58,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:58,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:58,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:58,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:58,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:58,163 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:58,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:58,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:58,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:58,167 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 -> 8987f0a9d1d4f05bc23e0e6020c87369c8c53799 [2019-11-26 16:31:58,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:58,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:58,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:58,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:58,762 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:58,763 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42if.c [2019-11-26 16:31:58,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad0d9aaf/9fea1904891d44eca78499148250ccda/FLAG7c189f6a8 [2019-11-26 16:31:59,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:59,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42if.c [2019-11-26 16:31:59,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad0d9aaf/9fea1904891d44eca78499148250ccda/FLAG7c189f6a8 [2019-11-26 16:32:00,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad0d9aaf/9fea1904891d44eca78499148250ccda [2019-11-26 16:32:00,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:32:00,094 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:32:00,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:00,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:32:00,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:32:00,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00, skipping insertion in model container [2019-11-26 16:32:00,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:32:00,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:32:00,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:00,673 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:32:00,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:32:00,873 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:32:00,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00 WrapperNode [2019-11-26 16:32:00,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:32:00,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:00,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:32:00,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:32:00,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:32:00,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:32:00,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:32:00,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:32:00,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:00,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:01,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:01,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:01,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:32:00" (1/1) ... [2019-11-26 16:32:01,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:32:01,048 INFO L168 Benchmark]: Toolchain (without parser) took 953.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:32:01,050 INFO L168 Benchmark]: CDTParser took 3.54 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 16:32:01,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.23 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:01,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.63 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:32:01,060 INFO L168 Benchmark]: Boogie Preprocessor took 74.92 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 16:32:01,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 779.23 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 996.8 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 90.63 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.92 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...