./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s42iff.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/s42iff.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 4db4acc547fc47718f6e9c56f06e455b513ebefb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/s42iff.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 4db4acc547fc47718f6e9c56f06e455b513ebefb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:42,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:42,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:42,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:42,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:42,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:42,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:42,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:42,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:42,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:42,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:42,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:42,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:42,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:42,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:42,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:42,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:42,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:42,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:42,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:42,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:42,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:42,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:42,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:42,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:42,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:42,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:42,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:42,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:42,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:42,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:42,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:42,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:42,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:42,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:42,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:42,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:42,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:42,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:42,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:42,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:42,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:42,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:42,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:42,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:42,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:42,267 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:42,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:42,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:42,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:42,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:42,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:42,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:42,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:42,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:42,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:42,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:42,271 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:42,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:42,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:42,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:42,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:42,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:42,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:42,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:42,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:42,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:42,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:42,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:42,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:42,277 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 -> 4db4acc547fc47718f6e9c56f06e455b513ebefb [2019-11-25 22:23:42,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:42,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:42,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:42,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:42,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:42,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42iff.c [2019-11-25 22:23:42,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739480acd/d483b365c71e4b4691104145accc95e4/FLAGf2c88b551 [2019-11-25 22:23:43,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:43,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42iff.c [2019-11-25 22:23:43,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739480acd/d483b365c71e4b4691104145accc95e4/FLAGf2c88b551 [2019-11-25 22:23:43,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739480acd/d483b365c71e4b4691104145accc95e4 [2019-11-25 22:23:43,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:43,882 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:43,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:43,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:43,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:43,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:43" (1/1) ... [2019-11-25 22:23:43,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:43, skipping insertion in model container [2019-11-25 22:23:43,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:43" (1/1) ... [2019-11-25 22:23:43,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:43,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:44,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:44,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:44,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:44,357 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:44,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44 WrapperNode [2019-11-25 22:23:44,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:44,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:44,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:44,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:44,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:44,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:44,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:44,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:44,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:44" (1/1) ... [2019-11-25 22:23:44,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:44,494 INFO L168 Benchmark]: Toolchain (without parser) took 603.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:44,495 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-25 22:23:44,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 473.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:44,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.32 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:44,501 INFO L168 Benchmark]: Boogie Preprocessor took 63.51 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:44,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 473.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 56.32 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.51 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-65d6cd2 [2019-11-25 22:23:47,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:47,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:47,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:47,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:47,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:47,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:47,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:47,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:47,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:47,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:47,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:47,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:47,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:47,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:47,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:47,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:47,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:47,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:47,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:47,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:47,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:47,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:47,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:47,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:47,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:47,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:47,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:47,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:47,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:47,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:47,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:47,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:47,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:47,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:47,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:47,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:47,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:47,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:47,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:47,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:47,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:47,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:47,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:47,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:47,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:47,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:47,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:47,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:47,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:47,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:47,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:47,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:47,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:47,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:47,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:47,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:47,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:47,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:47,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:47,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:47,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:47,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:47,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:47,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:47,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:47,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:47,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:47,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:47,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:47,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:47,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:47,548 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 -> 4db4acc547fc47718f6e9c56f06e455b513ebefb [2019-11-25 22:23:48,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:48,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:48,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:48,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:48,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:48,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s42iff.c [2019-11-25 22:23:48,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1e0d9e6/d579274692c34def8b2de57df9445cea/FLAG97f022a5c [2019-11-25 22:23:48,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:48,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s42iff.c [2019-11-25 22:23:48,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1e0d9e6/d579274692c34def8b2de57df9445cea/FLAG97f022a5c [2019-11-25 22:23:49,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1e0d9e6/d579274692c34def8b2de57df9445cea [2019-11-25 22:23:49,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:49,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:49,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:49,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:49,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:49,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,202 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 25.11 10:23:49, skipping insertion in model container [2019-11-25 22:23:49,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:49,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:49,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:49,588 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:49,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:49,767 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:49,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49 WrapperNode [2019-11-25 22:23:49,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:49,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:49,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:49,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:49,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:49,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:49,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:49,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:49,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:49" (1/1) ... [2019-11-25 22:23:49,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:49,902 INFO L168 Benchmark]: Toolchain (without parser) took 716.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.8 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:49,904 INFO L168 Benchmark]: CDTParser took 2.55 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. [2019-11-25 22:23:49,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:49,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:49,909 INFO L168 Benchmark]: Boogie Preprocessor took 63.46 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:49,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 579.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 62.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.46 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...