./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/eqn5.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 a0c1dfeb073a6825549da84bf3b61d696282d6ba ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eqn5.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 a0c1dfeb073a6825549da84bf3b61d696282d6ba ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:12,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:12,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:12,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:12,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:12,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:12,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:12,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:12,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:12,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:12,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:12,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:12,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:12,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:12,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:12,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:12,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:12,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:12,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:12,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:12,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:12,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:12,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:12,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:12,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:12,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:12,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:12,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:12,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:12,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:12,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:12,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:12,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:12,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:12,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:12,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:12,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:12,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:12,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:12,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:12,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:12,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:12,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:12,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:12,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:12,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:12,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:12,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:12,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:12,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:12,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:12,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:12,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:12,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:12,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:12,437 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:12,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:12,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:12,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:12,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:12,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:12,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:12,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:12,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:12,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:12,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:12,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:12,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:12,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:12,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:12,448 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 -> a0c1dfeb073a6825549da84bf3b61d696282d6ba [2019-11-27 09:18:13,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:13,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:13,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:13,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:13,057 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:13,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn5.c [2019-11-27 09:18:13,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cb47cf/85c8848ccf954018bba6cc56b4e063de/FLAG64cb4bd33 [2019-11-27 09:18:14,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:14,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn5.c [2019-11-27 09:18:14,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cb47cf/85c8848ccf954018bba6cc56b4e063de/FLAG64cb4bd33 [2019-11-27 09:18:14,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9cb47cf/85c8848ccf954018bba6cc56b4e063de [2019-11-27 09:18:14,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:14,379 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:14,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:14,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:14,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:14,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14, skipping insertion in model container [2019-11-27 09:18:14,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:14,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:14,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:14,894 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:14,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:14,961 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:14,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14 WrapperNode [2019-11-27 09:18:14,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:14,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:14,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:14,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:14,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:15,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:15,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:15,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:15,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:15,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:15,211 INFO L168 Benchmark]: Toolchain (without parser) took 826.18 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 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:15,212 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-27 09:18:15,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:15,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:15,233 INFO L168 Benchmark]: Boogie Preprocessor took 68.12 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. [2019-11-27 09:18:15,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 580.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.12 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-da95e15 [2019-11-27 09:18:19,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:19,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:19,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:19,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:19,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:19,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:19,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:19,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:19,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:19,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:19,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:19,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:19,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:19,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:19,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:19,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:19,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:19,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:19,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:19,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:19,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:19,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:19,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:19,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:19,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:19,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:19,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:19,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:19,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:19,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:19,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:19,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:19,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:19,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:19,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:19,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:19,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:19,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:19,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:19,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:19,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:19,441 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:19,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:19,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:19,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:19,447 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:19,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:19,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:19,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:19,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:19,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:19,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:19,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:19,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:19,453 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:19,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:19,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:19,455 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:19,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:19,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:19,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:19,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:19,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:19,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:19,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:19,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:19,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:19,461 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:19,461 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:19,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:19,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:19,463 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 -> a0c1dfeb073a6825549da84bf3b61d696282d6ba [2019-11-27 09:18:19,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:20,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:20,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:20,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:20,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:20,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn5.c [2019-11-27 09:18:20,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc87a6f7/ca0af48193bd46118cc20fd928574a6f/FLAGb7ad3518a [2019-11-27 09:18:21,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:21,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn5.c [2019-11-27 09:18:21,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc87a6f7/ca0af48193bd46118cc20fd928574a6f/FLAGb7ad3518a [2019-11-27 09:18:21,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcc87a6f7/ca0af48193bd46118cc20fd928574a6f [2019-11-27 09:18:21,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:21,402 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:21,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:21,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:21,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:21,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:21" (1/1) ... [2019-11-27 09:18:21,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:21, skipping insertion in model container [2019-11-27 09:18:21,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:21" (1/1) ... [2019-11-27 09:18:21,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:21,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:21,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:21,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:22,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:22,213 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:22,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22 WrapperNode [2019-11-27 09:18:22,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:22,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:22,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:22,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:22,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:22,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:22,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:22,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:22,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:22" (1/1) ... [2019-11-27 09:18:22,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:22,490 INFO L168 Benchmark]: Toolchain (without parser) took 1084.35 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 985.4 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:22,497 INFO L168 Benchmark]: CDTParser took 2.81 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:22,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.01 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 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:22,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.91 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. [2019-11-27 09:18:22,509 INFO L168 Benchmark]: Boogie Preprocessor took 125.66 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:22,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 812.01 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 991.1 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.91 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.66 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...