./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum2.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-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted/zero_sum2.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 743cb78e112955fa27174324923377b8fe3428dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:22:05,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:05,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:05,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:05,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:05,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:05,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:05,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:05,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:05,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:05,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:05,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:05,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:05,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:05,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:05,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:05,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:05,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:05,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:05,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:05,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:05,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:05,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:05,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:05,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:05,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:05,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:05,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:05,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:05,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:05,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:05,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:05,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:05,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:05,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:05,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:05,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:05,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:05,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:05,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:05,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:05,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:22:05,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:05,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:05,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:05,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:05,477 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:05,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:05,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:05,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:22:05,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:05,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:05,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:05,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:05,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:05,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:05,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:05,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:05,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:05,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:05,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:05,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:05,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:05,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:05,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:05,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:05,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:05,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:22:05,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:22:05,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:05,490 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-25 22:22:06,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:06,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:06,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:06,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:06,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:06,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-25 22:22:06,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6bedb44/4af98e2aa84342259600c632c80626ae/FLAG07ae4530a [2019-11-25 22:22:07,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:07,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-25 22:22:07,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6bedb44/4af98e2aa84342259600c632c80626ae/FLAG07ae4530a [2019-11-25 22:22:07,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6bedb44/4af98e2aa84342259600c632c80626ae [2019-11-25 22:22:07,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:07,476 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:07,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:07,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:07,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:07,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:07" (1/1) ... [2019-11-25 22:22:07,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:07, skipping insertion in model container [2019-11-25 22:22:07,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:07" (1/1) ... [2019-11-25 22:22:07,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:07,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:08,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:08,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:08,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:08,136 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:08,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08 WrapperNode [2019-11-25 22:22:08,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:08,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:08,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:08,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:08,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:08,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:08,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:08,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:08,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:08" (1/1) ... [2019-11-25 22:22:08,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:08,453 INFO L168 Benchmark]: Toolchain (without parser) took 973.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:08,472 INFO L168 Benchmark]: CDTParser took 1.37 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 22:22:08,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.54 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:08,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:08,484 INFO L168 Benchmark]: Boogie Preprocessor took 89.35 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 22:22:08,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 660.54 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 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 207.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.35 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. 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 22:22:12,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:12,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:12,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:12,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:12,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:12,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:12,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:12,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:12,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:12,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:12,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:12,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:12,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:12,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:12,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:12,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:12,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:12,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:12,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:12,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:12,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:12,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:12,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:12,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:12,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:12,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:12,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:12,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:12,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:12,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:12,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:12,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:12,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:12,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:12,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:12,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:12,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:12,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:12,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:12,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:12,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:22:12,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:12,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:12,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:12,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:12,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:12,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:12,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:12,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:12,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:12,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:12,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:12,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:12,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:22:12,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:22:12,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:12,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:12,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:12,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:12,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:12,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:12,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:12,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:12,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:12,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:12,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:12,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:12,439 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:22:12,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:22:12,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:12,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:22:12,444 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 -> 743cb78e112955fa27174324923377b8fe3428dc [2019-11-25 22:22:12,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:13,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:13,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:13,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:13,030 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:13,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-25 22:22:13,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b748ae20/6822a13b3f2b4bf2a3f98395cf4e74f0/FLAG0737421dd [2019-11-25 22:22:14,226 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:14,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum2.c [2019-11-25 22:22:14,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b748ae20/6822a13b3f2b4bf2a3f98395cf4e74f0/FLAG0737421dd [2019-11-25 22:22:14,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b748ae20/6822a13b3f2b4bf2a3f98395cf4e74f0 [2019-11-25 22:22:14,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:14,297 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:14,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:14,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:14,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:14,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:14" (1/1) ... [2019-11-25 22:22:14,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:14, skipping insertion in model container [2019-11-25 22:22:14,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:14" (1/1) ... [2019-11-25 22:22:14,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:14,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:14,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:14,899 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:14,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:15,120 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:15,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15 WrapperNode [2019-11-25 22:22:15,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:15,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:15,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:15,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:15,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:15,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:15,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:15,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:15,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:15" (1/1) ... [2019-11-25 22:22:15,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:15,324 INFO L168 Benchmark]: Toolchain (without parser) took 1021.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:15,327 INFO L168 Benchmark]: CDTParser took 2.10 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 22:22:15,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:15,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:15,333 INFO L168 Benchmark]: Boogie Preprocessor took 77.10 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. [2019-11-25 22:22:15,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 823.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.10 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...