./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_sum4.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 a55247db8e13df3adfd2bb78854c9940abd29342 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_sum4.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 a55247db8e13df3adfd2bb78854c9940abd29342 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:39:03,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:03,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:03,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:03,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:03,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:03,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:03,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:03,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:03,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:03,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:03,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:03,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:03,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:03,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:03,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:03,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:03,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:03,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:03,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:03,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:03,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:03,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:03,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:03,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:03,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:03,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:03,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:03,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:03,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:03,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:03,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:03,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:03,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:03,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:03,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:03,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:03,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:03,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:03,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:03,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:03,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:03,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:03,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:03,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:03,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:03,575 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:03,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:03,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:03,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:03,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:03,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:03,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:03,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:03,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:03,584 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:03,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:03,584 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:03,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:03,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:03,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:03,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:03,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:03,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:03,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:03,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:03,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:03,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:03,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:03,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:03,591 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 -> a55247db8e13df3adfd2bb78854c9940abd29342 [2019-11-27 15:39:04,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:04,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:04,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:04,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:04,206 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:04,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-27 15:39:04,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7b888b3/d52718d84a0d45108163bb5317bddf7d/FLAGc45fab8dd [2019-11-27 15:39:05,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:05,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-27 15:39:05,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7b888b3/d52718d84a0d45108163bb5317bddf7d/FLAGc45fab8dd [2019-11-27 15:39:05,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7b888b3/d52718d84a0d45108163bb5317bddf7d [2019-11-27 15:39:05,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:05,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:05,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:05,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:05,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:05,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:05" (1/1) ... [2019-11-27 15:39:05,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:05, skipping insertion in model container [2019-11-27 15:39:05,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:05" (1/1) ... [2019-11-27 15:39:05,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:05,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:05,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:06,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:06,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:06,207 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:06,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06 WrapperNode [2019-11-27 15:39:06,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:06,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:06,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:06,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:06,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:06,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:06,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:06,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:06,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:06" (1/1) ... [2019-11-27 15:39:06,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:06,390 INFO L168 Benchmark]: Toolchain (without parser) took 956.87 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:06,397 INFO L168 Benchmark]: CDTParser took 1.60 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 15:39:06,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:06,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:06,405 INFO L168 Benchmark]: Boogie Preprocessor took 75.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:06,416 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 785.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.07 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 0.1.24-509859d [2019-11-27 15:39:10,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:10,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:10,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:10,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:10,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:10,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:10,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:10,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:10,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:10,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:10,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:10,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:10,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:10,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:10,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:10,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:10,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:10,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:10,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:10,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:10,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:10,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:10,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:10,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:10,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:10,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:10,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:10,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:10,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:10,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:10,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:10,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:10,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:10,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:10,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:10,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:10,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:10,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:10,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:10,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:10,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:10,506 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:10,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:10,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:10,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:10,512 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:10,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:10,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:10,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:10,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:10,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:10,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:10,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:10,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:10,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:10,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:10,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:10,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:10,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:10,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:10,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:10,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:10,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:10,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:10,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:10,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:10,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:10,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:10,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:10,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:10,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:10,529 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 -> a55247db8e13df3adfd2bb78854c9940abd29342 [2019-11-27 15:39:11,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:11,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:11,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:11,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:11,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:11,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-27 15:39:11,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb370f524/65c55dbaa53e4f10856cdd89af38da84/FLAG8bcc83a0e [2019-11-27 15:39:12,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:12,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum4.c [2019-11-27 15:39:12,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb370f524/65c55dbaa53e4f10856cdd89af38da84/FLAG8bcc83a0e [2019-11-27 15:39:12,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb370f524/65c55dbaa53e4f10856cdd89af38da84 [2019-11-27 15:39:12,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:12,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:12,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:12,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:12,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:12,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:12" (1/1) ... [2019-11-27 15:39:12,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:12, skipping insertion in model container [2019-11-27 15:39:12,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:12" (1/1) ... [2019-11-27 15:39:12,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:12,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:13,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:13,029 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:13,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:13,242 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:13,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13 WrapperNode [2019-11-27 15:39:13,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:13,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:13,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:13,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:13,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:13,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:13,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:13,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:13,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:13" (1/1) ... [2019-11-27 15:39:13,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:13,445 INFO L168 Benchmark]: Toolchain (without parser) took 993.58 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:13,446 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:13,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:13,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.26 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:13,452 INFO L168 Benchmark]: Boogie Preprocessor took 78.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:13,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 795.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.26 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...