./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum1.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_sum1.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 05f597aff543f0977ec4837fd38fc7fb32cf808d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_sum1.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 05f597aff543f0977ec4837fd38fc7fb32cf808d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:39:00,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:00,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:00,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:00,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:00,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:00,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:00,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:00,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:00,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:00,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:00,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:00,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:00,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:00,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:00,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:00,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:00,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:00,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:00,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:00,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:00,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:00,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:00,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:00,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:00,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:00,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:00,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:00,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:00,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:00,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:00,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:00,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:00,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:00,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:00,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:00,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:00,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:00,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:00,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:00,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:00,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:39:00,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:00,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:00,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:00,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:00,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:00,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:00,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:00,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:39:00,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:00,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:00,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:00,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:00,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:00,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:00,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:00,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:00,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:00,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:00,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:00,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:00,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:00,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:00,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:00,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:00,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:00,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:39:00,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:39:00,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:00,670 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 -> 05f597aff543f0977ec4837fd38fc7fb32cf808d [2019-11-27 15:39:01,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:01,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:01,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:01,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:01,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:01,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum1.c [2019-11-27 15:39:01,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be70c971d/9bebc7260ade4e618c4d0b749e94719a/FLAG77cc8d7a2 [2019-11-27 15:39:01,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:01,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum1.c [2019-11-27 15:39:01,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be70c971d/9bebc7260ade4e618c4d0b749e94719a/FLAG77cc8d7a2 [2019-11-27 15:39:02,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be70c971d/9bebc7260ade4e618c4d0b749e94719a [2019-11-27 15:39:02,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:02,314 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:02,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:02,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:02,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:02,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02, skipping insertion in model container [2019-11-27 15:39:02,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:02,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:02,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:02,656 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:02,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:02,779 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:02,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02 WrapperNode [2019-11-27 15:39:02,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:02,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:02,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:02,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:02,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:02,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:02,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:02,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:02,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:02" (1/1) ... [2019-11-27 15:39:02,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:02,915 INFO L168 Benchmark]: Toolchain (without parser) took 585.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:02,916 INFO L168 Benchmark]: CDTParser took 0.47 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 15:39:02,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:02,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.39 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:02,924 INFO L168 Benchmark]: Boogie Preprocessor took 49.54 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:02,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 464.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.9 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 64.39 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.54 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-509859d [2019-11-27 15:39:05,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:39:05,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:39:05,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:39:05,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:39:05,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:39:05,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:39:05,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:39:05,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:39:05,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:39:05,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:39:05,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:39:05,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:39:05,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:39:05,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:39:05,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:39:05,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:39:05,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:39:05,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:39:05,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:39:05,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:39:05,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:39:05,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:39:05,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:39:05,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:39:05,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:39:05,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:39:05,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:39:05,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:39:05,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:39:05,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:39:05,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:39:05,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:39:05,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:39:05,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:39:05,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:39:05,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:39:05,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:39:05,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:39:05,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:39:05,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:39:05,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:39:05,872 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:39:05,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:39:05,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:39:05,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:39:05,876 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:39:05,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:39:05,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:39:05,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:39:05,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:39:05,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:39:05,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:39:05,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:39:05,881 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:39:05,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:39:05,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:39:05,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:39:05,883 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:39:05,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:39:05,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:39:05,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:39:05,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:39:05,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:39:05,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:39:05,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:39:05,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:39:05,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:39:05,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:39:05,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:39:05,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:39:05,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:39:05,889 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 -> 05f597aff543f0977ec4837fd38fc7fb32cf808d [2019-11-27 15:39:06,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:39:06,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:39:06,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:39:06,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:39:06,376 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:39:06,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum1.c [2019-11-27 15:39:06,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d286571d0/0c7b851b882e484486bae11ca1dba4a1/FLAG486f25857 [2019-11-27 15:39:07,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:39:07,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum1.c [2019-11-27 15:39:07,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d286571d0/0c7b851b882e484486bae11ca1dba4a1/FLAG486f25857 [2019-11-27 15:39:07,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d286571d0/0c7b851b882e484486bae11ca1dba4a1 [2019-11-27 15:39:07,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:39:07,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:39:07,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:07,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:39:07,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:39:07,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:07" (1/1) ... [2019-11-27 15:39:07,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:07, skipping insertion in model container [2019-11-27 15:39:07,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:39:07" (1/1) ... [2019-11-27 15:39:07,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:39:07,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:39:07,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:07,940 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:39:07,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:39:08,078 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:39:08,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08 WrapperNode [2019-11-27 15:39:08,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:39:08,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:08,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:39:08,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:39:08,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:39:08,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:39:08,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:39:08,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:39:08,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:39:08" (1/1) ... [2019-11-27 15:39:08,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:39:08,207 INFO L168 Benchmark]: Toolchain (without parser) took 652.66 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:08,209 INFO L168 Benchmark]: CDTParser took 3.60 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 15:39:08,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.75 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 995.5 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:08,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.86 ms. Allocated memory is still 1.0 GB. Free memory is still 995.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:39:08,214 INFO L168 Benchmark]: Boogie Preprocessor took 60.57 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:39:08,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 521.75 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 995.5 MB in the end (delta: -33.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 58.86 ms. Allocated memory is still 1.0 GB. Free memory is still 995.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.57 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 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...