./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/xor3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-crafted/xor3.i -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 a6ba398ae683ce262983ff3d95603ff914dfec2a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/xor3.i -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 a6ba398ae683ce262983ff3d95603ff914dfec2a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:17:08,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:08,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:08,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:08,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:08,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:08,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:08,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:08,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:08,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:08,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:08,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:08,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:08,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:08,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:08,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:08,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:08,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:08,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:08,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:08,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:08,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:08,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:08,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:08,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:08,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:08,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:08,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:08,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:08,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:08,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:08,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:08,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:08,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:08,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:08,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:08,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:08,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:08,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:08,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:08,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:08,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:08,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:08,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:08,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:08,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:08,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:08,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:08,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:08,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:08,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:08,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:08,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:08,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:08,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:08,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:08,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:08,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:08,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:08,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:08,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:08,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:08,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:08,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:08,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:08,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:08,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:08,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:08,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:08,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:08,824 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 -> a6ba398ae683ce262983ff3d95603ff914dfec2a [2019-11-27 09:17:09,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:09,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:09,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:09,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:09,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:09,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor3.i [2019-11-27 09:17:09,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0b50070/a3d097d944e94dfb8f8885655507b7fa/FLAG46b1ed133 [2019-11-27 09:17:10,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:10,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor3.i [2019-11-27 09:17:10,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0b50070/a3d097d944e94dfb8f8885655507b7fa/FLAG46b1ed133 [2019-11-27 09:17:10,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0b50070/a3d097d944e94dfb8f8885655507b7fa [2019-11-27 09:17:10,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:10,731 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:10,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:10,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:10,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:10,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:10" (1/1) ... [2019-11-27 09:17:10,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:10, skipping insertion in model container [2019-11-27 09:17:10,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:10" (1/1) ... [2019-11-27 09:17:10,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:10,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:11,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:11,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:11,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:11,545 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:11,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11 WrapperNode [2019-11-27 09:17:11,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:11,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:11,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:11,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:11,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:11,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:11,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:11,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:11,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:11" (1/1) ... [2019-11-27 09:17:11,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:11,785 INFO L168 Benchmark]: Toolchain (without parser) took 1050.74 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 09:17:11,790 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:11,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.91 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:11,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.07 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 09:17:11,811 INFO L168 Benchmark]: Boogie Preprocessor took 91.71 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 09:17:11,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 815.91 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.07 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 91.71 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-da95e15 [2019-11-27 09:17:15,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:15,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:15,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:15,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:15,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:15,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:15,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:15,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:15,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:15,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:15,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:15,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:15,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:15,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:15,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:15,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:15,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:15,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:15,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:15,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:15,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:15,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:15,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:15,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:15,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:15,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:15,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:15,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:15,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:15,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:15,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:15,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:15,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:15,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:15,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:15,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:15,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:15,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:15,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:15,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:15,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:15,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:15,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:15,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:15,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:15,854 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:15,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:15,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:15,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:15,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:15,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:15,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:15,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:15,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:15,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:15,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:15,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:15,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:15,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:15,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:15,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:15,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:15,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:15,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:15,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:15,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:15,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:15,868 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:15,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:15,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:15,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:15,870 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 -> a6ba398ae683ce262983ff3d95603ff914dfec2a [2019-11-27 09:17:16,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:16,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:16,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:16,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:16,502 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:16,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor3.i [2019-11-27 09:17:16,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5500546c/e287ba434e614304a5edf7214a50253f/FLAG5750f867b [2019-11-27 09:17:17,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:17,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor3.i [2019-11-27 09:17:17,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5500546c/e287ba434e614304a5edf7214a50253f/FLAG5750f867b [2019-11-27 09:17:17,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5500546c/e287ba434e614304a5edf7214a50253f [2019-11-27 09:17:17,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:17,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:17,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:17,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:17,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:17,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:17, skipping insertion in model container [2019-11-27 09:17:17,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:17" (1/1) ... [2019-11-27 09:17:17,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:17,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:18,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:18,410 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:18,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:18,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:18,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18 WrapperNode [2019-11-27 09:17:18,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:18,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:18,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:18,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:18,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:18,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:18,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:18,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:18,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:18" (1/1) ... [2019-11-27 09:17:18,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:18,890 INFO L168 Benchmark]: Toolchain (without parser) took 1105.44 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 09:17:18,892 INFO L168 Benchmark]: CDTParser took 2.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:18,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 845.49 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:18,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.66 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 09:17:18,897 INFO L168 Benchmark]: Boogie Preprocessor took 115.38 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 09:17:18,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 845.49 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.66 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 115.38 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...