./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/xor5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/xor5.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 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/xor5.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 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:14,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:14,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:14,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:14,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:14,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:14,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:14,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:14,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:14,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:14,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:14,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:14,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:14,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:14,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:14,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:14,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:14,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:14,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:14,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:14,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:14,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:14,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:14,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:14,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:14,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:14,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:14,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:14,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:14,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:14,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:14,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:14,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:14,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:14,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:14,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:14,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:14,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:14,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:14,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:14,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:14,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:14,724 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:14,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:14,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:14,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:14,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:14,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:14,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:14,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:14,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:14,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:14,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:14,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:14,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:14,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:14,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:14,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:14,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:14,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:14,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:14,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:14,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:14,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:14,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:14,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:14,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:14,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:14,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:14,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:14,739 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 -> 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 [2019-11-26 16:30:15,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:15,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:15,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:15,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:15,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:15,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor5.i [2019-11-26 16:30:15,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96410b1e0/390ff0a3eb98454f9349ca22e81aff5c/FLAG1f9300bf4 [2019-11-26 16:30:16,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:16,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor5.i [2019-11-26 16:30:16,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96410b1e0/390ff0a3eb98454f9349ca22e81aff5c/FLAG1f9300bf4 [2019-11-26 16:30:16,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96410b1e0/390ff0a3eb98454f9349ca22e81aff5c [2019-11-26 16:30:16,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:16,383 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:16,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:16,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:16,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:16,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:16,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16, skipping insertion in model container [2019-11-26 16:30:16,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:16,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:16,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:16,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:16,818 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:16,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:16,948 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:16,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16 WrapperNode [2019-11-26 16:30:16,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:16,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:16,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:16,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:16,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:17,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:17,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:17,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:17,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:16" (1/1) ... [2019-11-26 16:30:17,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:17,122 INFO L168 Benchmark]: Toolchain (without parser) took 729.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.2 MB in the end (delta: -32.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:17,124 INFO L168 Benchmark]: CDTParser took 1.84 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. [2019-11-26 16:30:17,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 997.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:17,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.16 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. [2019-11-26 16:30:17,132 INFO L168 Benchmark]: Boogie Preprocessor took 74.35 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. [2019-11-26 16:30:17,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 576.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 997.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 67.16 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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. * Boogie Preprocessor took 74.35 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 0.1.24-025d5a2 [2019-11-26 16:30:19,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:19,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:19,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:19,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:19,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:19,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:19,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:19,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:19,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:19,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:19,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:19,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:19,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:19,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:19,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:19,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:19,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:19,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:19,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:19,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:19,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:19,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:19,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:19,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:19,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:19,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:19,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:19,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:19,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:19,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:19,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:19,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:19,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:19,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:19,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:19,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:19,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:19,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:19,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:19,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:19,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:19,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:19,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:19,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:19,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:19,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:19,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:19,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:19,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:19,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:19,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:20,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:20,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:20,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:20,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:20,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:20,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:20,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:20,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:20,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:20,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:20,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:20,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:20,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:20,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:20,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:20,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:20,005 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:20,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:20,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:20,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:20,006 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 -> 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 [2019-11-26 16:30:20,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:20,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:20,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:20,492 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:20,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:20,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor5.i [2019-11-26 16:30:20,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a0cc4611/4f9acf6482304b7abd268f35cdc72fc7/FLAGa5046ecc2 [2019-11-26 16:30:21,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:21,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor5.i [2019-11-26 16:30:21,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a0cc4611/4f9acf6482304b7abd268f35cdc72fc7/FLAGa5046ecc2 [2019-11-26 16:30:21,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a0cc4611/4f9acf6482304b7abd268f35cdc72fc7 [2019-11-26 16:30:21,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:21,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:21,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:21,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:21,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:21,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:21, skipping insertion in model container [2019-11-26 16:30:21,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:21" (1/1) ... [2019-11-26 16:30:21,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:21,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:22,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:22,020 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:22,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:22,175 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:22,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22 WrapperNode [2019-11-26 16:30:22,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:22,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:22,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:22,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:22,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:22,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:22,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:22,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:22,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:22" (1/1) ... [2019-11-26 16:30:22,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:22,339 INFO L168 Benchmark]: Toolchain (without parser) took 727.24 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. [2019-11-26 16:30:22,340 INFO L168 Benchmark]: CDTParser took 3.03 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. [2019-11-26 16:30:22,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:22,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.33 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:22,350 INFO L168 Benchmark]: Boogie Preprocessor took 71.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:22,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 564.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.33 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...