./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/xor1.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/xor1.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 878201feecf7d649ccc5e9ff7ae08d35ea157715 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/xor1.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 878201feecf7d649ccc5e9ff7ae08d35ea157715 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:17:04,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:04,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:04,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:04,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:04,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:04,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:04,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:04,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:04,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:04,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:04,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:04,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:04,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:04,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:04,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:04,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:04,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:04,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:04,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:04,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:04,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:04,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:04,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:04,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:04,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:04,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:04,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:04,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:04,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:04,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:04,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:04,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:04,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:04,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:04,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:04,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:04,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:04,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:04,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:04,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:04,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:04,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:04,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:04,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:04,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:04,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:04,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:04,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:04,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:04,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:04,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:04,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:04,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:04,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:04,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:04,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:04,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:04,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:04,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:04,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:04,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:04,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:04,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:04,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:04,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:04,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:04,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:04,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:04,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:04,962 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 -> 878201feecf7d649ccc5e9ff7ae08d35ea157715 [2019-11-27 09:17:05,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:05,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:05,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:05,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:05,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:05,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor1.i [2019-11-27 09:17:05,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c96c5362/f5757fb59b224ffe81fd391e8cb40ae6/FLAG568abed4b [2019-11-27 09:17:06,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:06,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor1.i [2019-11-27 09:17:06,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c96c5362/f5757fb59b224ffe81fd391e8cb40ae6/FLAG568abed4b [2019-11-27 09:17:06,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c96c5362/f5757fb59b224ffe81fd391e8cb40ae6 [2019-11-27 09:17:06,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:06,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:06,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:06,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:06,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:06,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:06" (1/1) ... [2019-11-27 09:17:06,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:06, skipping insertion in model container [2019-11-27 09:17:06,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:06" (1/1) ... [2019-11-27 09:17:06,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:06,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:07,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:07,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:07,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:07,541 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:07,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07 WrapperNode [2019-11-27 09:17:07,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:07,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:07,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:07,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:07,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:07,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:07,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:07,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:07,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:07" (1/1) ... [2019-11-27 09:17:07,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:07,733 INFO L168 Benchmark]: Toolchain (without parser) took 950.84 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:07,740 INFO L168 Benchmark]: CDTParser took 1.53 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 09:17:07,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.43 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:07,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:07,758 INFO L168 Benchmark]: Boogie Preprocessor took 73.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:07,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 763.43 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.84 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.63 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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-da95e15 [2019-11-27 09:17:11,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:11,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:11,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:11,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:11,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:11,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:11,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:11,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:11,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:11,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:11,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:11,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:11,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:11,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:11,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:11,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:11,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:11,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:11,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:11,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:11,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:11,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:11,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:11,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:11,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:11,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:11,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:11,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:11,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:11,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:11,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:11,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:11,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:11,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:11,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:11,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:11,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:11,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:11,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:11,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:11,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:11,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:11,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:11,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:11,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:11,728 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:11,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:11,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:11,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:11,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:11,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:11,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:11,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:11,733 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:11,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:11,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:11,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:11,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:11,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:11,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:11,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:11,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:11,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:11,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:11,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:11,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:11,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:11,741 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:11,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:11,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:11,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:11,745 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 -> 878201feecf7d649ccc5e9ff7ae08d35ea157715 [2019-11-27 09:17:12,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:12,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:12,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:12,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:12,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:12,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor1.i [2019-11-27 09:17:12,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34cfef94/2f3f0204e8e84525a3039c5c451bd47a/FLAG91b566d95 [2019-11-27 09:17:13,536 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:13,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor1.i [2019-11-27 09:17:13,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34cfef94/2f3f0204e8e84525a3039c5c451bd47a/FLAG91b566d95 [2019-11-27 09:17:13,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d34cfef94/2f3f0204e8e84525a3039c5c451bd47a [2019-11-27 09:17:13,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:13,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:13,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:13,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:13,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:13,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:13" (1/1) ... [2019-11-27 09:17:13,842 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 27.11 09:17:13, skipping insertion in model container [2019-11-27 09:17:13,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:13" (1/1) ... [2019-11-27 09:17:13,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:13,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:14,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:14,411 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:14,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:14,621 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:14,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14 WrapperNode [2019-11-27 09:17:14,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:14,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:14,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:14,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:14,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:14,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:14,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:14,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:14,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:14" (1/1) ... [2019-11-27 09:17:14,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:14,803 INFO L168 Benchmark]: Toolchain (without parser) took 980.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:14,804 INFO L168 Benchmark]: CDTParser took 0.35 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 09:17:14,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.31 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:14,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.77 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. [2019-11-27 09:17:14,813 INFO L168 Benchmark]: Boogie Preprocessor took 84.67 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:14,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 800.31 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.77 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 84.67 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...