./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_reverse_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-examples/standard_reverse_ground.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 6c826362a5918246036ef78d4af04f2cfb17ad97 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-examples/standard_reverse_ground.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 6c826362a5918246036ef78d4af04f2cfb17ad97 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:20:54,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:20:54,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:20:54,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:20:54,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:20:54,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:20:54,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:20:54,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:20:54,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:20:54,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:20:54,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:20:54,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:20:54,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:20:54,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:20:54,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:20:54,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:20:54,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:20:54,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:20:54,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:20:54,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:20:54,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:20:54,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:20:54,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:20:54,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:20:54,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:20:54,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:20:54,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:20:54,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:20:54,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:20:54,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:20:54,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:20:54,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:20:54,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:20:54,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:20:54,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:20:54,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:20:54,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:20:54,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:20:54,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:20:54,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:20:54,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:20:54,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:20:54,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:20:54,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:20:54,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:20:54,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:20:54,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:20:54,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:20:54,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:20:54,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:20:54,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:20:54,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:20:54,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:20:54,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:20:54,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:20:54,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:20:54,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:20:54,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:20:54,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:20:54,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:20:54,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:20:54,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:20:54,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:20:54,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:20:54,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:20:54,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:20:54,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:20:54,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:20:54,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:20:54,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:20:54,739 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 -> 6c826362a5918246036ef78d4af04f2cfb17ad97 [2019-11-25 22:20:55,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:20:55,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:20:55,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:20:55,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:20:55,434 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:20:55,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_reverse_ground.i [2019-11-25 22:20:55,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c999fd67f/8d74951a656f4b36b579cf18edc705d9/FLAGb8480c871 [2019-11-25 22:20:56,607 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:20:56,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_reverse_ground.i [2019-11-25 22:20:56,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c999fd67f/8d74951a656f4b36b579cf18edc705d9/FLAGb8480c871 [2019-11-25 22:20:56,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c999fd67f/8d74951a656f4b36b579cf18edc705d9 [2019-11-25 22:20:56,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:20:56,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:20:56,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:20:56,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:20:56,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:20:56,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:20:56" (1/1) ... [2019-11-25 22:20:56,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:56, skipping insertion in model container [2019-11-25 22:20:56,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:20:56" (1/1) ... [2019-11-25 22:20:56,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:20:56,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:20:57,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:20:57,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:20:57,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:20:57,322 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:20:57,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57 WrapperNode [2019-11-25 22:20:57,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:20:57,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:20:57,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:20:57,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:20:57,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:20:57,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:20:57,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:20:57,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:20:57,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:20:57" (1/1) ... [2019-11-25 22:20:57,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:20:57,595 INFO L168 Benchmark]: Toolchain (without parser) took 900.85 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. [2019-11-25 22:20:57,597 INFO L168 Benchmark]: CDTParser took 3.59 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. [2019-11-25 22:20:57,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:20:57,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:20:57,607 INFO L168 Benchmark]: Boogie Preprocessor took 68.87 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. [2019-11-25 22:20:57,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 643.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.87 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 0.1.24-65d6cd2 [2019-11-25 22:21:01,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:21:01,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:21:01,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:21:01,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:21:01,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:21:01,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:21:01,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:21:01,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:21:01,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:21:01,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:21:01,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:21:01,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:21:01,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:21:01,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:21:01,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:21:01,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:21:01,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:21:01,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:21:01,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:21:01,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:21:01,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:21:01,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:21:01,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:21:01,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:21:01,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:21:01,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:21:01,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:21:01,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:21:01,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:21:01,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:21:01,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:21:01,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:21:01,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:21:01,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:21:01,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:21:01,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:21:01,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:21:01,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:21:01,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:21:01,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:21:01,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:21:01,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:21:01,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:21:01,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:21:01,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:21:01,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:21:01,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:21:01,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:21:01,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:21:01,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:21:01,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:21:01,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:21:01,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:21:01,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:21:01,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:21:01,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:21:01,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:21:01,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:21:01,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:21:01,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:21:01,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:21:01,696 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:21:01,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:21:01,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:21:01,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:21:01,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:21:01,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:21:01,700 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:21:01,700 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:21:01,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:21:01,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:21:01,703 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 -> 6c826362a5918246036ef78d4af04f2cfb17ad97 [2019-11-25 22:21:02,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:21:02,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:21:02,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:21:02,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:21:02,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:21:02,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_reverse_ground.i [2019-11-25 22:21:02,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bdf1d1f/2d69012d0c5c4276b12954fe8b2eb6df/FLAG869b572d0 [2019-11-25 22:21:03,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:21:03,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_reverse_ground.i [2019-11-25 22:21:03,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bdf1d1f/2d69012d0c5c4276b12954fe8b2eb6df/FLAG869b572d0 [2019-11-25 22:21:03,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05bdf1d1f/2d69012d0c5c4276b12954fe8b2eb6df [2019-11-25 22:21:03,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:21:03,591 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:21:03,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:03,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:21:03,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:21:03,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:03" (1/1) ... [2019-11-25 22:21:03,617 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 25.11 10:21:03, skipping insertion in model container [2019-11-25 22:21:03,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:03" (1/1) ... [2019-11-25 22:21:03,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:21:03,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:21:04,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:04,127 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:21:04,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:04,226 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:21:04,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04 WrapperNode [2019-11-25 22:21:04,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:04,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:04,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:21:04,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:21:04,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:04,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:21:04,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:21:04,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:21:04,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:04" (1/1) ... [2019-11-25 22:21:04,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:21:04,506 INFO L168 Benchmark]: Toolchain (without parser) took 912.51 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. [2019-11-25 22:21:04,507 INFO L168 Benchmark]: CDTParser took 3.06 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. [2019-11-25 22:21:04,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.66 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:04,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:04,521 INFO L168 Benchmark]: Boogie Preprocessor took 104.08 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. [2019-11-25 22:21:04,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 631.66 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.08 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...