./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/heap-manipulation/merge_sort-2.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 e6399ca05df7547b7620299987a8a06e9e2c006b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/heap-manipulation/merge_sort-2.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 e6399ca05df7547b7620299987a8a06e9e2c006b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:08,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:08,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:08,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:08,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:08,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:08,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:08,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:08,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:08,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:08,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:08,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:08,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:08,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:08,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:08,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:08,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:08,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:08,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:08,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:08,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:08,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:08,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:08,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:08,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:08,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:08,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:08,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:08,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:08,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:08,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:08,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:08,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:08,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:08,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:08,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:08,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:08,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:08,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:08,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:08,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:08,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:08,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:08,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:08,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:08,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:08,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:08,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:08,858 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:08,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:08,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:08,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:08,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:08,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:08,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:08,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:08,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:08,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:08,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:08,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:08,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:08,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:08,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:08,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:08,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:08,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:08,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:08,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:08,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:08,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:08,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:08,869 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 -> e6399ca05df7547b7620299987a8a06e9e2c006b [2019-11-24 21:07:09,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:09,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:09,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:09,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:09,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:09,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-24 21:07:09,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040b9bef6/dede99cf6ced40d09dc834e34b1f02b9/FLAG6387d74e7 [2019-11-24 21:07:10,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:10,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-24 21:07:10,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040b9bef6/dede99cf6ced40d09dc834e34b1f02b9/FLAG6387d74e7 [2019-11-24 21:07:10,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040b9bef6/dede99cf6ced40d09dc834e34b1f02b9 [2019-11-24 21:07:10,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:10,511 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:10,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:10,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:10,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:10,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:10" (1/1) ... [2019-11-24 21:07:10,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66db9722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:10, skipping insertion in model container [2019-11-24 21:07:10,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:10" (1/1) ... [2019-11-24 21:07:10,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:10,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:11,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:11,284 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:11,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:11,486 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:11,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11 WrapperNode [2019-11-24 21:07:11,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:11,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:11,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:11,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:11,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:11,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:11,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:11,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:11,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:11" (1/1) ... [2019-11-24 21:07:11,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:11,698 INFO L168 Benchmark]: Toolchain (without parser) took 1177.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.8 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:11,708 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-24 21:07:11,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 958.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:11,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.14 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:11,715 INFO L168 Benchmark]: Boogie Preprocessor took 77.64 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:11,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 958.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.14 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.64 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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 0.1.24-32f2683 [2019-11-24 21:07:14,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:14,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:14,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:14,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:14,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:14,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:14,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:14,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:14,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:14,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:14,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:14,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:14,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:14,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:14,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:14,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:14,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:14,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:14,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:14,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:14,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:14,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:14,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:14,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:14,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:14,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:14,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:14,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:14,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:14,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:14,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:14,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:14,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:14,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:14,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:14,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:14,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:14,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:14,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:14,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:14,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:14,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:14,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:14,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:14,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:14,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:14,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:14,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:14,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:14,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:14,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:14,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:14,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:14,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:14,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:14,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:14,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:14,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:14,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:14,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:14,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:14,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:14,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:14,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:14,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:14,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:14,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:14,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:14,665 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:14,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:14,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:14,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:14,667 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 -> e6399ca05df7547b7620299987a8a06e9e2c006b [2019-11-24 21:07:15,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:15,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:15,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:15,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:15,116 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:15,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-24 21:07:15,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6da47c4/ba4988c3d2d940fbbd5e8b9a2d8cf42c/FLAG1565b2ac7 [2019-11-24 21:07:16,070 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:16,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-24 21:07:16,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6da47c4/ba4988c3d2d940fbbd5e8b9a2d8cf42c/FLAG1565b2ac7 [2019-11-24 21:07:16,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6da47c4/ba4988c3d2d940fbbd5e8b9a2d8cf42c [2019-11-24 21:07:16,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:16,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:16,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:16,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:16,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:16,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:16" (1/1) ... [2019-11-24 21:07:16,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb8afde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:16, skipping insertion in model container [2019-11-24 21:07:16,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:16" (1/1) ... [2019-11-24 21:07:16,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:16,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:17,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:17,074 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:17,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:17,277 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:17,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17 WrapperNode [2019-11-24 21:07:17,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:17,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:17,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:17,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:17,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:17,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:17,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:17,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:17,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:17" (1/1) ... [2019-11-24 21:07:17,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:17,513 INFO L168 Benchmark]: Toolchain (without parser) took 1235.36 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 968.1 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:17,516 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-24 21:07:17,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 997.21 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:17,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.50 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:17,524 INFO L168 Benchmark]: Boogie Preprocessor took 112.51 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:17,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 997.21 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.50 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.51 ms. Allocated memory is still 1.0 GB. Free memory is still 968.1 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...