./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2n_insert_equal.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/list-simple/dll2n_insert_equal.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 991566e3237a3bd107d157451ed3644c7d9c68a0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-simple/dll2n_insert_equal.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 991566e3237a3bd107d157451ed3644c7d9c68a0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:50:03,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:03,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:03,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:03,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:03,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:03,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:03,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:03,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:03,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:03,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:03,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:03,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:03,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:03,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:03,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:03,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:03,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:03,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:03,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:03,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:03,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:03,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:03,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:03,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:03,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:03,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:03,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:03,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:03,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:03,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:03,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:03,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:03,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:03,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:03,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:03,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:03,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:03,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:03,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:03,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:03,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:03,780 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:03,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:03,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:03,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:03,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:03,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:03,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:03,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:03,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:03,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:03,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:03,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:03,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:03,794 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:03,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:03,795 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:03,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:03,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:03,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:03,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:03,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:03,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:03,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:03,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:03,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:03,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:03,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:03,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:03,803 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 -> 991566e3237a3bd107d157451ed3644c7d9c68a0 [2019-11-27 09:50:04,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:04,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:04,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:04,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:04,351 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:04,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-27 09:50:04,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d361c83e/586b1c21d49d4a7c8420f71e150427a2/FLAG74feb0e5f [2019-11-27 09:50:05,718 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:05,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-27 09:50:05,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d361c83e/586b1c21d49d4a7c8420f71e150427a2/FLAG74feb0e5f [2019-11-27 09:50:06,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d361c83e/586b1c21d49d4a7c8420f71e150427a2 [2019-11-27 09:50:06,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:06,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:06,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:06,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:06,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:06,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:06" (1/1) ... [2019-11-27 09:50:06,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d13d170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:06, skipping insertion in model container [2019-11-27 09:50:06,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:06" (1/1) ... [2019-11-27 09:50:06,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:06,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:07,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:07,260 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:07,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:07,530 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:07,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07 WrapperNode [2019-11-27 09:50:07,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:07,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:07,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:07,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:07,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:07,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:07,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:07,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:07,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:07,766 INFO L168 Benchmark]: Toolchain (without parser) took 1541.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:07,776 INFO L168 Benchmark]: CDTParser took 0.50 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 09:50:07,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.73 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:07,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.10 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:07,789 INFO L168 Benchmark]: Boogie Preprocessor took 95.03 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:07,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1305.73 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 974.0 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 128.10 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.03 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 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 09:50:11,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:11,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:11,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:11,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:11,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:11,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:11,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:11,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:11,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:11,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:11,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:11,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:11,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:11,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:11,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:11,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:11,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:11,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:11,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:11,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:11,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:11,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:11,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:11,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:11,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:11,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:11,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:11,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:11,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:11,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:11,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:11,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:11,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:11,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:11,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:11,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:11,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:11,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:11,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:11,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:11,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:11,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:11,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:11,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:11,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:11,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:11,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:11,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:11,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:11,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:11,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:11,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:11,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:11,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:11,912 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:11,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:11,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:11,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:11,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:11,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:11,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:11,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:11,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:11,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:11,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:11,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:11,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:11,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:11,922 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:11,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:11,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:11,925 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 -> 991566e3237a3bd107d157451ed3644c7d9c68a0 [2019-11-27 09:50:12,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:12,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:12,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:12,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:12,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:12,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-27 09:50:12,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29467816d/fd07dc7b90ff46728ceadf2bcc76cc6f/FLAG1c4d7a53f [2019-11-27 09:50:13,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:13,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_equal.i [2019-11-27 09:50:13,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29467816d/fd07dc7b90ff46728ceadf2bcc76cc6f/FLAG1c4d7a53f [2019-11-27 09:50:13,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29467816d/fd07dc7b90ff46728ceadf2bcc76cc6f [2019-11-27 09:50:13,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:13,908 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:13,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:13,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:13,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:13,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16524808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:13, skipping insertion in model container [2019-11-27 09:50:13,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:13" (1/1) ... [2019-11-27 09:50:13,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:14,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:14,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:14,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:15,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:15,280 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:15,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15 WrapperNode [2019-11-27 09:50:15,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:15,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:15,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:15,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:15,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:15,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:15,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:15,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:15,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:15" (1/1) ... [2019-11-27 09:50:15,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:15,512 INFO L168 Benchmark]: Toolchain (without parser) took 1598.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 659.9 kB). Peak memory consumption was 725.4 kB. Max. memory is 12.5 GB. [2019-11-27 09:50:15,514 INFO L168 Benchmark]: CDTParser took 2.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:15,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1368.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:15,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.12 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. [2019-11-27 09:50:15,527 INFO L168 Benchmark]: Boogie Preprocessor took 111.71 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. [2019-11-27 09:50:15,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1368.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.12 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 111.71 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...