./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2c_insert_equal.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/list-simple/dll2c_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 9459b8edd4bc1a8100b2516dc16681291af0c7dd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/dll2c_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 9459b8edd4bc1a8100b2516dc16681291af0c7dd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:54:59,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:59,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:59,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:59,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:59,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:59,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:59,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:59,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:59,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:59,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:59,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:59,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:59,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:59,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:59,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:59,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:59,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:59,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:59,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:59,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:59,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:59,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:59,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:59,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:59,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:59,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:59,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:59,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:59,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:59,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:59,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:59,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:59,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:59,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:59,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:59,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:59,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:59,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:59,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:59,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:59,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:59,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:59,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:59,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:59,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:59,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:59,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:59,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:59,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:59,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:59,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:59,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:59,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:59,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:59,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:59,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:59,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:59,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:59,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:59,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:59,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:59,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:59,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:59,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:59,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:59,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:59,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:59,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:59,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:59,689 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 -> 9459b8edd4bc1a8100b2516dc16681291af0c7dd [2019-11-25 22:55:00,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:00,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:00,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:00,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:00,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:00,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-25 22:55:00,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd0f9f6cc/3f82366d43be4c5eaa8236a3a11caa9a/FLAG8a6e963ad [2019-11-25 22:55:01,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:01,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-25 22:55:01,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd0f9f6cc/3f82366d43be4c5eaa8236a3a11caa9a/FLAG8a6e963ad [2019-11-25 22:55:01,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd0f9f6cc/3f82366d43be4c5eaa8236a3a11caa9a [2019-11-25 22:55:01,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:01,879 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:01,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:01,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:01,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:01,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:01" (1/1) ... [2019-11-25 22:55:01,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c88225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:01, skipping insertion in model container [2019-11-25 22:55:01,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:01" (1/1) ... [2019-11-25 22:55:01,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:02,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:02,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:02,950 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:03,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:03,222 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:03,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03 WrapperNode [2019-11-25 22:55:03,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:03,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:03,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:03,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:03,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:03,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:03,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:03,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:03,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:03" (1/1) ... [2019-11-25 22:55:03,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:03,488 INFO L168 Benchmark]: Toolchain (without parser) took 1592.09 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: 639.6 kB). Peak memory consumption was 705.1 kB. Max. memory is 12.5 GB. [2019-11-25 22:55:03,494 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:55:03,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.05 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:03,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.34 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. [2019-11-25 22:55:03,503 INFO L168 Benchmark]: Boogie Preprocessor took 102.33 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. [2019-11-25 22:55:03,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1339.05 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.34 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 102.33 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 0.1.24-65d6cd2 [2019-11-25 22:55:07,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:07,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:07,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:07,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:07,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:07,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:07,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:07,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:07,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:07,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:07,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:07,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:07,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:07,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:07,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:07,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:07,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:07,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:07,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:07,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:07,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:07,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:07,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:07,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:07,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:07,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:07,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:07,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:07,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:07,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:07,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:07,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:07,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:07,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:07,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:07,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:07,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:07,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:07,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:07,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:07,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:07,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:07,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:07,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:07,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:07,649 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:07,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:07,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:07,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:07,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:07,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:07,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:07,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:07,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:07,655 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:07,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:07,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:07,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:07,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:07,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:07,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:07,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:07,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:07,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:07,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:07,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:07,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:07,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:07,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:07,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:07,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:07,669 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 -> 9459b8edd4bc1a8100b2516dc16681291af0c7dd [2019-11-25 22:55:08,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:08,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:08,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:08,354 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:08,355 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:08,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-25 22:55:08,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55cf55dc/0cc86e3750d04ee8887090a69086e866/FLAGbb850a0cf [2019-11-25 22:55:09,769 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:09,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-25 22:55:09,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55cf55dc/0cc86e3750d04ee8887090a69086e866/FLAGbb850a0cf [2019-11-25 22:55:09,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55cf55dc/0cc86e3750d04ee8887090a69086e866 [2019-11-25 22:55:09,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:09,865 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:09,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:09,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:09,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:09,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:09" (1/1) ... [2019-11-25 22:55:09,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7f4e9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:09, skipping insertion in model container [2019-11-25 22:55:09,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:09" (1/1) ... [2019-11-25 22:55:09,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:10,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:10,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:10,988 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:11,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:11,269 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:11,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11 WrapperNode [2019-11-25 22:55:11,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:11,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:11,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:11,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:11,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:11,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:11,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:11,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:11,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:11" (1/1) ... [2019-11-25 22:55:11,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:11,621 INFO L168 Benchmark]: Toolchain (without parser) took 1757.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.4 MB in the end (delta: -755.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:11,624 INFO L168 Benchmark]: CDTParser took 0.48 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 22:55:11,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1404.27 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:11,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.64 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:11,632 INFO L168 Benchmark]: Boogie Preprocessor took 153.58 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:11,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1404.27 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.64 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.58 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...