./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.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/heap-manipulation/sll_to_dll_rev-1.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 65263b67fd81174d35f819c28bc33cb1f3e6621f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sll_to_dll_rev-1.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 65263b67fd81174d35f819c28bc33cb1f3e6621f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:53:24,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:24,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:24,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:24,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:24,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:24,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:24,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:24,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:24,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:24,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:24,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:24,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:24,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:24,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:24,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:24,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:24,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:24,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:24,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:24,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:24,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:24,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:24,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:24,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:24,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:24,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:24,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:24,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:24,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:24,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:24,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:24,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:24,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:24,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:24,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:24,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:24,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:24,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:24,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:24,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:24,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:24,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:24,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:24,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:24,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:24,705 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:24,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:24,706 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:24,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:24,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:24,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:24,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:24,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:24,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:24,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:24,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:24,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:24,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:24,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:24,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:24,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:24,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:24,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:24,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:24,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:24,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:24,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:24,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:24,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:24,718 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-25 22:53:25,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:25,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:25,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:25,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:25,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:25,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-25 22:53:25,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4c52db/abb1b377759c4da99e26a03ba732502c/FLAG0353ef695 [2019-11-25 22:53:26,225 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:26,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-25 22:53:26,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4c52db/abb1b377759c4da99e26a03ba732502c/FLAG0353ef695 [2019-11-25 22:53:26,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4c52db/abb1b377759c4da99e26a03ba732502c [2019-11-25 22:53:26,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:26,409 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:26,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:26,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:26,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:26,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:26" (1/1) ... [2019-11-25 22:53:26,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:26, skipping insertion in model container [2019-11-25 22:53:26,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:26" (1/1) ... [2019-11-25 22:53:26,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:26,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:27,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:27,246 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:27,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:27,474 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:27,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27 WrapperNode [2019-11-25 22:53:27,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:27,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:27,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:27,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:27,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:27,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:27,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:27,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:27,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:27" (1/1) ... [2019-11-25 22:53:27,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:27,722 INFO L168 Benchmark]: Toolchain (without parser) took 1304.91 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. [2019-11-25 22:53:27,723 INFO L168 Benchmark]: CDTParser took 0.62 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 22:53:27,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-25 22:53:27,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.77 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 22:53:27,737 INFO L168 Benchmark]: Boogie Preprocessor took 99.28 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 22:53:27,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 1060.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 135.77 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 99.28 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 22:53:30,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:30,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:30,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:30,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:30,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:30,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:30,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:30,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:30,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:30,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:30,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:30,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:30,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:30,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:30,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:30,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:30,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:30,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:30,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:30,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:30,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:30,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:30,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:30,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:30,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:30,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:30,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:30,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:30,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:30,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:30,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:30,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:30,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:30,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:30,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:30,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:30,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:30,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:30,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:30,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:30,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:30,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:30,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:30,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:30,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:30,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:30,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:30,738 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:30,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:30,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:30,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:30,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:30,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:30,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:30,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:30,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:30,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:30,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:30,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:30,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:30,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:30,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:30,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:30,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:30,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:30,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:30,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:30,745 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:30,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:30,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:30,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:30,749 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-25 22:53:31,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:31,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:31,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:31,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:31,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:31,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-25 22:53:31,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff581ee0/a1e7bb0831e948518901ddf0ca4013f4/FLAG979f4448b [2019-11-25 22:53:32,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:32,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-25 22:53:32,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff581ee0/a1e7bb0831e948518901ddf0ca4013f4/FLAG979f4448b [2019-11-25 22:53:32,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ff581ee0/a1e7bb0831e948518901ddf0ca4013f4 [2019-11-25 22:53:32,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:32,379 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:32,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:32,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:32,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:32,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:32" (1/1) ... [2019-11-25 22:53:32,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f80d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:32, skipping insertion in model container [2019-11-25 22:53:32,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:32" (1/1) ... [2019-11-25 22:53:32,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:32,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:33,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:33,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:33,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:33,462 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:33,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33 WrapperNode [2019-11-25 22:53:33,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:33,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:33,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:33,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:33,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:33,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:33,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:33,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:33,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:33" (1/1) ... [2019-11-25 22:53:33,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:33,725 INFO L168 Benchmark]: Toolchain (without parser) took 1337.70 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 961.1 MB in the end (delta: 603.6 kB). Peak memory consumption was 669.1 kB. Max. memory is 12.5 GB. [2019-11-25 22:53:33,726 INFO L168 Benchmark]: CDTParser took 0.25 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 22:53:33,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1072.50 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 972.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:33,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.65 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 22:53:33,740 INFO L168 Benchmark]: Boogie Preprocessor took 132.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:33,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1072.50 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 972.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.65 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 132.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...