./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-sorted-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/forester-heap/dll-sorted-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 3d1a973dcd7009ffcd2eda1338249f4d290fb62a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/forester-heap/dll-sorted-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 3d1a973dcd7009ffcd2eda1338249f4d290fb62a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:25,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:25,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:25,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:25,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:25,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:25,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:25,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:25,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:25,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:25,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:25,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:25,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:25,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:25,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:25,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:25,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:25,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:25,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:25,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:25,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:25,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:25,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:25,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:25,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:25,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:25,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:25,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:25,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:25,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:25,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:25,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:25,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:25,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:25,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:25,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:25,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:25,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:25,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:25,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:25,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:25,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:26,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:26,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:26,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:26,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:26,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:26,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:26,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:26,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:26,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:26,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:26,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:26,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:26,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:26,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:26,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:26,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:26,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:26,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:26,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:26,026 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:26,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:26,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:26,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:26,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:26,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:26,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:26,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:26,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:26,030 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 -> 3d1a973dcd7009ffcd2eda1338249f4d290fb62a [2019-11-27 16:11:26,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:26,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:26,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:26,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:26,497 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:26,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 16:11:26,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce1b2ce90/836e9910fa15487eaa74e22bccb8ac1d/FLAGe5a6dd8c6 [2019-11-27 16:11:27,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:27,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 16:11:27,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce1b2ce90/836e9910fa15487eaa74e22bccb8ac1d/FLAGe5a6dd8c6 [2019-11-27 16:11:27,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce1b2ce90/836e9910fa15487eaa74e22bccb8ac1d [2019-11-27 16:11:27,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:27,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:27,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:27,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:27,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:27,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef9f778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:27, skipping insertion in model container [2019-11-27 16:11:27,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:27" (1/1) ... [2019-11-27 16:11:27,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:27,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:28,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:28,404 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:28,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:28,583 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:28,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28 WrapperNode [2019-11-27 16:11:28,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:28,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:28,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:28,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:28,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:28,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:28,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:28,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:28,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:28" (1/1) ... [2019-11-27 16:11:28,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:28,771 INFO L168 Benchmark]: Toolchain (without parser) took 1135.19 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 972.8 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:28,782 INFO L168 Benchmark]: CDTParser took 1.58 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 16:11:28,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 936.33 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 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:28,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.27 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:28,786 INFO L168 Benchmark]: Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:28,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 936.33 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 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.27 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:31,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:31,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:31,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:31,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:31,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:31,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:31,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:31,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:31,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:31,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:31,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:31,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:31,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:31,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:31,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:31,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:31,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:31,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:31,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:31,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:31,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:31,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:31,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:31,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:31,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:31,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:31,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:31,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:31,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:31,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:31,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:31,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:31,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:31,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:31,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:31,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:31,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:31,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:31,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:31,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:31,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:31,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:31,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:31,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:31,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:31,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:31,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:31,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:31,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:31,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:31,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:31,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:31,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:31,694 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:31,694 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:31,694 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:31,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:31,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:31,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:31,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:31,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:31,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:31,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:31,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:31,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:31,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:31,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:31,700 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:31,700 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:31,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:31,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:31,701 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 -> 3d1a973dcd7009ffcd2eda1338249f4d290fb62a [2019-11-27 16:11:32,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:32,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:32,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:32,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:32,190 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:32,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 16:11:32,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de212c679/0c40fdbfc16a4a66947046a524d3a37c/FLAG987d8ed3d [2019-11-27 16:11:33,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:33,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-sorted-1.i [2019-11-27 16:11:33,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de212c679/0c40fdbfc16a4a66947046a524d3a37c/FLAG987d8ed3d [2019-11-27 16:11:33,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de212c679/0c40fdbfc16a4a66947046a524d3a37c [2019-11-27 16:11:33,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:33,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:33,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:33,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:33,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:33,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33, skipping insertion in model container [2019-11-27 16:11:33,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:33,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:34,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:34,131 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:34,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:34,323 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:34,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34 WrapperNode [2019-11-27 16:11:34,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:34,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:34,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:34,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:34,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:34,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:34,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:34,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:34,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:34" (1/1) ... [2019-11-27 16:11:34,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:34,526 INFO L168 Benchmark]: Toolchain (without parser) took 1210.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:34,528 INFO L168 Benchmark]: CDTParser took 0.40 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 16:11:34,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1000.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:34,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:34,539 INFO L168 Benchmark]: Boogie Preprocessor took 98.70 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:34,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1000.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.70 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 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...