./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-buckets-2.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/sll-buckets-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec7b34841527490886cd362d78588ff0f0e72200 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sll-buckets-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec7b34841527490886cd362d78588ff0f0e72200 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:11:32,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:32,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:32,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:32,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:32,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:32,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:32,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:32,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:32,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:32,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:32,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:32,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:32,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:32,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:32,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:32,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:32,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:32,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:32,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:32,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:32,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:32,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:32,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:32,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:32,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:32,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:32,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:32,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:32,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:32,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:32,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:32,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:32,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:32,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:32,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:32,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:32,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:32,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:32,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:32,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:32,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:32,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:32,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:32,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:32,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:32,956 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:32,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:32,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:32,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:32,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:32,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:32,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:32,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:32,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:32,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:32,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:32,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:32,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:32,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:32,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:32,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:32,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:32,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:32,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:32,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:32,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:32,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:32,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:32,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:32,972 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 -> ec7b34841527490886cd362d78588ff0f0e72200 [2019-11-27 16:11:33,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:33,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:33,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:33,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:33,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:33,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 16:11:33,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1510eb50a/d34ec229dcce4dcca1bb9a10c287be90/FLAGd71a582ce [2019-11-27 16:11:35,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:35,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 16:11:35,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1510eb50a/d34ec229dcce4dcca1bb9a10c287be90/FLAGd71a582ce [2019-11-27 16:11:35,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1510eb50a/d34ec229dcce4dcca1bb9a10c287be90 [2019-11-27 16:11:35,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:35,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:35,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:35,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:35,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:35,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35, skipping insertion in model container [2019-11-27 16:11:35,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:35,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:36,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:36,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:36,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:36,480 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:36,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36 WrapperNode [2019-11-27 16:11:36,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:36,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:36,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:36,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:36,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:36,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:36,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:36,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:36,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:36" (1/1) ... [2019-11-27 16:11:36,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:36,776 INFO L168 Benchmark]: Toolchain (without parser) took 1617.90 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 972.6 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:36,777 INFO L168 Benchmark]: CDTParser took 0.38 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 16:11:36,780 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1338.42 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:36,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:36,786 INFO L168 Benchmark]: Boogie Preprocessor took 106.04 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:36,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1338.42 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 978.3 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 164.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.04 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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 16:11:40,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:40,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:40,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:40,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:40,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:40,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:40,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:40,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:40,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:40,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:40,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:40,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:40,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:40,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:40,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:40,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:40,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:40,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:40,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:40,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:40,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:40,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:40,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:40,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:40,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:40,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:40,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:40,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:40,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:40,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:40,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:40,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:40,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:40,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:40,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:40,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:40,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:40,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:40,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:40,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:40,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:40,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:40,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:40,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:40,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:40,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:40,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:40,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:40,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:40,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:40,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:40,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:40,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:40,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:40,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:40,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:40,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:40,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:40,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:40,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:40,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:40,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:40,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:40,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:40,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:40,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:40,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:40,877 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:40,879 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:40,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:40,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:40,883 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 -> ec7b34841527490886cd362d78588ff0f0e72200 [2019-11-27 16:11:41,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:41,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:41,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:41,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:41,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:41,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 16:11:41,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac988ea65/efe2d0dce5ab4a98828992e9318cd491/FLAGb92d8a148 [2019-11-27 16:11:42,999 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:43,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 16:11:43,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac988ea65/efe2d0dce5ab4a98828992e9318cd491/FLAGb92d8a148 [2019-11-27 16:11:43,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac988ea65/efe2d0dce5ab4a98828992e9318cd491 [2019-11-27 16:11:43,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:43,086 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:43,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:43,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:43,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:43,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43, skipping insertion in model container [2019-11-27 16:11:43,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:43,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:44,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:44,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:44,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:44,484 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:44,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44 WrapperNode [2019-11-27 16:11:44,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:44,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:44,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:44,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:44,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:44,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:44,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:44,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:44,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:44" (1/1) ... [2019-11-27 16:11:44,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:44,755 INFO L168 Benchmark]: Toolchain (without parser) took 1663.67 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 972.6 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:44,756 INFO L168 Benchmark]: CDTParser took 0.57 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 16:11:44,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1386.53 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:44,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.67 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:44,775 INFO L168 Benchmark]: Boogie Preprocessor took 118.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:44,786 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1386.53 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 978.3 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 139.67 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.60 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...