./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:55:14,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:14,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:14,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:14,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:14,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:14,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:14,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:14,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:14,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:14,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:14,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:14,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:14,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:14,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:14,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:14,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:14,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:14,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:14,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:14,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:14,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:14,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:14,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:14,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:14,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:14,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:14,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:14,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:14,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:14,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:14,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:14,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:14,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:14,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:14,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:14,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:14,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:14,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:14,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:14,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:14,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:55:14,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:14,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:14,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:14,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:14,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:14,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:14,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:14,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:55:14,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:14,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:14,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:14,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:14,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:14,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:14,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:14,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:14,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:14,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:14,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:14,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:14,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:14,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:14,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:14,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:14,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:14,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:55:14,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:55:14,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:14,205 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-25 22:55:14,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:14,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:14,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:14,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:14,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:14,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-25 22:55:14,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527eea2fc/78264a41c94c48a0a3d1e1aa0fec123e/FLAGc336a4a55 [2019-11-25 22:55:15,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:15,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-25 22:55:15,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527eea2fc/78264a41c94c48a0a3d1e1aa0fec123e/FLAGc336a4a55 [2019-11-25 22:55:15,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527eea2fc/78264a41c94c48a0a3d1e1aa0fec123e [2019-11-25 22:55:15,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:15,787 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:15,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:15,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:15,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:15,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:15" (1/1) ... [2019-11-25 22:55:15,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33447941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:15, skipping insertion in model container [2019-11-25 22:55:15,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:15" (1/1) ... [2019-11-25 22:55:15,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:15,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:16,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:16,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:16,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:16,755 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:16,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16 WrapperNode [2019-11-25 22:55:16,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:16,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:16,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:16,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:16,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:16,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:16,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:16,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:16,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:16,991 INFO L168 Benchmark]: Toolchain (without parser) took 1197.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -826.0 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:16,992 INFO L168 Benchmark]: CDTParser took 2.17 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:16,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:16,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.25 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:16,999 INFO L168 Benchmark]: Boogie Preprocessor took 94.36 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:17,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 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 962.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.25 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.36 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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 0.1.24-65d6cd2 [2019-11-25 22:55:19,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:19,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:19,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:19,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:19,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:19,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:19,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:19,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:19,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:19,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:19,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:19,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:19,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:19,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:19,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:19,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:19,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:19,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:19,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:19,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:19,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:19,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:19,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:19,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:19,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:19,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:19,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:19,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:19,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:19,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:19,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:19,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:19,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:19,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:19,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:19,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:19,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:19,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:19,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:19,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:19,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:19,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:19,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:19,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:19,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:19,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:19,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:19,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:19,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:19,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:19,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:19,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:19,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:19,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:19,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:19,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:19,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:19,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:19,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:19,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:19,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:19,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:19,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:19,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:19,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:19,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:19,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:19,973 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:19,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:19,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:19,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:19,977 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-25 22:55:20,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:20,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:20,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:20,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:20,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:20,496 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-25 22:55:20,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80c48cf79/bf71da1bfceb4d5686aab9de33552356/FLAG0041b58cc [2019-11-25 22:55:21,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:21,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-25 22:55:21,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80c48cf79/bf71da1bfceb4d5686aab9de33552356/FLAG0041b58cc [2019-11-25 22:55:21,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80c48cf79/bf71da1bfceb4d5686aab9de33552356 [2019-11-25 22:55:21,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:21,680 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:21,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:21,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:21,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:21,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:21" (1/1) ... [2019-11-25 22:55:21,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0a86e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:21, skipping insertion in model container [2019-11-25 22:55:21,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:21" (1/1) ... [2019-11-25 22:55:21,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:21,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:22,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:22,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:22,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:22,691 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:22,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22 WrapperNode [2019-11-25 22:55:22,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:22,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:22,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:22,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:22,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:22,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:22,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:22,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:22,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:22" (1/1) ... [2019-11-25 22:55:22,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:22,926 INFO L168 Benchmark]: Toolchain (without parser) took 1244.71 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 966.7 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:22,931 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 22:55:22,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1011.26 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: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:22,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:22,937 INFO L168 Benchmark]: Boogie Preprocessor took 101.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:22,944 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 1011.26 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: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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...