./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 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/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 0.1.24-509859d [2019-11-27 16:12:06,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:06,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:06,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:06,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:06,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:06,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:06,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:06,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:06,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:06,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:06,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:06,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:06,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:06,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:06,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:06,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:06,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:06,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:06,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:06,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:06,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:06,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:06,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:06,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:06,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:06,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:06,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:06,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:06,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:06,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:06,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:06,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:06,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:06,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:06,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:06,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:07,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:07,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:07,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:07,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:07,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:07,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:07,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:07,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:07,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:07,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:07,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:07,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:07,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:07,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:07,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:07,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:07,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:07,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:07,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:07,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:07,060 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:07,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:07,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:07,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:07,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:07,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:07,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:07,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:07,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:07,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:07,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:07,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:07,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:07,066 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 [2019-11-27 16:12:07,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:07,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:07,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:07,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:07,653 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:07,654 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 16:12:07,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2e314fd/8a8c5aa2138b4afa8e1e4e1f6d8ef521/FLAG5bd70b712 [2019-11-27 16:12:08,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:08,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 16:12:09,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2e314fd/8a8c5aa2138b4afa8e1e4e1f6d8ef521/FLAG5bd70b712 [2019-11-27 16:12:09,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2e314fd/8a8c5aa2138b4afa8e1e4e1f6d8ef521 [2019-11-27 16:12:09,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:09,463 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:09,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:09,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:09,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:09,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:09" (1/1) ... [2019-11-27 16:12:09,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207b6c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:09, skipping insertion in model container [2019-11-27 16:12:09,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:09" (1/1) ... [2019-11-27 16:12:09,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:09,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:10,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:10,534 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:10,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:10,795 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:10,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10 WrapperNode [2019-11-27 16:12:10,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:10,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:10,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:10,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:10,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:10,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:10,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:10,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:10,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:10,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:10,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:10,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:10,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:10,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:11,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:11,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:11,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:10" (1/1) ... [2019-11-27 16:12:11,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:11,066 INFO L168 Benchmark]: Toolchain (without parser) took 1593.75 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:11,067 INFO L168 Benchmark]: CDTParser took 0.29 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 16:12:11,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1325.40 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:11,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.49 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:11,086 INFO L168 Benchmark]: Boogie Preprocessor took 94.92 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:11,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1325.40 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.49 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.92 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 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 16:12:14,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:14,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:14,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:14,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:14,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:14,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:14,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:14,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:14,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:14,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:14,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:14,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:14,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:14,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:14,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:14,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:14,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:14,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:14,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:14,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:14,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:14,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:14,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:14,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:14,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:14,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:14,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:14,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:14,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:14,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:14,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:14,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:14,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:15,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:15,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:15,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:15,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:15,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:15,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:15,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:15,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:12:15,053 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:15,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:15,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:15,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:15,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:15,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:15,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:15,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:15,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:15,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:15,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:15,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:15,069 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:12:15,070 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:12:15,070 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:15,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:15,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:15,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:15,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:15,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:15,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:15,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:15,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:15,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:15,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:15,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:15,076 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:12:15,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:12:15,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:15,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:12:15,081 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 [2019-11-27 16:12:15,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:15,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:15,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:15,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:15,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:15,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 16:12:15,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff06d5697/f04cc52440bb49989da62cb48bc8a3d8/FLAG12ebfe430 [2019-11-27 16:12:17,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:17,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 16:12:17,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff06d5697/f04cc52440bb49989da62cb48bc8a3d8/FLAG12ebfe430 [2019-11-27 16:12:17,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff06d5697/f04cc52440bb49989da62cb48bc8a3d8 [2019-11-27 16:12:17,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:17,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:17,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:17,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:17,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:17,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:17" (1/1) ... [2019-11-27 16:12:17,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@260bf701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:17, skipping insertion in model container [2019-11-27 16:12:17,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:17" (1/1) ... [2019-11-27 16:12:17,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:17,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:18,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:18,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:18,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:18,818 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:18,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18 WrapperNode [2019-11-27 16:12:18,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:18,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:18,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:18,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:18,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:18,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:18,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:18,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:18,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:18,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:18,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:18,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:18,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:18,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:19,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:19,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:19,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:18" (1/1) ... [2019-11-27 16:12:19,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:19,063 INFO L168 Benchmark]: Toolchain (without parser) took 1527.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.3 MB in the end (delta: -2.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:19,064 INFO L168 Benchmark]: CDTParser took 2.79 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 16:12:19,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1285.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.0 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:19,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.57 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:19,074 INFO L168 Benchmark]: Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:19,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1285.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.0 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.57 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.71 ms. Allocated memory is still 1.0 GB. Free memory is still 968.3 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...