./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.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_reverse.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 db17479a00afa98e4ce70a37e790a923b748e4dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_reverse.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 db17479a00afa98e4ce70a37e790a923b748e4dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:55:15,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:15,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:15,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:15,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:15,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:15,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:15,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:15,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:15,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:15,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:15,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:15,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:15,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:15,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:15,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:15,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:15,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:15,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:15,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:15,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:15,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:15,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:15,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:15,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:15,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:15,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:15,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:15,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:15,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:15,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:15,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:15,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:15,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:15,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:15,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:15,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:15,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:15,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:15,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:15,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:15,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:55:15,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:15,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:15,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:15,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:15,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:15,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:15,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:15,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:55:15,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:15,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:15,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:15,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:15,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:15,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:15,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:15,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:15,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:15,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:15,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:15,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:15,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:15,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:15,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:15,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:15,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:15,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:55:15,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:55:15,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:15,441 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 -> db17479a00afa98e4ce70a37e790a923b748e4dc [2019-11-25 22:55:16,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:16,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:16,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:16,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:16,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:16,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-25 22:55:16,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae073e34/fdfc6ecb50b94cafb7701029af83aca8/FLAG98eb95b79 [2019-11-25 22:55:17,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:17,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-25 22:55:17,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae073e34/fdfc6ecb50b94cafb7701029af83aca8/FLAG98eb95b79 [2019-11-25 22:55:17,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae073e34/fdfc6ecb50b94cafb7701029af83aca8 [2019-11-25 22:55:17,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:17,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:17,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:17,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:17,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:17,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:17" (1/1) ... [2019-11-25 22:55:17,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c88225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:17, skipping insertion in model container [2019-11-25 22:55:17,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:17" (1/1) ... [2019-11-25 22:55:17,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:17,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:18,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:18,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:18,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:18,967 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:18,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18 WrapperNode [2019-11-25 22:55:18,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:18,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:18,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:18,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:18,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:19,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:19,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:19,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:19,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:18" (1/1) ... [2019-11-25 22:55:19,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:19,228 INFO L168 Benchmark]: Toolchain (without parser) took 1644.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:19,229 INFO L168 Benchmark]: CDTParser took 1.25 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. [2019-11-25 22:55:19,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.64 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 968.2 MB in the end (delta: -820.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:19,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.39 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 22:55:19,237 INFO L168 Benchmark]: Boogie Preprocessor took 109.42 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 22:55:19,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 1390.64 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 968.2 MB in the end (delta: -820.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.39 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 109.42 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 22:55:23,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:23,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:23,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:23,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:23,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:23,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:23,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:23,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:23,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:23,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:23,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:23,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:23,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:23,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:23,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:23,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:23,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:23,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:23,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:23,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:23,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:23,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:23,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:23,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:23,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:23,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:23,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:23,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:23,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:23,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:23,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:23,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:23,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:23,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:23,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:23,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:23,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:23,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:23,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:23,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:23,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:23,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:23,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:23,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:23,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:23,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:23,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:23,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:23,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:23,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:23,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:23,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:23,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:23,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:23,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:23,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:23,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:23,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:23,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:23,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:23,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:23,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:23,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:23,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:23,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:23,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:23,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:23,342 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:23,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:23,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:23,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:23,346 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 -> db17479a00afa98e4ce70a37e790a923b748e4dc [2019-11-25 22:55:23,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:24,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:24,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:24,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:24,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:24,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-25 22:55:24,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2af5b7f/8716d6e52a7f41efb221a45a89e4aca8/FLAG2421caa2c [2019-11-25 22:55:25,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:25,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-25 22:55:25,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2af5b7f/8716d6e52a7f41efb221a45a89e4aca8/FLAG2421caa2c [2019-11-25 22:55:25,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d2af5b7f/8716d6e52a7f41efb221a45a89e4aca8 [2019-11-25 22:55:25,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:25,892 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:25,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:25,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:25,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:25,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:25" (1/1) ... [2019-11-25 22:55:25,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:25, skipping insertion in model container [2019-11-25 22:55:25,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:25" (1/1) ... [2019-11-25 22:55:25,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:26,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:26,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:26,962 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:27,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:27,238 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:27,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27 WrapperNode [2019-11-25 22:55:27,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:27,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:27,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:27,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:27,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:27,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:27,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:27,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:27,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:27" (1/1) ... [2019-11-25 22:55:27,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:27,528 INFO L168 Benchmark]: Toolchain (without parser) took 1632.68 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 968.2 MB in the end (delta: -804.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:27,533 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:55:27,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1337.81 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 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:27,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.34 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:27,544 INFO L168 Benchmark]: Boogie Preprocessor took 129.75 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 22:55:27,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1337.81 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 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.34 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.75 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...