./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-ext-properties/list-ext.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 a3eaec471f51d4269ee2125af75884a2ba8bd8fa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-ext-properties/list-ext.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 a3eaec471f51d4269ee2125af75884a2ba8bd8fa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:49,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:49,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:49,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:49,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:49,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:49,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:49,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:49,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:49,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:49,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:49,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:49,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:49,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:49,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:49,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:49,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:49,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:49,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:49,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:49,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:49,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:49,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:49,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:49,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:49,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:49,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:49,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:49,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:49,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:49,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:49,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:49,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:49,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:49,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:49,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:49,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:49,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:49,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:49,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:49,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:49,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:49,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:49,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:49,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:49,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:49,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:49,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:49,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:49,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:49,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:49,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:49,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:49,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:49,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:49,649 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:49,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:49,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:49,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:49,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:49,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:49,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:49,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:49,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:49,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:49,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:49,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:49,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:49,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:49,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:49,656 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 -> a3eaec471f51d4269ee2125af75884a2ba8bd8fa [2019-11-27 09:49:50,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:50,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:50,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:50,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:50,318 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:50,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 09:49:50,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7349747fc/8d8b721e2e5e48fba73764e2e8a645cd/FLAG60660daf3 [2019-11-27 09:49:51,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:51,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 09:49:51,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7349747fc/8d8b721e2e5e48fba73764e2e8a645cd/FLAG60660daf3 [2019-11-27 09:49:51,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7349747fc/8d8b721e2e5e48fba73764e2e8a645cd [2019-11-27 09:49:51,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:51,772 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:51,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:51,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:51,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:51,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:51" (1/1) ... [2019-11-27 09:49:51,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:51, skipping insertion in model container [2019-11-27 09:49:51,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:51" (1/1) ... [2019-11-27 09:49:51,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:51,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:52,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:52,875 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:53,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:53,148 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:53,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53 WrapperNode [2019-11-27 09:49:53,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:53,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:53,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:53,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:53,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:53,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:53,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:53,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:53,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:53" (1/1) ... [2019-11-27 09:49:53,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:53,387 INFO L168 Benchmark]: Toolchain (without parser) took 1599.75 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:53,388 INFO L168 Benchmark]: CDTParser took 0.46 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 09:49:53,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1376.63 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:53,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:53,398 INFO L168 Benchmark]: Boogie Preprocessor took 88.43 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:53,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1376.63 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 124.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.43 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:57,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:57,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:57,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:57,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:57,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:57,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:57,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:57,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:57,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:57,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:57,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:57,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:57,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:57,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:57,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:57,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:57,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:57,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:57,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:57,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:57,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:57,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:57,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:57,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:57,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:57,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:57,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:57,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:57,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:57,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:57,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:57,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:57,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:57,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:57,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:57,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:57,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:57,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:57,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:57,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:57,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:57,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:57,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:57,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:57,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:57,497 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:57,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:57,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:57,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:57,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:57,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:57,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:57,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:57,501 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:57,501 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:57,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:57,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:57,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:57,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:57,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:57,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:57,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:57,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:57,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:57,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:57,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:57,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:57,510 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:57,511 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:57,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:57,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:57,513 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 -> a3eaec471f51d4269ee2125af75884a2ba8bd8fa [2019-11-27 09:49:58,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:58,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:58,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:58,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:58,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:58,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 09:49:58,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76da64c2/c35294edb7664a4398b066b3fd21c999/FLAG8f63033c8 [2019-11-27 09:49:59,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:59,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 09:49:59,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76da64c2/c35294edb7664a4398b066b3fd21c999/FLAG8f63033c8 [2019-11-27 09:49:59,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76da64c2/c35294edb7664a4398b066b3fd21c999 [2019-11-27 09:49:59,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:59,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:59,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:59,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:59,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:59,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:59" (1/1) ... [2019-11-27 09:49:59,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:59, skipping insertion in model container [2019-11-27 09:49:59,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:59" (1/1) ... [2019-11-27 09:49:59,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:59,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:00,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:00,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:00,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:00,958 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:00,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00 WrapperNode [2019-11-27 09:50:00,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:00,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:00,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:00,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:00,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:01,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:01,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:01,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:01,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:01,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:01,278 INFO L168 Benchmark]: Toolchain (without parser) took 1734.35 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:01,282 INFO L168 Benchmark]: CDTParser took 0.39 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 09:50:01,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1407.20 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:01,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.93 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:01,290 INFO L168 Benchmark]: Boogie Preprocessor took 131.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:01,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1407.20 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.93 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...