./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-ext3-properties/sll_of_sll_nondet_append-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97803e25fa9c93af226c12b428989e782cbca177 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext3-properties/sll_of_sll_nondet_append-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97803e25fa9c93af226c12b428989e782cbca177 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:09:17,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:17,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:17,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:17,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:17,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:17,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:17,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:17,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:17,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:17,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:17,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:17,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:17,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:17,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:17,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:17,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:17,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:17,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:17,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:17,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:17,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:17,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:17,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:17,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:17,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:17,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:17,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:17,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:17,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:17,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:17,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:17,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:17,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:17,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:17,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:17,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:17,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:17,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:17,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:17,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:17,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:09:17,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:17,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:17,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:17,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:17,556 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:17,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:17,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:17,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:09:17,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:17,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:17,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:17,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:17,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:17,562 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:17,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:17,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:17,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:17,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:17,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:17,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:17,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:17,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:17,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:17,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:17,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:17,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:17,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:09:17,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:09:17,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:17,571 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 -> 97803e25fa9c93af226c12b428989e782cbca177 [2019-11-24 21:09:18,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:18,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:18,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:18,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:18,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:18,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-24 21:09:18,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23518ab8b/d998f22b9ae048c0952004d6a71142ac/FLAG4a73b777c [2019-11-24 21:09:19,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:19,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-24 21:09:19,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23518ab8b/d998f22b9ae048c0952004d6a71142ac/FLAG4a73b777c [2019-11-24 21:09:19,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23518ab8b/d998f22b9ae048c0952004d6a71142ac [2019-11-24 21:09:19,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:19,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:19,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:19,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:19,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:19,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:19" (1/1) ... [2019-11-24 21:09:19,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:19, skipping insertion in model container [2019-11-24 21:09:19,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:19" (1/1) ... [2019-11-24 21:09:19,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:19,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:20,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:20,815 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:20,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:21,080 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:21,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21 WrapperNode [2019-11-24 21:09:21,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:21,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:21,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:21,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:21,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:21,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:21,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:21,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:21,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,335 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:21" (1/1) ... [2019-11-24 21:09:21,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:21,356 INFO L168 Benchmark]: Toolchain (without parser) took 1593.50 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:21,368 INFO L168 Benchmark]: CDTParser took 0.98 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. [2019-11-24 21:09:21,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.94 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:21,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:21,378 INFO L168 Benchmark]: Boogie Preprocessor took 99.61 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:21,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 1320.94 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.61 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:09:25,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:25,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:25,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:25,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:25,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:25,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:25,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:25,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:25,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:25,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:25,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:25,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:25,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:25,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:25,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:25,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:25,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:25,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:25,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:25,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:25,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:25,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:25,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:25,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:25,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:25,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:25,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:25,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:25,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:25,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:25,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:25,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:25,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:25,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:25,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:25,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:25,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:25,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:25,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:25,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:25,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:09:25,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:25,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:25,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:25,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:25,475 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:25,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:25,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:25,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:25,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:25,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:25,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:25,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:25,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:25,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:09:25,480 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:09:25,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:25,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:25,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:25,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:25,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:25,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:25,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:25,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:25,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:25,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:25,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:25,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:25,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:09:25,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:09:25,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:25,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:09:25,495 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 -> 97803e25fa9c93af226c12b428989e782cbca177 [2019-11-24 21:09:26,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:26,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:26,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:26,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:26,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:26,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-24 21:09:26,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb3b4c2f/2075f5b2baa74de487d820505149b416/FLAG94364050f [2019-11-24 21:09:27,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:27,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-24 21:09:27,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb3b4c2f/2075f5b2baa74de487d820505149b416/FLAG94364050f [2019-11-24 21:09:27,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cb3b4c2f/2075f5b2baa74de487d820505149b416 [2019-11-24 21:09:27,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:27,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:27,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:27,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:27,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:27,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:27" (1/1) ... [2019-11-24 21:09:27,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e09eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:27, skipping insertion in model container [2019-11-24 21:09:27,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:27" (1/1) ... [2019-11-24 21:09:27,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:27,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:28,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:28,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:28,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:28,933 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:28,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28 WrapperNode [2019-11-24 21:09:28,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:28,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:28,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:28,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:28,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:29,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:29,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:29,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:29,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:28" (1/1) ... [2019-11-24 21:09:29,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:29,213 INFO L168 Benchmark]: Toolchain (without parser) took 1560.76 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 966.7 MB in the end (delta: 684.0 kB). Peak memory consumption was 749.5 kB. Max. memory is 12.5 GB. [2019-11-24 21:09:29,215 INFO L168 Benchmark]: CDTParser took 2.37 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. [2019-11-24 21:09:29,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1282.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:29,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:29,223 INFO L168 Benchmark]: Boogie Preprocessor took 134.85 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:29,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 1282.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.5 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.85 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...