./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-simple-white-blue-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/forester-heap/sll-simple-white-blue-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 adee0aad8018029b1a093d0ddfc0de44abfd0e03 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/sll-simple-white-blue-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 adee0aad8018029b1a093d0ddfc0de44abfd0e03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:08:31,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:31,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:31,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:31,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:31,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:31,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:31,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:31,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:31,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:31,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:31,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:31,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:31,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:31,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:31,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:31,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:31,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:31,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:31,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:31,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:31,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:31,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:31,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:31,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:31,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:31,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:31,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:31,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:31,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:31,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:31,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:31,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:31,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:31,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:31,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:31,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:31,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:31,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:31,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:31,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:31,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:08:31,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:31,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:31,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:31,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:31,736 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:31,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:31,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:31,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:08:31,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:31,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:31,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:31,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:31,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:31,742 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:31,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:31,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:31,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:31,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:31,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:31,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:31,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:31,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:31,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:31,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:31,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:31,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:31,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:08:31,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:08:31,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:31,752 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 -> adee0aad8018029b1a093d0ddfc0de44abfd0e03 [2019-11-24 21:08:32,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:32,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:32,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:32,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:32,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:32,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2019-11-24 21:08:32,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2c10eb/c6753585bf29410082bb088af7774fe7/FLAG2cd0b9b69 [2019-11-24 21:08:33,761 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:33,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2019-11-24 21:08:33,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2c10eb/c6753585bf29410082bb088af7774fe7/FLAG2cd0b9b69 [2019-11-24 21:08:33,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b2c10eb/c6753585bf29410082bb088af7774fe7 [2019-11-24 21:08:33,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:33,856 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:33,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:33,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:33,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:33,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:33" (1/1) ... [2019-11-24 21:08:33,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:33, skipping insertion in model container [2019-11-24 21:08:33,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:33" (1/1) ... [2019-11-24 21:08:33,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:34,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:34,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:34,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:35,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:35,217 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:35,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35 WrapperNode [2019-11-24 21:08:35,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:35,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:35,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:35,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:35,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:35,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:35,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:35,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:35,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:35" (1/1) ... [2019-11-24 21:08:35,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:35,482 INFO L168 Benchmark]: Toolchain (without parser) took 1620.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.5 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:35,490 INFO L168 Benchmark]: CDTParser took 1.10 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 21:08:35,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:35,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.54 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:35,500 INFO L168 Benchmark]: Boogie Preprocessor took 110.92 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:35,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 1364.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.54 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.92 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:39,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:39,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:39,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:39,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:39,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:39,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:39,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:39,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:39,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:39,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:39,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:39,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:39,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:39,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:39,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:39,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:39,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:39,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:39,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:39,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:39,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:39,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:39,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:39,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:39,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:39,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:39,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:39,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:39,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:39,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:39,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:39,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:39,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:39,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:39,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:39,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:39,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:39,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:39,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:39,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:39,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:39,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:39,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:39,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:39,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:39,691 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:39,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:39,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:39,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:39,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:39,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:39,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:39,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:39,696 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:39,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:39,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:39,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:39,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:39,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:39,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:39,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:39,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:39,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:39,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:39,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:39,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:39,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:39,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:39,705 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:39,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:39,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:39,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:39,709 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 -> adee0aad8018029b1a093d0ddfc0de44abfd0e03 [2019-11-24 21:08:40,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:40,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:40,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:40,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:40,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:40,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2019-11-24 21:08:40,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6de1d2e7b/5f8d5308d2b84d66bb06d38682e4f66f/FLAG76bf64676 [2019-11-24 21:08:41,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:41,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-simple-white-blue-2.i [2019-11-24 21:08:41,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6de1d2e7b/5f8d5308d2b84d66bb06d38682e4f66f/FLAG76bf64676 [2019-11-24 21:08:41,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6de1d2e7b/5f8d5308d2b84d66bb06d38682e4f66f [2019-11-24 21:08:41,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:41,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:41,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:41,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:41,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:41,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:41" (1/1) ... [2019-11-24 21:08:41,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f614e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:41, skipping insertion in model container [2019-11-24 21:08:41,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:41" (1/1) ... [2019-11-24 21:08:41,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:42,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:42,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:43,014 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:43,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:43,299 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:43,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43 WrapperNode [2019-11-24 21:08:43,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:43,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:43,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:43,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:43,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:43,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:43,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:43,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:43,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:43" (1/1) ... [2019-11-24 21:08:43,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:43,573 INFO L168 Benchmark]: Toolchain (without parser) took 1679.87 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:43,575 INFO L168 Benchmark]: CDTParser took 2.75 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 21:08:43,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1404.50 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:43,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:43,585 INFO L168 Benchmark]: Boogie Preprocessor took 101.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:43,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 1404.50 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...