./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-sorted-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-sorted-1.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 8be34918f5cf463066a3551693e083428b9e6ee2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-sorted-1.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 8be34918f5cf463066a3551693e083428b9e6ee2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:37,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:37,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:37,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:37,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:37,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:37,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:37,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:37,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:37,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:37,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:37,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:37,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:37,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:37,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:37,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:37,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:37,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:37,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:37,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:37,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:37,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:37,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:37,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:37,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:37,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:37,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:37,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:37,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:37,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:37,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:37,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:37,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:37,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:37,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:37,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:37,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:37,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:37,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:37,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:37,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:37,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:37,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:37,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:37,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:37,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:37,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:37,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:37,766 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:37,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:37,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:37,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:37,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:37,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:37,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:37,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:37,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:37,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:37,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:37,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:37,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:37,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:37,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:37,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:37,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:37,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:37,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:37,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:37,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:37,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:37,780 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 -> 8be34918f5cf463066a3551693e083428b9e6ee2 [2019-11-27 16:11:38,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:38,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:38,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:38,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:38,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:38,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-sorted-1.i [2019-11-27 16:11:38,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ec8ad91/c7542a9edc2d450e872295647bc5ee43/FLAG19b415b3b [2019-11-27 16:11:39,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:39,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-sorted-1.i [2019-11-27 16:11:39,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ec8ad91/c7542a9edc2d450e872295647bc5ee43/FLAG19b415b3b [2019-11-27 16:11:40,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25ec8ad91/c7542a9edc2d450e872295647bc5ee43 [2019-11-27 16:11:40,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:40,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:40,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:40,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:40,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:40,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:40, skipping insertion in model container [2019-11-27 16:11:40,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:40,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:41,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,430 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:41,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,618 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:41,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41 WrapperNode [2019-11-27 16:11:41,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:41,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:41,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:41,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:41,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:41,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,829 INFO L168 Benchmark]: Toolchain (without parser) took 1557.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 974.1 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,832 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 16:11:41,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1339.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.9 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.95 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,845 INFO L168 Benchmark]: Boogie Preprocessor took 118.10 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,857 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1339.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.9 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.95 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.10 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:45,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:45,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:45,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:45,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:45,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:45,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:45,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:45,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:45,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:45,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:45,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:45,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:45,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:45,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:45,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:45,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:45,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:45,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:45,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:45,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:45,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:45,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:45,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:45,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:45,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:45,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:45,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:45,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:45,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:45,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:45,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:45,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:45,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:45,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:45,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:45,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:45,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:45,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:45,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:45,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:45,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:45,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:45,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:45,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:45,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:45,892 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:45,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:45,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:45,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:45,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:45,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:45,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:45,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:45,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:45,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:45,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:45,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:45,900 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:45,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:45,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:45,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:45,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:45,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:45,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:45,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:45,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:45,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:45,904 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:45,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:45,906 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:45,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:45,908 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 -> 8be34918f5cf463066a3551693e083428b9e6ee2 [2019-11-27 16:11:46,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:46,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:46,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:46,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:46,580 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:46,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-sorted-1.i [2019-11-27 16:11:46,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14d39e85/760c3dfa4c66405a8391a17cb2840709/FLAG8fae50a7c [2019-11-27 16:11:47,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:47,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-sorted-1.i [2019-11-27 16:11:47,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14d39e85/760c3dfa4c66405a8391a17cb2840709/FLAG8fae50a7c [2019-11-27 16:11:48,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14d39e85/760c3dfa4c66405a8391a17cb2840709 [2019-11-27 16:11:48,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:48,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:48,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:48,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:48,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:48,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8f1ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:48, skipping insertion in model container [2019-11-27 16:11:48,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:48,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:49,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,609 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:49,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:49,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49 WrapperNode [2019-11-27 16:11:49,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:49,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:49,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:49,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:49,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:50,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:50,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:50,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:50,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:50,186 INFO L168 Benchmark]: Toolchain (without parser) took 1749.90 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 974.0 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,192 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.19 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 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:50,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.59 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,205 INFO L168 Benchmark]: Boogie Preprocessor took 118.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:50,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 1452.19 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 979.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.59 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.96 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...