./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-buckets-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 ec7b34841527490886cd362d78588ff0f0e72200 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-buckets-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 ec7b34841527490886cd362d78588ff0f0e72200 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:44,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:44,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:44,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:44,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:44,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:44,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:44,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:44,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:44,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:44,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:44,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:44,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:44,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:44,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:44,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:44,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:44,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:44,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:44,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:44,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:44,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:44,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:44,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:44,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:44,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:44,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:44,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:44,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:44,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:44,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:44,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:44,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:44,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:44,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:44,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:44,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:44,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:44,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:44,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:44,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:44,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:44,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:44,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:44,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:44,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:44,899 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:44,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:44,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:44,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:44,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:44,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:44,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:44,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:44,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:44,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:44,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:44,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:44,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:44,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:44,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:44,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:44,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:44,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:44,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:44,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:44,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:44,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:44,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:44,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:44,916 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 -> ec7b34841527490886cd362d78588ff0f0e72200 [2019-11-27 09:49:45,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:45,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:45,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:45,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:45,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:45,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 09:49:45,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b7e59e4/3ed0ba91106049a8b35077ea1ac1befe/FLAGb5935551f [2019-11-27 09:49:46,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:46,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 09:49:46,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b7e59e4/3ed0ba91106049a8b35077ea1ac1befe/FLAGb5935551f [2019-11-27 09:49:46,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b7e59e4/3ed0ba91106049a8b35077ea1ac1befe [2019-11-27 09:49:47,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:47,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:47,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:47,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:47,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:47,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:47,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:47, skipping insertion in model container [2019-11-27 09:49:47,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:47,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:47,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:48,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:48,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:48,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:48,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:48,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48 WrapperNode [2019-11-27 09:49:48,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:48,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:48,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:48,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:48,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:48,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:48,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:48,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:48,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:48" (1/1) ... [2019-11-27 09:49:48,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:48,619 INFO L168 Benchmark]: Toolchain (without parser) took 1606.51 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 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:48,635 INFO L168 Benchmark]: CDTParser took 0.34 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 09:49:48,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1348.26 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:48,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:48,644 INFO L168 Benchmark]: Boogie Preprocessor took 94.07 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:48,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1348.26 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.07 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:52,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:52,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:52,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:52,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:52,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:52,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:52,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:52,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:52,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:52,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:52,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:52,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:52,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:52,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:52,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:52,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:52,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:52,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:52,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:52,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:52,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:52,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:52,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:52,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:52,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:52,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:52,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:52,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:52,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:52,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:52,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:52,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:52,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:52,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:52,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:52,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:52,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:52,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:52,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:52,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:52,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:52,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:52,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:52,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:52,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:52,764 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:52,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:52,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:52,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:52,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:52,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:52,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:52,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:52,771 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:52,772 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:52,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:52,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:52,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:52,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:52,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:52,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:52,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:52,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:52,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:52,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:52,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:52,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:52,779 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:52,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:52,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:52,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:52,784 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 -> ec7b34841527490886cd362d78588ff0f0e72200 [2019-11-27 09:49:53,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:53,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:53,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:53,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:53,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:53,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 09:49:53,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27664191a/0bf7259205634d629a806dfa5739de43/FLAG4dd0ba3bd [2019-11-27 09:49:54,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:54,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-27 09:49:54,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27664191a/0bf7259205634d629a806dfa5739de43/FLAG4dd0ba3bd [2019-11-27 09:49:54,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27664191a/0bf7259205634d629a806dfa5739de43 [2019-11-27 09:49:54,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:54,922 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:54,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:54,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:54,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:54,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:54" (1/1) ... [2019-11-27 09:49:54,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc7dcd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:54, skipping insertion in model container [2019-11-27 09:49:54,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:54" (1/1) ... [2019-11-27 09:49:54,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:55,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:56,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:56,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:56,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:56,324 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:56,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56 WrapperNode [2019-11-27 09:49:56,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:56,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:56,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:56,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:56,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:56,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:56,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:56,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:56,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:56" (1/1) ... [2019-11-27 09:49:56,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:56,632 INFO L168 Benchmark]: Toolchain (without parser) took 1703.36 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. [2019-11-27 09:49:56,634 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:56,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1402.96 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. [2019-11-27 09:49:56,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.52 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. [2019-11-27 09:49:56,641 INFO L168 Benchmark]: Boogie Preprocessor took 107.31 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. [2019-11-27 09:49:56,655 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1402.96 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 184.52 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 107.31 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...