./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 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-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 0.1.24-32f2683 [2019-11-24 21:08:27,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:27,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:27,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:27,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:27,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:27,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:27,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:27,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:27,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:27,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:27,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:27,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:27,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:27,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:27,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:27,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:27,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:27,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:27,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:27,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:27,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:27,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:27,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:27,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:27,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:27,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:27,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:27,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:27,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:27,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:27,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:27,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:27,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:27,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:27,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:27,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:27,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:27,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:27,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:27,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:27,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:08:27,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:27,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:27,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:27,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:27,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:27,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:27,843 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:27,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:08:27,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:27,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:27,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:27,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:27,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:27,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:27,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:27,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:27,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:27,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:27,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:27,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:27,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:27,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:27,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:27,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:27,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:27,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:27,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:08:27,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:08:27,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:27,861 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 [2019-11-24 21:08:28,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:28,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:28,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:28,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:28,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:28,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-24 21:08:28,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327709497/c9ca3d704dd04e7393d2bd80c3189b77/FLAG8af6fc2c0 [2019-11-24 21:08:29,842 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:29,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-24 21:08:29,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327709497/c9ca3d704dd04e7393d2bd80c3189b77/FLAG8af6fc2c0 [2019-11-24 21:08:29,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327709497/c9ca3d704dd04e7393d2bd80c3189b77 [2019-11-24 21:08:29,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:29,935 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:29,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:29,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:29,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:29,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:29" (1/1) ... [2019-11-24 21:08:29,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35365046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:29, skipping insertion in model container [2019-11-24 21:08:29,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:29" (1/1) ... [2019-11-24 21:08:29,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:30,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:30,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:30,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:31,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:31,245 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:31,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31 WrapperNode [2019-11-24 21:08:31,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:31,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:31,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:31,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:31,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:31,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:31,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:31,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:31,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:31" (1/1) ... [2019-11-24 21:08:31,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:31,497 INFO L168 Benchmark]: Toolchain (without parser) took 1547.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:31,502 INFO L168 Benchmark]: CDTParser took 0.94 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 21:08:31,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1309.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:31,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.60 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 21:08:31,511 INFO L168 Benchmark]: Boogie Preprocessor took 108.48 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 21:08:31,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 1309.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.60 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 108.48 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:35,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:35,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:35,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:35,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:35,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:35,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:35,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:35,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:35,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:35,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:35,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:35,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:35,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:35,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:35,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:35,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:35,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:35,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:35,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:35,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:35,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:35,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:35,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:35,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:35,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:35,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:35,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:35,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:35,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:35,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:35,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:35,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:35,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:35,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:35,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:35,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:35,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:35,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:35,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:35,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:35,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:35,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:35,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:35,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:35,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:35,604 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:35,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:35,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:35,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:35,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:35,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:35,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:35,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:35,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:35,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:35,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:35,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:35,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:35,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:35,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:35,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:35,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:35,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:35,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:35,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:35,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:35,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:35,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:35,620 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:35,623 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:35,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:35,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:35,625 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 [2019-11-24 21:08:36,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:36,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:36,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:36,270 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:36,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:36,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-24 21:08:36,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f01109096/35d6f3a2686e4168913a9fa007256e62/FLAG856d2be98 [2019-11-24 21:08:37,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:37,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2019-11-24 21:08:37,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f01109096/35d6f3a2686e4168913a9fa007256e62/FLAG856d2be98 [2019-11-24 21:08:37,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f01109096/35d6f3a2686e4168913a9fa007256e62 [2019-11-24 21:08:37,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:37,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:37,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:37,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:37,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:37,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:37" (1/1) ... [2019-11-24 21:08:37,803 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 24.11 09:08:37, skipping insertion in model container [2019-11-24 21:08:37,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:37" (1/1) ... [2019-11-24 21:08:37,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:37,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:38,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:38,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:38,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:39,097 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:39,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39 WrapperNode [2019-11-24 21:08:39,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:39,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:39,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:39,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:39,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:39,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:39,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:39,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:39,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:39" (1/1) ... [2019-11-24 21:08:39,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:39,377 INFO L168 Benchmark]: Toolchain (without parser) took 1591.65 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: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:39,381 INFO L168 Benchmark]: CDTParser took 2.76 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:39,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 21:08:39,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.54 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. [2019-11-24 21:08:39,399 INFO L168 Benchmark]: Boogie Preprocessor took 112.40 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:39,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 1314.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 151.54 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. * Boogie Preprocessor took 112.40 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...