./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-circular-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 811c06b4616c360d68e825b8fa9e0b4596e5faf8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-circular-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 811c06b4616c360d68e825b8fa9e0b4596e5faf8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:42,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:42,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:42,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:42,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:42,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:42,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:42,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:42,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:42,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:42,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:42,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:42,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:42,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:42,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:42,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:42,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:42,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:42,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:42,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:42,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:42,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:42,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:42,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:42,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:42,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:42,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:42,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:42,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:42,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:42,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:42,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:42,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:42,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:42,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:42,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:42,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:42,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:42,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:42,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:42,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:42,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:42,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:42,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:42,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:42,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:42,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:42,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:42,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:42,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:42,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:42,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:42,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:42,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:42,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:42,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:42,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:42,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:42,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:42,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:42,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:42,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:42,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:42,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:42,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:42,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:42,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:42,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:42,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:42,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:42,340 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 -> 811c06b4616c360d68e825b8fa9e0b4596e5faf8 [2019-11-25 22:54:42,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:42,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:42,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:42,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:42,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:42,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-25 22:54:43,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1723700/7b65490aff724a449469209111028086/FLAG188c4d99a [2019-11-25 22:54:44,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:44,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-25 22:54:44,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1723700/7b65490aff724a449469209111028086/FLAG188c4d99a [2019-11-25 22:54:44,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d1723700/7b65490aff724a449469209111028086 [2019-11-25 22:54:44,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:44,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:44,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:44,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:44,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:44,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:44" (1/1) ... [2019-11-25 22:54:44,396 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 25.11 10:54:44, skipping insertion in model container [2019-11-25 22:54:44,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:44" (1/1) ... [2019-11-25 22:54:44,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:44,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:45,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:45,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:45,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:45,709 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:45,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45 WrapperNode [2019-11-25 22:54:45,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:45,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:45,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:45,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:45,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:45,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:45,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:45,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:45,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:45" (1/1) ... [2019-11-25 22:54:45,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:45,971 INFO L168 Benchmark]: Toolchain (without parser) took 1594.14 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:45,980 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:54:45,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1335.86 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. [2019-11-25 22:54:45,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.74 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. [2019-11-25 22:54:45,994 INFO L168 Benchmark]: Boogie Preprocessor took 84.89 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. [2019-11-25 22:54:46,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1335.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.74 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 84.89 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:49,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:49,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:49,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:49,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:49,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:49,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:49,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:49,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:49,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:49,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:49,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:49,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:49,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:49,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:49,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:49,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:49,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:49,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:49,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:49,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:49,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:49,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:49,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:49,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:49,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:49,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:49,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:49,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:49,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:49,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:49,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:49,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:49,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:49,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:49,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:49,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:49,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:49,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:49,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:49,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:49,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:50,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:50,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:50,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:50,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:50,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:50,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:50,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:50,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:50,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:50,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:50,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:50,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:50,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:50,026 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:50,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:50,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:50,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:50,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:50,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:50,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:50,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:50,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:50,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:50,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:50,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:50,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:50,034 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:50,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:50,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:50,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:50,038 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 -> 811c06b4616c360d68e825b8fa9e0b4596e5faf8 [2019-11-25 22:54:50,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:50,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:50,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:50,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:50,623 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:50,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-25 22:54:50,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dcdfb03/e588ed0514a3459bb5ac6739643c6beb/FLAGf96a40140 [2019-11-25 22:54:51,940 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:51,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-circular-1.i [2019-11-25 22:54:51,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dcdfb03/e588ed0514a3459bb5ac6739643c6beb/FLAGf96a40140 [2019-11-25 22:54:52,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dcdfb03/e588ed0514a3459bb5ac6739643c6beb [2019-11-25 22:54:52,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:52,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:52,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:52,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:52,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:52,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:52" (1/1) ... [2019-11-25 22:54:52,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ede87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:52, skipping insertion in model container [2019-11-25 22:54:52,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:52" (1/1) ... [2019-11-25 22:54:52,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:52,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:53,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:53,637 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:53,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:53,900 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:53,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53 WrapperNode [2019-11-25 22:54:53,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:53,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:53,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:53,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:53,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:53,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:54,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:54,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:54,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:54,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:53" (1/1) ... [2019-11-25 22:54:54,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:54,220 INFO L168 Benchmark]: Toolchain (without parser) took 1749.78 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:54,226 INFO L168 Benchmark]: CDTParser took 1.21 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. [2019-11-25 22:54:54,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1433.14 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:54,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.88 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:54,232 INFO L168 Benchmark]: Boogie Preprocessor took 128.81 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:54,240 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 1433.14 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.88 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.81 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...