./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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-rb-cnstr_1-2.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 3aee1e8d9b723b18f218b6c1185554e637930c5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:20:33,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:20:33,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:20:33,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:20:33,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:20:33,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:20:33,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:20:33,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:20:33,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:20:33,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:20:33,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:20:33,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:20:33,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:20:33,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:20:33,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:20:33,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:20:33,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:20:33,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:20:33,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:20:33,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:20:33,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:20:33,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:20:33,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:20:33,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:20:33,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:20:33,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:20:33,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:20:33,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:20:33,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:20:33,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:20:33,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:20:33,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:20:33,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:20:33,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:20:33,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:20:33,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:20:33,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:20:33,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:20:33,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:20:33,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:20:33,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:20:33,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:20:33,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:20:33,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:20:33,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:20:33,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:20:33,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:20:33,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:20:33,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:20:33,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:20:33,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:20:33,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:20:33,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:20:33,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:20:33,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:20:33,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:20:33,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:20:33,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:20:33,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:20:33,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:20:33,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:20:33,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:20:33,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:20:33,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:20:33,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:20:33,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:20:33,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:20:33,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:20:33,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:20:33,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:20:33,292 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 -> 3aee1e8d9b723b18f218b6c1185554e637930c5d [2019-11-16 21:20:33,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:20:33,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:20:33,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:20:33,934 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:20:33,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:20:33,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2019-11-16 21:20:34,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4581129e2/427f19f2d56d4b1b989767332aef1ec0/FLAGd850f27b6 [2019-11-16 21:20:35,304 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:20:35,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-2.i [2019-11-16 21:20:35,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4581129e2/427f19f2d56d4b1b989767332aef1ec0/FLAGd850f27b6 [2019-11-16 21:20:35,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4581129e2/427f19f2d56d4b1b989767332aef1ec0 [2019-11-16 21:20:35,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:20:35,400 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:20:35,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:20:35,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:20:35,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:20:35,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:35" (1/1) ... [2019-11-16 21:20:35,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1940c3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:35, skipping insertion in model container [2019-11-16 21:20:35,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:20:35" (1/1) ... [2019-11-16 21:20:35,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:20:35,545 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:20:36,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:20:36,467 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:20:36,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:20:36,716 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:20:36,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36 WrapperNode [2019-11-16 21:20:36,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:20:36,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:20:36,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:20:36,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:20:36,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:20:36,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:20:36,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:20:36,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:20:36,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:36,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:37,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:20:36" (1/1) ... [2019-11-16 21:20:37,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:20:37,029 INFO L168 Benchmark]: Toolchain (without parser) took 1621.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.5 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:20:37,034 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-16 21:20:37,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:20:37,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.38 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:20:37,042 INFO L168 Benchmark]: Boogie Preprocessor took 126.46 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:20:37,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1314.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.38 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.46 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...