./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-01-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-01-1.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 20b427b12ecab1a55ea16dbf631b005753a22a0b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-01-1.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 20b427b12ecab1a55ea16dbf631b005753a22a0b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:31,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:31,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:31,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:31,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:31,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:31,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:31,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:31,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:31,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:31,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:31,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:31,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:31,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:31,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:31,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:31,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:31,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:31,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:31,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:31,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:31,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:31,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:31,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:31,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:31,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:31,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:31,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:31,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:31,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:31,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:31,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:31,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:31,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:31,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:31,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:31,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:31,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:31,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:31,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:31,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:31,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:31,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:31,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:31,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:31,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:31,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:31,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:31,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:31,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:31,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:31,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:31,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:31,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:31,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:31,549 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:31,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:31,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:31,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:31,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:31,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:31,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:31,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:31,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:31,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:31,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:31,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:31,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:31,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:31,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:31,555 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 -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-27 16:11:32,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:32,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:32,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:32,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:32,250 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:32,251 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 16:11:32,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367e063ea/b1f09bc29ef74350988fd8306e1134e4/FLAG273143cec [2019-11-27 16:11:33,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:33,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 16:11:33,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367e063ea/b1f09bc29ef74350988fd8306e1134e4/FLAG273143cec [2019-11-27 16:11:33,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/367e063ea/b1f09bc29ef74350988fd8306e1134e4 [2019-11-27 16:11:33,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:33,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:33,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:33,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:33,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:33,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c7b1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:33, skipping insertion in model container [2019-11-27 16:11:33,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:33" (1/1) ... [2019-11-27 16:11:33,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:33,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:34,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:34,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:34,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:35,017 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:35,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35 WrapperNode [2019-11-27 16:11:35,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:35,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:35,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:35,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:35,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:35,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:35,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:35,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:35,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:35" (1/1) ... [2019-11-27 16:11:35,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:35,308 INFO L168 Benchmark]: Toolchain (without parser) took 1582.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:35,310 INFO L168 Benchmark]: CDTParser took 1.39 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. [2019-11-27 16:11:35,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:35,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.99 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:35,317 INFO L168 Benchmark]: Boogie Preprocessor took 106.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:35,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 1312.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.99 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 106.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:39,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:39,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:39,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:39,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:39,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:39,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:39,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:39,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:39,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:39,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:39,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:39,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:39,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:39,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:39,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:39,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:39,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:39,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:39,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:39,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:39,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:39,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:39,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:39,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:39,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:39,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:39,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:39,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:39,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:39,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:39,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:39,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:39,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:39,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:39,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:39,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:39,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:39,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:39,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:39,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:39,406 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:39,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:39,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:39,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:39,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:39,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:39,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:39,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:39,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:39,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:39,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:39,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:39,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:39,463 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:39,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:39,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:39,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:39,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:39,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:39,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:39,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:39,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:39,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:39,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:39,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:39,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:39,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:39,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:39,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:39,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:39,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:39,477 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 -> 20b427b12ecab1a55ea16dbf631b005753a22a0b [2019-11-27 16:11:39,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:39,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:39,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:39,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:39,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:39,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 16:11:40,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb7a6df5/6813807f173f4881989c444faa5a616e/FLAG0b8c1c426 [2019-11-27 16:11:41,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:41,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-1.i [2019-11-27 16:11:41,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb7a6df5/6813807f173f4881989c444faa5a616e/FLAG0b8c1c426 [2019-11-27 16:11:41,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cb7a6df5/6813807f173f4881989c444faa5a616e [2019-11-27 16:11:41,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:41,738 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:41,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:41,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:41,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:41,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41, skipping insertion in model container [2019-11-27 16:11:41,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:41,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:42,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:42,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:42,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:43,117 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:43,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43 WrapperNode [2019-11-27 16:11:43,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:43,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:43,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:43,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:43,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:43,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:43,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:43,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:43,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:43" (1/1) ... [2019-11-27 16:11:43,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:43,395 INFO L168 Benchmark]: Toolchain (without parser) took 1656.53 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:43,396 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:43,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1379.66 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:43,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.14 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:43,406 INFO L168 Benchmark]: Boogie Preprocessor took 114.09 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:43,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1379.66 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.14 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.09 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 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...