./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-reverse_simple.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-reverse_simple.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 acdd122f5068e78adf2c5d9843dc58624176c7bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-reverse_simple.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 acdd122f5068e78adf2c5d9843dc58624176c7bc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:31,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:31,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:31,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:31,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:31,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:31,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:31,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:31,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:31,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:31,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:31,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:31,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:31,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:31,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:31,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:31,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:31,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:31,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:31,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:31,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:31,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:31,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:31,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:31,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:31,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:31,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:31,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:31,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:31,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:31,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:31,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:31,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:31,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:31,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:31,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:31,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:31,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:31,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:31,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:31,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:31,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:08:31,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:31,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:31,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:31,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:31,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:31,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:31,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:31,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:08:31,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:31,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:31,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:31,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:31,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:31,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:31,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:31,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:31,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:31,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:31,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:31,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:31,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:31,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:31,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:31,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:31,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:31,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:31,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:08:31,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:08:31,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:31,299 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 -> acdd122f5068e78adf2c5d9843dc58624176c7bc [2019-11-24 21:08:31,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:31,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:31,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:31,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:31,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:31,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-24 21:08:32,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dde59c0f/66b24e6e47a549bb8f64775e471c6f4d/FLAG82c02e2b7 [2019-11-24 21:08:33,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:33,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-24 21:08:33,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dde59c0f/66b24e6e47a549bb8f64775e471c6f4d/FLAG82c02e2b7 [2019-11-24 21:08:33,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dde59c0f/66b24e6e47a549bb8f64775e471c6f4d [2019-11-24 21:08:33,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:33,307 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:33,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:33,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:33,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:33,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:33" (1/1) ... [2019-11-24 21:08:33,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:33, skipping insertion in model container [2019-11-24 21:08:33,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:33" (1/1) ... [2019-11-24 21:08:33,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:33,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:34,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:34,345 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:34,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:34,586 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:34,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34 WrapperNode [2019-11-24 21:08:34,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:34,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:34,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:34,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:34,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:34,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:34,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:34,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:34,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:34" (1/1) ... [2019-11-24 21:08:34,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:34,828 INFO L168 Benchmark]: Toolchain (without parser) took 1509.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:34,833 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:34,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1262.16 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. [2019-11-24 21:08:34,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.39 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:34,837 INFO L168 Benchmark]: Boogie Preprocessor took 83.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:34,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 1262.16 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 141.39 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 83.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:08:38,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:08:38,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:08:38,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:08:38,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:08:38,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:08:38,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:08:38,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:08:38,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:08:38,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:08:38,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:08:38,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:08:38,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:08:38,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:08:38,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:08:38,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:08:38,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:08:38,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:08:38,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:08:38,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:08:38,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:08:38,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:08:38,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:08:38,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:08:38,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:08:38,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:08:38,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:08:38,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:08:38,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:08:38,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:08:38,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:08:38,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:08:38,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:08:38,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:08:38,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:08:38,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:08:38,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:08:38,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:08:38,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:08:38,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:08:38,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:08:38,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:08:38,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:08:38,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:08:38,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:08:38,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:08:38,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:08:38,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:08:38,997 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:08:38,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:08:38,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:08:38,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:08:39,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:08:39,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:08:39,002 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:08:39,002 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:08:39,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:08:39,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:08:39,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:08:39,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:08:39,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:08:39,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:08:39,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:08:39,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:08:39,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:08:39,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:08:39,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:08:39,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:08:39,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:08:39,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:08:39,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:08:39,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:08:39,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:08:39,015 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 -> acdd122f5068e78adf2c5d9843dc58624176c7bc [2019-11-24 21:08:39,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:08:39,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:08:39,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:08:39,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:08:39,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:08:39,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-24 21:08:39,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ee2d29/622ae571920342dea192349b2e9ef304/FLAG108f1052c [2019-11-24 21:08:41,109 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:08:41,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-24 21:08:41,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ee2d29/622ae571920342dea192349b2e9ef304/FLAG108f1052c [2019-11-24 21:08:41,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/450ee2d29/622ae571920342dea192349b2e9ef304 [2019-11-24 21:08:41,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:08:41,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:08:41,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:41,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:08:41,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:08:41,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:41" (1/1) ... [2019-11-24 21:08:41,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:41, skipping insertion in model container [2019-11-24 21:08:41,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:08:41" (1/1) ... [2019-11-24 21:08:41,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:08:41,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:08:42,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:42,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:08:42,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:08:42,525 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:08:42,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42 WrapperNode [2019-11-24 21:08:42,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:08:42,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:42,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:08:42,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:08:42,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:08:42,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:08:42,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:08:42,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:08:42,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:08:42" (1/1) ... [2019-11-24 21:08:42,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:08:42,820 INFO L168 Benchmark]: Toolchain (without parser) took 1618.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.4 MB in the end (delta: -947.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:42,821 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:08:42,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:08:42,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.95 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. [2019-11-24 21:08:42,828 INFO L168 Benchmark]: Boogie Preprocessor took 123.48 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. [2019-11-24 21:08:42,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1332.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.95 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 123.48 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...