./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 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-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 0.1.24-65d6cd2 [2019-11-25 22:54:44,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:44,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:44,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:44,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:44,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:44,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:44,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:44,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:44,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:44,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:44,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:44,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:44,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:44,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:44,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:44,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:44,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:44,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:44,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:44,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:44,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:44,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:44,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:44,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:44,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:44,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:44,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:44,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:44,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:44,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:44,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:44,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:44,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:44,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:44,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:44,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:44,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:44,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:44,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:44,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:44,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:44,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:44,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:44,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:44,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:44,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:44,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:44,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:44,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:44,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:44,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:44,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:44,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:44,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:44,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:44,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:44,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:44,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:44,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:44,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:44,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:44,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:44,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:44,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:44,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:44,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:44,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:44,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:44,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:44,899 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 [2019-11-25 22:54:45,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:45,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:45,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:45,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:45,501 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:45,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-25 22:54:45,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d58c1d48/7b6939c19e0c4dd8bf0cc79eab5f5895/FLAG01e336023 [2019-11-25 22:54:46,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:46,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-25 22:54:46,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d58c1d48/7b6939c19e0c4dd8bf0cc79eab5f5895/FLAG01e336023 [2019-11-25 22:54:46,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d58c1d48/7b6939c19e0c4dd8bf0cc79eab5f5895 [2019-11-25 22:54:46,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:46,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:46,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:46,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:46,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:46,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:46" (1/1) ... [2019-11-25 22:54:46,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:46, skipping insertion in model container [2019-11-25 22:54:46,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:46" (1/1) ... [2019-11-25 22:54:47,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:47,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:47,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:47,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:48,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:48,227 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:48,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48 WrapperNode [2019-11-25 22:54:48,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:48,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:48,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:48,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:48,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:48,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:48,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:48,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:48,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:48" (1/1) ... [2019-11-25 22:54:48,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:48,463 INFO L168 Benchmark]: Toolchain (without parser) took 1485.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:48,471 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. [2019-11-25 22:54:48,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1257.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:48,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.43 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:48,479 INFO L168 Benchmark]: Boogie Preprocessor took 99.62 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:48,484 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 1257.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.43 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.62 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:52,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:52,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:52,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:52,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:52,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:52,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:52,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:52,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:52,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:52,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:52,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:52,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:52,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:52,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:52,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:52,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:52,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:52,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:52,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:52,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:52,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:52,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:52,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:52,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:52,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:52,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:52,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:52,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:52,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:52,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:52,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:52,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:52,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:52,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:52,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:52,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:52,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:52,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:52,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:52,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:52,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:52,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:52,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:52,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:52,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:52,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:52,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:52,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:52,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:52,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:52,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:52,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:52,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:52,590 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:52,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:52,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:52,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:52,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:52,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:52,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:52,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:52,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:52,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:52,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:52,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:52,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:52,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:52,599 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:52,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:52,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:52,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:52,602 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 [2019-11-25 22:54:53,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:53,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:53,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:53,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:53,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:53,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-25 22:54:53,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd94ee9a/3d75e2211fe7458a89321f5c740719c4/FLAGf08d7c297 [2019-11-25 22:54:54,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:54,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2019-11-25 22:54:54,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd94ee9a/3d75e2211fe7458a89321f5c740719c4/FLAGf08d7c297 [2019-11-25 22:54:54,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bd94ee9a/3d75e2211fe7458a89321f5c740719c4 [2019-11-25 22:54:54,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:54,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:54,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:54,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:54,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:54,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:54" (1/1) ... [2019-11-25 22:54:54,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:54, skipping insertion in model container [2019-11-25 22:54:54,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:54" (1/1) ... [2019-11-25 22:54:54,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:54,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:55,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:55,838 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:56,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:56,132 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:56,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56 WrapperNode [2019-11-25 22:54:56,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:56,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:56,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:56,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:56,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:56,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:56,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:56,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:56,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:56" (1/1) ... [2019-11-25 22:54:56,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:56,417 INFO L168 Benchmark]: Toolchain (without parser) took 1762.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:56,418 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:56,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:56,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:56,432 INFO L168 Benchmark]: Boogie Preprocessor took 113.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 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. [2019-11-25 22:54:56,452 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1479.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.87 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 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...