./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/ldv-regression/rule60_list2.c_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 f18f7f1f917468e24f0e5d26966f1156107884dd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/rule60_list2.c_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 f18f7f1f917468e24f0e5d26966f1156107884dd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:47,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:47,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:47,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:47,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:47,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:47,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:47,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:47,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:47,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:47,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:47,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:47,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:47,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:47,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:47,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:47,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:47,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:47,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:47,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:47,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:47,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:47,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:47,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:47,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:47,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:47,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:47,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:47,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:47,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:47,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:47,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:47,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:47,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:47,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:47,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:47,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:47,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:47,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:47,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:47,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:47,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:47,209 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:47,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:47,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:47,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:47,215 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:47,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:47,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:47,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:47,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:47,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:47,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:47,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:47,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:47,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:47,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:47,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:47,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:47,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:47,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:47,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:47,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:47,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:47,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:47,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:47,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:47,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:47,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:47,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:47,226 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 -> f18f7f1f917468e24f0e5d26966f1156107884dd [2019-11-27 09:48:47,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:47,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:47,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:47,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:47,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:47,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-27 09:48:47,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740285535/413e41f6925e42dd9467a12376f326ac/FLAG4d393d94a [2019-11-27 09:48:48,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:48,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-27 09:48:48,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740285535/413e41f6925e42dd9467a12376f326ac/FLAG4d393d94a [2019-11-27 09:48:48,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740285535/413e41f6925e42dd9467a12376f326ac [2019-11-27 09:48:48,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:48,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:48,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:48,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:48,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:48,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:48" (1/1) ... [2019-11-27 09:48:48,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b72cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:48, skipping insertion in model container [2019-11-27 09:48:48,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:48" (1/1) ... [2019-11-27 09:48:48,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:48,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:49,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:49,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:49,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:49,737 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:49,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49 WrapperNode [2019-11-27 09:48:49,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:49,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:49,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:49,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:49,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:49,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:49,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:49,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:49,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:49" (1/1) ... [2019-11-27 09:48:49,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:49,912 INFO L168 Benchmark]: Toolchain (without parser) took 1072.85 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 962.6 MB in the end (delta: -957.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:49,914 INFO L168 Benchmark]: CDTParser took 0.20 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 09:48:49,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.42 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:49,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.04 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:49,919 INFO L168 Benchmark]: Boogie Preprocessor took 53.85 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:49,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 907.42 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.04 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.85 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 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-da95e15 [2019-11-27 09:48:52,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:52,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:52,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:52,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:52,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:52,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:52,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:52,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:52,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:52,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:52,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:52,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:52,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:52,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:52,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:52,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:52,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:52,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:52,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:52,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:52,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:52,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:52,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:52,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:52,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:52,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:52,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:52,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:52,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:52,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:52,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:52,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:52,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:52,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:52,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:52,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:52,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:52,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:52,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:52,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:52,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:52,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:52,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:52,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:52,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:52,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:52,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:52,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:52,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:52,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:52,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:52,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:52,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:52,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:52,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:52,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:52,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:52,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:52,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:52,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:52,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:52,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:52,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:52,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:52,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:53,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:53,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:53,001 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:53,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:53,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:53,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:53,003 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 -> f18f7f1f917468e24f0e5d26966f1156107884dd [2019-11-27 09:48:53,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:53,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:53,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:53,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:53,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:53,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-27 09:48:53,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c413eb211/3cc7c2cc90cf4737b5fd983e03ce5900/FLAGea64b9af4 [2019-11-27 09:48:54,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:54,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list2.c_1.i [2019-11-27 09:48:54,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c413eb211/3cc7c2cc90cf4737b5fd983e03ce5900/FLAGea64b9af4 [2019-11-27 09:48:54,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c413eb211/3cc7c2cc90cf4737b5fd983e03ce5900 [2019-11-27 09:48:54,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:54,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:54,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:54,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:54,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:54,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:54" (1/1) ... [2019-11-27 09:48:54,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43eff4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:54, skipping insertion in model container [2019-11-27 09:48:54,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:54" (1/1) ... [2019-11-27 09:48:54,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:54,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:55,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:55,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:55,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:55,601 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:55,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55 WrapperNode [2019-11-27 09:48:55,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:55,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:55,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:55,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:55,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:55,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:55,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:55,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:55,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:55" (1/1) ... [2019-11-27 09:48:55,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:55,795 INFO L168 Benchmark]: Toolchain (without parser) took 1140.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 962.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:55,796 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-27 09:48:55,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 947.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.4 MB in the end (delta: -2.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:55,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.65 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:55,802 INFO L168 Benchmark]: Boogie Preprocessor took 74.02 ms. Allocated memory is still 1.0 GB. Free memory is still 962.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:55,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 947.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.4 MB in the end (delta: -2.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.65 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.02 ms. Allocated memory is still 1.0 GB. Free memory is still 962.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...